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Arbeitsgruppe Morphologie und Systematik der Phanerogamen

Publikationen

2013
Ackermann, M., and M. Weigend. 2013. A revision of loasoid Caiophora (Caiophora pterosperma-group, Loasoideae, Loasaceae) from Peru. Phytotaxa 110: 17–30.
Farag, M., Weigend, M., Luebert, F., Brokamp, G. & Wessjohann, L.A. 2013. Phytochemical, phylogenetic, and anti-inflammatory evaluation of 43 Urtica accessions (stinging nettle) based on UPLC-Q-TOF-MS metabolomics profiles. Phytochemistry 96: 170–183.
Henning, T., and M. Weigend. 2013. Beautiful, complicated—and intelligent? Novel aspects of the thigmonastic stamen movement in Loasaceae. Plant Signaling and Behavior 8: e24605.
Luebert, F. 2013. A revision of Heliotropium sect. Cochranea (Heliotropiaceae). Kew Bulletin 68: 1–54.
Luebert, F. 2013. Proposal to conserve the name Fontenellea brasiliensis (Quillaja brasiliensis) against Q. lancifolia (Quillajaceae). Taxon 62(5): 1068-1069.
Matschi, S., S. Werner, W.X. Schulze, J. Legen, H.H. Hilger, and T. Romeis. 2013. Function of calcium-dependent protein kinase CPK28 of Arabidopsis thaliana in plant stem elongation and vascular development. The Plant Journal 73: 883-896
Weigend, M., F. Luebert, F. Selvi, G. Brokamp, and H.H. Hilger. 2013. Multiple origins for Hounds tongues (Cynoglossum L.) and Navel seeds (Omphalodes Mill.) – the phylogeny of the borage family (Boraginaceae s.str.). Molecular Phylogenetics and Evolution 68(3): 604-618.
Weigend, M., F. Luebert, M. Gottschling, T.L.P. Couvreur, H.H. Hilger and J.S. Miller. 2013. From capsules to nutlets — phylogenetic relationships in the Boraginales. Cladistics, DOI: 10.1111/cla.12061
2012
Brokamp, G., N. Dostert, F. Cáceres-H, and M. Weigend. 2012. Parasitism and haustorium anatomy of Krameria lappacea (Dombey) Burdet & B.B. Simpson (Krameriaceae), an endangered medicinal plant from the Andean deserts. Journal of Arid Environments 83: 94-100.
Henning, T., and M. Weigend. 2012. Total control – pollen presentation and floral longevity in Loasaceae (Blazing Star Family) are modulated by light, temperature and pollinator visitation rates. PLoS ONE 7: e41121.
Hilger, H.H., and T.C.H. Cole. 2012. Evolutionärer Stammbaum der Tracheophyten – neue Zusammenhänge. Biologie in unserer Zeit 42: 14–15.
Luebert, F., and P. Pliscoff. 2012. Variabilidad climática y bioclimas de la Región de Valaparíso, Chile. Investigaciones Geográficas 44: 41–56.
Luebert, F., and M. Weigend. 2012. Three new species of Heliotropium sect. Heliothamnus (Heliotropiaceae) from Peru. Phytotaxa 49: 35-44.
Müller-Doblies, U., M. Ackermann, M. Weigend, and D. Müller-Doblies. 2012. De Liliifloris Notulae 9. The only hitherto known Spiloxene species (Hypoxidaceae) from Namibia is a new species, Spiloxene etesionamibensis, and a new Spiloxene species from Namaqualand (Northern Cape), S. namaquana. Feddes Repertorium 122: 319–334.
Palazzesi, L., M. Gottschling, V. Barreda, and M. Weigend. 2012. First Miocene fossils of Vivianiaceae shed new light on phylogeny, divergence times, and historical biogeography of Geraniales. Biological Journal of the Linnean Society 107: 67–85.
2011
Brokamp, G., N. Valderrama, M. Mittelbach, C.A. Grandez R., A.S. Barfod, and M. Weigend. 2011. Trade in palm products in North-Western South America. The Botanical Review 77: 571-606.
Henning, T., E.F. Rodríguez Rodríguez, and M. Weigend. 2011. A revision of the Nasa ranunculifolia group (Nasa ser. Grandiflorae pro parte, Loasaceae). Botanical Journal of the Linnean Society 167: 47-93.
Henning, T., and M. Weigend. 2011. Two new species of Nasa (Loasaceae) from Andean South America. Phytotaxa 26: 1-8.
Ibáñez, S., F. Luebert, and M. Gómez. 2011. Primer registro de Heliotropium amplexicaule (Heliotropiaceae) en Chile. Gayana Botánica 68: 89-92.
Luebert, F. 2011. Hacia una fitogeografía histórica del Desierto de Atacama. Revista de Geografía Norte Grande 50: 105-133.
Luebert, F., G. Brokamp, J. Wen, M. Weigend, and H.H. Hilger. 2011. Phylogenetic relationships and morphological diversity in Neotropical Heliotropium (Heliotropiaceae). Taxon 60: 663-680.
Luebert, F., H.H. Hilger, and M. Weigend. 2011. Diversification in the Andes: Age and origins of South American Heliotropium lineages (Heliotropiaceae, Boraginales). Molecular Phylogenetics and Evolution 61: 90-102.
Tecklin, D., D.A. DellaSala, F. Luebert, and P. Pliscoff. 2011. Valdivian temperate rainforests of Chile and Argentina. In D. A. DellaSala [ed.], Temperate and Boreal Rainforests of the World: Ecology and Conservation, 132-153. Island Press, Washington, DC.
Weigend, M. 2011. The genus Balbisia (Vivianiaceae, Geraniales) in Peru, Bolivia and northern Chile. Phytotaxa 22: 47-56.
2010
Brokamp, G., M. Mittelbach, N. Valderrama, and M. Weigend. 2010. Obtención de datos sobre producción y comercialización de productos de palmas. Ecología en Bolivia 45: 69-84.
Cusimano, N. 2010. Onosma echioides L. (Boraginaceae) besiedelt Serpentinböden in der Toskana (Italien). Sber. Ges. Naturf. Freunde Berlin (N.F.) 47: 93-101.
Luebert, F., M. Weigend, and H.H. Hilger. 2010. Epitypification of Heliotropium arborescens L. (Heliotropiaceae). Taxon 59: 1263-1266.
Luebert, F., and P. Pliscoff. 2010. Setting biodiversity conservation priorities in Chile. Ecoengen 12: 17-25.
Pieper, R., S. Kröger, M. Weigend, F. Hanschen, L. Kroh, and J. Zentek. 2010. Graukresse (Berteroa incana) im Heu: Ein “neues” Gesundheitsrisiko für Pferde. Tierärztliche Praxis 38G: 171-176.
Pustovoytov, K., S. Riehl, H.H. Hilger, and E. Schumacher. 2010. Oxygen isotopic composition of fruit carbonate in Lithospermeae and its potential for paleoclimate research in the Mediterranean. Global and Planetary Change 71: 258-268.
Schwarzer, C., F. Cáceres Huamaní, A. Cano, M.I. de la Torre, and M. Weigend. 2010. 400 years for long-distance dispersal and divergence in the Atacama desert – Insights from the Huaynaputina pumice slopes of Moquegua, Peru. Journal of Arid Environments 74: 1540e1551.
Weigend, M., M. Ackermann, and T. Henning. 2010. Reloading the revolver - male fitness as a simple explanation for complex reward partitioning in Nasa macrothyrsa (Loasaceae, Cornales). Biological Journal of the Linnean Society 100: 124-131.
Weigend, M., A. Cano, E.F. Rodríguez, and H. Breitkopf. 2010. Four new species of Ribes (Grossulariaceae), primarily from the Amotape-Huancabamba zone in northern Peru. Novon 20: 228-238.
Weigend, M., M. Gottschling, H.H. Hilger, and N.M. Nürk. 2010. Five new species of Lithospermum L. (Boraginaceae tribe Lithospermeae) in Andean South America: Another radiation in the Amotape-Huancabamba zone. Taxon 59: 1161-1179.
Weigend, M., M. Gottschling, F. Selvi, and H.H. Hilger. 2010. Fossil and extant Western Hemisphere Boragineae, and the polyphyly of “Trigonotideae” Riedl (Boraginaceae: Boraginoideae). Systematic Botany 35: 409-419.
Weigend, M., and H.H. Hilger. 2010. Codonaceae—a newly required family name in Boraginales. Phytotaxa 10: 26-30.
2009
Henning, T., A. Cano, and M. Weigend. 2009. Nasa sanagoranensis spec. nov. – a new shrubby species of Nasa Weigend ser. Carunculatae (Urb. & Gilg) Weigend (Loasaceae) from the Amotape-Huancabamba zone. Revista Peruana de Biología 16: 151-156.
Henning, T., and M. Weigend. 2009a. Systematics of the Nasa poissoniana group (Loasaceae) from Andean South America. Botanical Journal of the Linnean Society 161: 278-301.
Henning, T., and M. Weigend. 2009b. Two novel and critically endangered subspecies of Nasa humboldtiana (Loasaceae) from Peru. Botanische Jahrbücher für Systematik Pflanzengeschichte und Pflanzengeographie 127: 473-488.
Luebert, F., and P. Pliscoff. 2009. Depuración y estandarización de la cartografía de pisos de vegetación de Chile. Chloris Chilensis 12(1).
Luebert, F., J. Wen, and M.O. Dillon. 2009. Systematic placement and biogeographical relationships of the monotypic genera Gypothamnium and Oxyphyllum (Asteraceae: Mutisioideae) from the Atacama Desert. Botanical Journal of the Linnean Society 159: 32-51.
Medan, D., J. Kellermann, L. Aagesen, and H.H. Hilger. 2009. The validity of Ochetophila Poepp. ex Endl. (Rhamnaceae: Colletieae). Feddes Repertorium 120: 218-220.
Pinto, R., and F. Luebert. 2009. Datos sobre la flora vascular del desierto costero de Arica y Tarapacá, Chile, y sus relaciones fitogeográficas con el sur de Perú. Gayana Botánica 66: 28-49.
Weigend, M. 2009a. Vivianiaceae. In Neotropikey, Royal Botanic Gardens, Kew.
Weigend, M. 2009b. Grossulariaceae. In Neotropikey, Royal Botanic Gardens, Kew.
Weigend, M. 2009c. Loasaceae. In Neotropikey, Royal Botanic Gardens, Kew.
Weigend, M., M. Gottschling, F. Selvi, and H.H. Hilger. 2009. Marbleseeds are gromwells - Systematics and evolution of Lithospermum and allies (Boraginaceae tribe Lithospermeae) based on molecular and morphological data. Molecular Phylogenetics and Evolution 52: 755-768.
Weigend, M., and F. Luebert. 2009. Weeding the nettles I: Clarifying species limits in perennial, rhizomatous Urtica (Urticaceae) from southern and central Chile and Argentina. Phytotaxa 2: 1-12.
2008
Ackermann, M., M. Achatz, and M. Weigend. 2008. Hybridization and crossability in Caiophora (Loasaceae subfam. Loasoideae): Are interfertile species and inbred populations results of a recent radiation? American Journal of Botany 95: 1109-1121.
García, N., and F. Luebert. 2008. Aporte al conocimiento de la flora y la vegetación del río Mosco, Villa O’Higgins, ~ 48°S (Región de Aysén, Chile). Chloris Chilensis 11(2).
Luebert, F., and J. Wen. 2008. Phylogenetic analysis and evolutionary diversification of Heliotropium sect. Cochranea (Heliotropiaceae) in the Atacama Desert. Systematic Botany 33: 390-402.
Thomas, D.C., M. Weigend, and H.H. Hilger. 2008. Phylogeny and systematics of Lithodora (Boraginaceae-Lithospermeae) and its affinities to the monotypic genera Mairetis, Halacsya and Paramoltkia based on ITS1 and trnL(UAA)-sequence data and morphology. Taxon 57: 79-97.
Weigend, M. 2008. Grossulariaceae. In F. O. Zuloaga, O. Morrone, and M. J. Belgrano [eds.], Catálogo de las plantas vasculares del Cono Sur (Argentina, sur de Brasil, Chile, Paraguay y Uruguay), 2348. Monographs in Systematic Botany from the Missouri Botanical Garden 107, St. Louis.
Weigend, M., J. Grau, and M. Ackermann. 2008. Loasaceae. In F. O. Zuloaga, O. Morrone, and M. J. Belgrano [eds.], Catálogo de las plantas vasculares del Cono Sur (Argentina, sur de Brasil, Chile, Paraguay y Uruguay), 2413-2424. Monographs in Systematic Botany from the Missouri Botanical Garden 107, St. Louis.
2007
Ackermann, M., and M. Weigend. 2007. Notes on the genus Caiophora (Loasoideae, Loasaceae) in Chile and neighbouring countries. Darwiniana 45: 45-67.
Dillon, M.O., G. Arancio, and F. Luebert. 2007. Five new species of Nolana (Solanaceae- Nolaneae) from Chile. Arnaldoa 14: 191-212.
Gottschling, M., and J.S. Miller. 2007a. A revision of Bourreria (Boraginales, Ehretiaceae) in South America. Annals of the Missouri Botanical Garden 94: 734-744.
Gottschling, M., and J.S. Miller. 2007b. Typification of Bourreria names (Ehretiaceae, Boraginales) based on specimens collected by Charles Wright in Cuba. Taxon 56: 237-242.
Höxtermann, E., and H.H. Hilger eds. 2007. Lebenswissen: Eine Einführung in die Geschichte der Biologie. 1st ed. Natur & Text, Rangsdorf.
Luebert, F., N. García, and N. Schulz. 2007. Observaciones sobre la flora y vegetación de los alrededores de Tocopilla (Chile). Boletín Museo Nacional de Historia Natural 56: 27-52.
Miller, J.S., and M. Gottschling. 2007. Generic classification in the Cordiaceae (Boraginales): Resurrection of the genus Varronia P.Br. Taxon 56: 163-169.
Rodríguez, E.F., and M. Weigend. 2007. Loasaceae endémicas del Perú. Revista Peruana de Biología 13: 391s-402s.
Rodríguez, E.F., M. Weigend, B. León, E.A. Izquierdo, J.P. Domínguez, and S.J. Arroyo Alfaro. 2007. Laccopetalum giganteum (Ranunculaceae) una especie endémica en Peligro del Norte del Perú que necesita planes de conservación urgente. Arnaldoa 14: 123-130.
Weigend, M. 2007a. Publication history and lectotypification of Mentzelia arborescens (Loasaceae). Novon 17: 270-271.
Weigend, M. 2007b. Systematics of the genus Mentzelia (Loasaceae) in South America. Annals of the Missouri Botanical Garden 94: 655-689.
Weigend, M., N. Dostert, and E.F. Rodríguez. 2007. Bosques relictos de los Andes peruanos: Perspectivas económicas. In M. Moraes, B. Ølgaard, L. P. Kvist, F. Borchsenius, and H. Balslev [eds.], Botánica Económica de los Andes Centrales, 130-145. Universidad Mayor de San Andrés, Plural Editores, La Paz.
2006
Ackermann, M., and M. Weigend. 2006. Nectar, floral morphology and pollination syndrome in Loasaceae subfam. Loasoideae (Cornales). Annals of Botany 98: 503-514.
Bucar, F., B. Britzmann, B. Streit, and M. Weigend. 2006. LC-PDA-MS-profiles of phenolic compounds in extracts of aerial parts of Urtica species. Planta Medica 72: 1028-1028.
Gottschling, M., and J.S. Miller. 2006. Clarification of the taxonomic position of Auxemma, Patagonula, and Saccellium (Cordiaceae, Boraginales). Systematic Botany 31: 361-367.
Mengoni, A., F. Selvi, N. Cusimano, F. Galardi, and C. Gonnelli. 2006. Genetic diversity inferred from AFLP fingerprinting in populations of Onosma echioides (Boraginaceae) from serpentine and calcareous soils. Plant Biosystems 140: 211-219.
Selvi, F., M. Bigazzi, H.H. Hilger, and A. Papini. 2006. Molecular phylogeny, morphology and taxonomic re-circumscription of the generic complex Nonea/Elizaldia/Pulmonaria/Paraskevia (Boraginaceae-Boragineae). Taxon 55: 907-918.
Weigend, M. 2006a. Urtica dioica subsp. cypria, with a re-evaluation of the U. dioica group (Urticaceae) in western Asia. Willdenowia 36: 811-822.
Weigend, M. 2006b. Grossulariaceae. In K. Kubitzki [ed.], Families and genera of vascular plants, 168-176. Springer, Berlin, Heidelberg.
Weigend, M. 2006c. Vivianiaceae. In K. Kubitzki [ed.], Families and genera of vascular plants, 213-220. Springer, Berlin, Heidelberg.
Weigend, M. 2006d. Validating subfamily, genus and species names in Loasaceae (Cornales). Taxon 55: 463-468.
Weigend, M., and E.F. Rodríguez. 2006. Ribes amazonica spec. nov., la primera Ribes (Grossulariaceae) Peruana con inflorescencias erguidas. Arnaldoa 12: 42-47.
Weigend, M., N. Dostert, T. Henning, C. Schneider, and E.F. Rodríguez. 2006. Valid publication for 101 species and subspecies names of the genera Nasa and Aosa (Loasaceae: Cornales). Revista Peruana de Biología 13: 71-84.
Weigend, M., and M. Gottschling. 2006. Evolution of funnel-revolver flowers and ornithophily in Nasa (Loasaceae). Plant Biology 8: 120-142.
2005
Aagesen, L., D. Medan, J. Kellermann, and H.H. Hilger. 2005. Phylogeny of the tribe Colletieae (Rhamnaceae) - a sensitivity analysis of the plastid region trnL-trnF combined with morphology. Plant Systematics and Evolution 250: 197-214.
Gottschling, M., and J.S. Miller. 2005. A new species of Bourreria (Ehretiaceae, Boraginales) from Costa Rica. Novon 15: 425-428.
Gottschling, M., J.S. Miller, M. Weigend, and H.H. Hilger. 2005. Congruence of a phylogeny of Cordiaceae (Boraginales) inferred from ITS1 sequence data with morphology, ecology, and biogeography. Annals of the Missouri Botanical Garden 92: 425-437.
Hilger, H.H., M. Gottschling, et al. 2005. The Euro+Med treatment of Boraginaceae in Willdenowia 34 – a response. Willdenowia 35: 43-48.
Hilger, H.H., N. Kapuskar, and W. Frey. 2005. The gametophyte-sporophyte junction in Selaginella martensii Spring (Selaginellales, Lycopodiophyta). Phyton-Annales Rei Botanicae 45: 1-8.
Kellermann, J., D. Medan, L. Aagesen, and H.H. Hilger. 2005. Rehabilitation of the South American genus Ochetophila Poepp. ex Endl. (Rhamnaceae: Colletieae). New Zealand Journal of Botany 43: 865-869.
Weigend, M. 2005a. Die Erben Pokornys – Ein Beitrag zur Abgrenzung der enigmatischen Sippen Urtica galeopsifolia und Urtica pubescens in Mittel- und Osteuropa. Hoppea 66: 101-117.
Weigend, M. 2005b. Notes on the floral morphology in Vivianiaceae (Geraniales). Plant Systematics and Evolution 253: 125-131.
Weigend, M., A. Cano, and E.F. Rodríguez. 2005. New species and new records of the flora of the Amotape-Huancabamba zone: Endemics and biogeographic limits. Revista Peruana de Biología 12: 185-194.
Weigend, M., and N. Dostert. 2005. Towards a standardization of biological sustainability: Wildcrafting Rhatany (Krameria lappacea) in Peru. Medicinal Plant Conservation August 2005: 11-27.
Weigend, M., A. Groger, and M. Ackermann. 2005. The seeds of Loasaceae subfam. Loasoideae (Cornales) II: Seed morphology of “South Andean Loasas” (Loasa, Caiophora, Scyphanthus and Blumenbachia). Flora 200: 569-591.
Weigend, M., E.F. Rodríguez, and C. Arana. 2005. The relict forests of northwest Peru and southwest Ecuador. Revista Peruana de Biología 12: 185-194.
Weigend, M., E.F. Rodríguez, and C. Arana eds. 2005. Bosques relictos del NO de Perú y SO de Ecuador. Revista Peruana de Biología 12: 179-336.
2004
Aitzetmuller, K., L. Bruhl, and M. Weigend. 2004. Seed oil fatty acids of Loasaceae - A new source of gamma-linolenic and stearidonic acids. Journal of the American Oil Chemists Society 81: 259-263.
Bigazzi, M., F. Selvi, and H.H. Hilger. 2004. Nonea pisidica (Boraginaceae-Boragineae), a new species from southwest Anatolia and its relationships inferred from karyology and cpDNA sequences. Plant Biosystems 138: 135-144.
Gottschling, M. 2004. Floral ontogeny in Bourreria (Ehretiaceae, Boraginales). Flora 199: 409-423.
Gottschling, M., N. Diane, H.H. Hilger, and M. Weigend. 2004. Testing hypotheses on disjunctions present in the Primarily Woody Boraginales: Ehretiaceae, Cordiaceae, and Heliotropiaceae, inferred from ITS1 sequence data. International Journal of Plant Sciences 165: S123-S135.
Gottschling, M., and H.H. Hilger. 2004a. Characterization of a novel fruit type found in Ehretia (Ehretiaceae, Boraginales). Blumea 49: 145-153.
Gottschling, M., and H.H. Hilger. 2004b. The systematic position of Ehretia cortesia nom. nov. (Cortesia cuneifolia: Ehretiaceae, Boraginales) inferred from molecular and morphological data. Taxon 53: 919-923.
Hilger, H.H., and H. Förther. 2004. Boraginaceae. In N. Smith, S. A. Mori, A. Henderson, D. W. Stevenson, and S. V. Heald [eds.], Flowering Plants of the Neotropics, 59-62. Princeton University Press, Princeton.
Hilger, H.H., F. Selvi, A. Papini, and M. Bigazzi. 2004. Molecular systematics of Boraginaceae tribe boragineae based on ITS1 and trnL sequences, with special reference to Anchusa s.l. Annals of Botany 94: 201-212.
Hoffmann, M. 2004. Hydrophyllaceae. In N. Smith, S. A. Mori, A. Henderson, D. W. Stevenson, and S. V. Heald [eds.], Flowering Plants of the Neotropics, 190-191. Princeton University Press, Princeton.
Jørgensen, P.M., and M. Weigend. 2004. Passiflora inca, a new species of Passifloraceae from Peru and Bolivia. Novon 14: 79-83.
Rodríguez, E.F., and M. Weigend. 2004. Nasa longivalvis (Loasaceae: Loasoideae), una nueva especie del Departamento de La Libertad, Perú. Arnaldoa 11: 67-78.
Selvi, F., A. Papini, H.H. Hilger, M. Bigazzi, and E. Nardi. 2004. The phylogenetic relationships of Cynoglottis (Boraginaceae-Boragineae) inferred from ITS, 5.8S and trnL sequences. Plant Systematics and Evolution 246: 195-209.
Weigend, M. 2004a. Four new species of Nasa ser. Alatae (Loasaceae) in the Amotape-Huancabamba zone of Peru. Novon 14: 134-146.
Weigend, M. 2004b. Additional observations on the biogeography of the Amotape-Huancabamba zone in northern Peru – Defining the south-eastern limits. Revista Peruana de Biología 11: 127-134.
Weigend, M. 2004c. Loasaceae. In N. Smith, S. A. Mori, A. Henderson, D. W. Stevenson, and S. V. Heald [eds.], Flowering Plants of the Neotropics, 217-219. Princeton University Press, Princeton.
Weigend, M. 2004d. Grossulariaceae. In N. Smith, S. A. Mori, A. Henderson, D. W. Stevenson, and S. V. Heald [eds.], Flowering Plants of the Neotropics, 174-176. Princeton University Press, Princeton.
Weigend, M., K. Aitzetmuller, and L. Bruehl. 2004. The seeds of Loasaceae subfam. Loasoideae (Cornales) I: Seed release, seed numbers and fatty acid composition. Flora 199: 424-436.
Weigend, M., M. Gottschling, S. Hoot, and M. Ackermann. 2004. A preliminary phylogeny of Loasaceae subfam. Loasoideae (Angiospermae: Cornales) based on trnL(UAA) sequence data, with consequences for systematics and historical biogeography. Organisms Diversity and Evolution 4: 73-90.
2003
Buys, M.H., and H.H. Hilger. 2003. Boraginaceae cymes are exclusively scorpioid and not helicoid. Taxon 52: 719-724.
Clermont, A., H.H. Hilger, and E. Zippel. 2003. Verbreitung und Differenzierung der mitteleuropäischen Unterarten von Buglossoides arvensis (L.) I. M. Johnst. (Boraginaceae). Feddes Repertorium 114: 56-68.
Diane, N., C. Jacob, and H.H. Hilger. 2003. Leaf anatomy and foliar trichomes in Heliotropiaceae and their systematic relevance. Flora 198: 468-485.
Gottschling, M., and H.H. Hilger. 2003. First fossil record of transfer cells in angiosperms. American Journal of Botany 90: 957-959.
Hilger, H.H., and N. Diane. 2003. A systematic analysis of Heliotropiaceae (Boraginales) based on trnL and ITS1 sequence data. Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 125: 19-51.
Weigend, M. 2003. Loasaceae. In K. Kubitzki, and C. Bayer [eds.], Families and genera of vascular plants, 239-254. Springer, Berlin, Heidelberg.
Weigend, M., and M. Ackermann. 2003. Los nombres antiguos en el género Caiophora (Loasáceas subfam. Loasoídeas) y una clasificación infragenérica preliminar. Arnaldoa 10: 75-94.
Weigend, M., G. Brokamp, A. Kirbach, and H. Förther. 2003. Notas sobre Heliotropium krauseanum Fedde, la única especie de Heliotropium sect. Cochranea del Perú (Heliotropiaceae = Boraginaceae subfam. Heliotropioideae). Arnaldoa 10: 61-74.
Weigend, M., T. Henning, and C. Schneider. 2003. A revision of Nasa ser. Carunculatae (Loasaceae subfam. Loasoideae). Systematic Botany 28: 765-781.
Weigend, M., and E.F. Rodríguez. 2003. A revision of the the Nasa stuebeliana group [Nasa ser. Saccatae (Urb. & Gilg) Weigend, Loasaceae] with notes on morphology, ecology, and distribution. Botanische Jahrbücher für Systematik Pflanzengeschichte und Pflanzengeographie 124: 345-382.
2002
Bigazzi, M., H.H. Hilger, and F. Selvi. 2002. Evidence from nuclear and chloroplast DNA for the placement of Anchusa macedonica in the genus Gastrocotyle (Boraginaceae). Webbia 57: 173-180.
Diane, N., H. Förther, and H.H. Hilger. 2002. A systematic analysis of Heliotropium, Tournefortia, and allied taxa of the Heliotropiaceae (Boraginales) based on ITS1 sequences and morphological data. American Journal of Botany 89: 287-295.
Diane, N., H.H. Hilger, and M. Gottschling. 2002. Transfer cells in the seeds of Boraginales. Botanical Journal of the Linnean Society 140: 155-164.
Gottschling, M., N. Diane, H.H. Hilger, and M. Weigend. 2002. Von Pflanzen und Geologie. In M. Böse, and H. Keupp [eds.], Der belebte Planet (Berliner Geowissenschaftliche Abhandlungen, Sonderhef), FU Berlin, Berlin.
Gottschling, M., D.H. Mai, and H.H. Hilger. 2002. The systematic position of Ehretia fossils (Ehretiaceae, Boraginales) from the European tertiary and implications for character evolution. Review of Palaeobotany and Palynology 121: 149-156.
Hilger, H.H., M. Weigend, and W. Frey. 2002. The gametophyte-sporophyte junction in Isoetes boliviensis Weber (Isoetales, lycopodiophyta). Phyton-Annales Rei Botanicae 42: 149-157.
Rodríguez, E.F., M. Weigend, and N. Dostert. 2002. Sobre la validez de Nasa dyeri subsp. dyeri (Loasaceae) como un nuevo reporte para la flora peruana. Arnaldoa 9: 21-25.
Weigend, M. 2002a. Observations on the biogeography of the Amotape-Huancabamba zone in northern Peru. Botanical Review 68: 38-54.
Weigend, M. 2002b. Nasa panamensis, a new species of Nasa (Loasaceae) from Central America. Botanische Jahrbücher für Systematik Pflanzengeschichte und Pflanzengeographie 124: 211-216.
Weigend, M., O. Mohr, and T.J. Motley. 2002. Phylogeny and classification of the genus Ribes (Grossulariaceae) based on 5S-NTS sequences and morphological and anatomical data. Botanische Jahrbücher für Systematik Pflanzengeschichte und Pflanzengeographie 124: 163-182.
Weigend, M., and H. Förther. 2002. Revision of the genus Solenophora (Gesneriaceae). Harvard Papers in Botany 7: 37-78.
Weigend, M., and E.F. Rodríguez. 2002. Las espécies arbustivas de Nasa ser. Grandiflorae en el norte de Perú, con la descripción de una espécie nueva de la Abra de Barro Negro (Callacalla). Arnaldoa 9: 7-20.
2001
Frey, W., and H.H. Hilger. 2001. The gametophyte-sporophyte junction in Apotreubia hortonae (Treubiaceae, Hepaticophytina): Structure and systematic implications. Nova Hedwigia 72: 339-345.
Frey, W., M. Hofmann, and H.H. Hilger. 2001. The gametophyte-sporophyte junction: unequivocal hints for two evolutionary lines of archegoniate land plants. Flora 196: 431-445.
Gottschling, M., and H.H. Hilger. 2001. Phylogenetic analysis and character evolution of Ehretia and Bourreria (Ehretiaceae, Boraginales) based on ITS1 sequences. Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 123: 249-268.
Gottschling, M., H.H. Hilger, M. Wolf, and N. Diane. 2001. Secondary structure of the ITS1 transcript and its application in a reconstruction of the phylogeny of Boraginales. Plant Biology 3: 629-636.
Hilger, H.H., and E. Zippel. 2001. “Studies in the Boraginaceae”: an index to the publications of Ivan M. Johnston dealing with the Borage family. Haussknechtia Beiheft 11: 1-151.
Skrabal, J., H.-J. Tillich, and M. Weigend. 2001. A revision of the Passiflora lobbii group (Passifloraceae), including some new species and subspecies. Harvard Papers in Botany 6: 309-339.
Weigend, M. 2001a. Desfontainia Ruiz & Pav. (Desfontainiaceae) revisited – a first step back towards α-diversity. Botanische Jahrbücher für Systematik Pflanzengeschichte und Pflanzengeographie 123: 281-301.
Weigend, M. 2001b. Four new combinations in the genus Nasa (Loasaceae). Novon 11: 153-154.
Weigend, M. 2001c. Caiophora. In M. Reiner [ed.], Die erfolgreiche Aussaat exotischer Frucht- und Zierpflanzen, 44-45. Formosa-Verlag, Witten.
Weigend, M. 2001d. Nasa. In M. Reiner [ed.], Die erfolgreiche Aussaat exotischer Frucht- und Zierpflanzen, 71. Formosa-Verlag, Witten.
Weigend, M. 2001e. Loasaceae. In R. Bernal, and E. Forero [eds.], Flora de Colombia, 1-100. Universidad Nacional de Colombia, Santa Fe de Bogotá.
Weigend, M., and M. Binder. 2001a. A revision of the genus Ribes (Grossulariaceae) in Bolivia. Botanische Jahrbücher für Systematik Pflanzengeschichte und Pflanzengeographie 123: 111-134.
Weigend, M., and M. Binder. 2001b. Ribes viscosum Ruiz & Pavon (Grossulariaceae), una especie ecológicamente importante de los Andes del Perú y su sinonimia. Arnaldoa 8: 39-44.
Weigend, M., and M. Binder. 2001c. Three new species of Ribes L. (Grossulariaceae) from Central and South America. Systematic Botany 26: 727-732.
Weigend, M., and E.F. Rodríguez. 2001. Nasa picta Hook.f. subsp. pamparomasii (Loasaceae), a new subspecies of Nasa picta from Ancash, Peru. Arnaldoa 7: 19-26.
1995-2000
Hilger, H.H., and U.-R. Böhle. 2000. Pontechium: A new genus distinct from Echium and Lobostemon (Boraginaceae). Taxon 49: 737-746.
Stech, M., J.P. Frahm, H.H. Hilger, and W. Frey. 2000. Molecular relationship of Treubia Goebel (Treubiaceae, Treubiopsida) and high taxonomic level classification of the Hepaticophytina - Studies in austral temperate rain forest bryophytes 6. Nova Hedwigia 71: 195-208.
Frey, W., M. Hoffmann, and H.H. Hilger. 1997. Gametophyte-sporophyte junction in the Lower Devonian plant Horneophyton lignieri? Nova Hedwigia 64: 549-552.
Bohle, U.R., H.H. Hilger, and W.F. Martin. 1996. Island colonization and evolution of the insular woody habit in Echium L. (Boraginaceae). Proceedings of the National Academy of Sciences of the United States of America 93: 11740-11745.
Frey, W., H.H. Hilger, and M. Hofmann. 1996. Water-conducting cells of extant Symphyogyna-type Metzgerialean taxa: Ultrastructure and phylogenetic implications. Nova Hedwigia 63: 471-481.
Frey, W., M. Hofmann, and H.H. Hilger. 1996. The sporophyte-gametophyte junction in Hymenophyton and Symphyogyna (Metzgeriidae, Hepaticae): Structure and phylogenetic implications. Flora 191: 245-252.
Hofmann, M., H.H. Hilger, and W. Frey. 1996. Preparation of bryophyte herbarium specimens for the SEM using Aerosol. Bryologist 99: 385-389.
Frey, W., E.O. Campbell, and H.H. Hilger. 1995. The sporocyte-gametophyte junction of Tmesipteris (Psilotaceae, Psilotopsida). Phylogenetic implications of transfer cell arrangement. Beiträge zur Biologie der Pflanzen 68: 105-111.
1990-1994
Frey, W., E.O. Campbell, and H.H. Hilger. 1994. Structure of the Sporophyte-Gametophyte junction in Tmesipteris elongata P.A. Dangeard (Psilotaceae, Psilotopsida) and its phylogenetic implications - a SEM analysis. Nova Hedwigia 59: 21-32.
Hilger, H.H. 1994. Die Evolution der Rauhblattgewächse (Boraginaceae) in Makaronesien. Ulmensien 8: 23-32.
Böhle, U.-R., H.H. Hilger, R. Cerff, and W. Martin. 1994. Non-coding chloroplast DNA for plant molecular systematics at the infrageneric level. In B. Schierwater, B. Streit, G. P. Wagner, and R. DeSalle [eds.], Molecular Ecology and Evolution: Approaches and Application, 391-403. Birkhauser, Basel.
Hilger, H.H., J.R. Hoppe, and M. Hoffmann. 1993. Energiedispersive Röntgenmikroanalyse (EDX) von Boraginaceae subfam. Boraginoideae-Klausenoberflächen (Sind Silicium- und Calcium-Einlagerungen in die Fruchtwand systematisch verwertbare Merkmale?). Flora 188: 387-398.
Hilger, H.H. 1992. Morphology of Heliotropium (Boraginaceae) dispersal units. Botanica Acta 105: 387-393.
Medan, D., and H.H. Hilger. 1992. Comparative flower and fruit morphogenesis in Colubrina (Rhamnaceae) with special reference to C. asiatica. American Journal of Botany 79: 809-819.
1985-1989
Hilger, H.H. 1989. Flower and fruit development in the Macaronesian endemic Ceballosia fruticosa (syn. Messerschmidia fruticosa, Boraginaceae, Heliotropioideae). Plant Systematics and Evolution 166: 119-129.
Briechle, M., and H.H. Hilger. 1988. Die Embryogenese von Microparacaryum intermedium und die embryologische Klassifizierung der Boraginaceae nach Souèges. Flora 181: 45-59.
Hilger, H.H. 1987. Flower and fruit development in Wigandia caracasana (Hydrophyllaceae). American Journal of Botany 74: 250–259.
Hilger, H.H.. 1987. Fruchtbiologische Untersuchungen an Heliotropioideae (Boraginaceae). I. Die Ontogenie der monospermen Früchte von Heliotropium supinum L. Flora 179: 291-303.
Hilger, H.H. 1986. Mikromorphologische Untersuchungen an Klausenoberflächen von Boraginaceae II. Mattiastrum (Boiss.) Brand (Cynoglosseae). Beiträge zur Biologie der Pflanzen 61: 145-165.
Hilger, H.H. 1985. Ontogenie, Morphologie und systematische Bedeutung geflügelter und glochidientragender Cynoglosseae- und Eritrichieae-Früchte (Boraginaceae). Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 105: 323-378.
Hilger, H.H., M. Balzer, W. Frey, and D. Podlech. 1985. Heteromerikarpie und Fruchtpolymorphismus bei Microparacaryum, gen. nov. (Boraginaceae). Plant Systematics and Evolution 148: 291-312.
1978-1984
Hilger, H.H. 1984. Wachstum und Ausbildungsformen des Gynoeceums von Rochelia (Boraginaceae). Plant Systematics and Evolution 146: 123-139.
Hilger, H.H., and U. Richter. 1982. Untersuchungen zur Ausbildung der Klausen und ihrer Oberflächenskulpturen bei Paracaryum intermedium (Boraginaceae) aus Jordanien. Beiträge zur Biologie der Pflanzen 57: 205-220.
Hilger, H.H. 1982. Einige Möglichkeiten der Vaskularisation in Rhachisknoten von Fiederblättern. Flora 172: 69–77.
Hilger, H.H. 1981a. Entwicklungstendenzen im Fruchtbau der anemochoren Boraginaceengattungen Mattiastrum und Paracaryum. Berichte der Deutschen Botanischen Gesellschaft 94: 677-687.
Hilger, H.H. 1981b. Die Perikarpentwicklung geflügelter Klausen aus dem Paracaryum - Verwandtschaftskreis (Cynoglosseae, Boraginaceae). Plant Systematics and Evolution 138: 73-88.
Hilger, H.H. 1978a. Der multilakunäre Knoten einiger Melianthus- und Greyia-Arten in Vergleich mit anderen Knotentypen. Flora 167: 165–176.
Hilger, H.H. 1978b. Leitbündelverbindungen in den Rhachisknoten der Fiederblätter von Melianthus comosus, M. minor, M. major und Bersama abyssinica (Melianthaceae, Sapindales). Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 100: 221–236.

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