Rauhia

{{short description|Species of plant}} {{Automatic taxobox |image = Rauhia peruviana 01 SSZ.jpg |image_caption = ''Rauhia multiflora'' |display_parents = 2 |taxon = Rauhia |authority = Traub<ref name=POWO_295612-2/> |type_species = ''Rauhia peruviana'' Traub<ref name = "Tropicos" /> |range_map = Peru in the world (W3).svg |range_map_caption = It is endemic to Peru<ref name=POWO_295612-2/> }}

'''''Rauhia''''' is a genus of bulbous,<ref name = "PBS" /> perennial plants<ref name = "Arroyo-Leuenberger, 2020" /> in the family Amaryllidaceae endemic to Peru.<ref name=POWO_295612-2/><ref>Hamilton Paul Traub. 1957. Plant Life 13: 74.</ref><ref>Brako, L. & J. L. Zarucchi. (eds.) 1993. Catalogue of the Flowering Plants and Gymnosperms of Peru. Monographs in systematic botany from the Missouri Botanical Garden 45: i–xl, 1–1286</ref><ref>León, B., J. Roque, C. Ulloa Ulloa, N. C. A. Pitman, P. M. Jørgensen & A. Cano E. 2006 [2007]. El Libro Rojo de las Plantas Endémicas del Perú. Revista Peruana de Biologia 13(núm. 2 especial): 1s–971s</ref>

==Description== thumb|''Rauhia multiflora'' bulb with scale bar (10 cm) ===Vegetative characteristics=== ''Rauhia'' are bulbous,<ref name = "PBS">''Rauhia''. (n.d.). Pacific Bulb Society. Retrieved January 6, 2025, from https://www.pacificbulbsociety.org/pbswiki/index.php/Rauhia</ref> perennial plants<ref name = "Arroyo-Leuenberger, 2020">Arroyo-Leuenberger, S. (2020). [https://link.springer.com/referenceworkentry/10.1007/978-3-662-56486-8_41 ''Rauhia'' AMARYLLIDACEAE.] In: Eggli, U., Nyffeler, R. (eds) Monocotyledons. Illustrated Handbook of Succulent Plants. Springer, Berlin, Heidelberg. </ref> with annual,<ref name = "Meerow & Snijman, 1998" /> ovate to oblong, fleshy, petiolate, glaucous leaves<ref name = "Leuenberger & Arroyo-Leuenberger, 2006" /> and large,<ref name = "Meerow & Snijman, 1998">Meerow, A.W., Snijman, D.A. (1998). [https://link.springer.com/chapter/10.1007/978-3-662-03533-7_11 Amaryllidaceae.] In: Kubitzki, K. (eds) Flowering Plants · Monocotyledons. The Families and Genera of Vascular Plants, vol 3. Springer, Berlin, Heidelberg. </ref> solitary, tunicate, underground bulbs.<ref name = "Arroyo-Leuenberger, 2020" /> ===Generative characteristics=== The stout,<ref name = "Leuenberger & Arroyo-Leuenberger, 2006" /> umbellate inflorescences with erect, solid scapes<ref name = "Arroyo-Leuenberger, 2020" /> bear numerous pedicellate, infundibular to tubular,<ref name = "Leuenberger & Arroyo-Leuenberger, 2006" /> actinomorphic or zygomorphic,<ref name = "Meerow & Snijman, 1998" /><ref name = "Byng, 2014">Byng, J. W. (2014). [https://www.google.de/books/edition/The_Flowering_Plants_Handbook/yoLaBAAAQBAJ?hl=de&gbpv=1&dq=Rauhia&pg=PA88&printsec=frontcover The Flowering Plants Handbook: A practical guide to families and genera of the world.] p. 88. Vereinigtes Königreich: Plant Gateway Ltd..</ref> green<ref name = "Leuenberger & Arroyo-Leuenberger, 2006" /> to white flowers.<ref name = "Arroyo-Leuenberger, 2020" /> The seeds are black or brown.<ref name = "PBS" /><ref name = "Meerow & Snijman, 1998" />

==Cytology== The diploid chromosome count is 2n = 46.<ref name = "Meerow & Snijman, 1998" />

==Taxonomy== It was published by Hamilton Paul Traub in 1957 with ''Rauhia peruviana'' {{small|Traub}} as the type species.<ref name = "Tropicos">Missouri Botanical Garden. (n.d.-x). ''Rauhia'' Traub. Tropicos. Retrieved January 6, 2025, from https://www.tropicos.org/name/40022909</ref> ===Species=== {{As of|2023|June}}, Plants of the World Online accepted the following species:<ref name=POWO_295612-2>{{Cite POWO|title=''Rauhia'' Traub|id=295612-2|access-date=2023-06-27|mode=cs1}}</ref> *''Rauhia albescens'' Meerow & Sagást. *''Rauhia decora'' Ravenna - Peru (Amazonas) *''Rauhia multiflora'' (Kunth) Ravenna - Peru (Cajamarca) *''Rauhia occidentalis'' Ravenna - Peru (Cajamarca) *''Rauhia staminosa'' Ravenna - Peru (Amazonas)

==Etymology== The generic name ''Rauhia'' refers to the German botanist Werner Rauh (1913-2000).<ref name = "Leuenberger & Arroyo-Leuenberger, 2006">Leuenberger, B. E., & Arroyo-Leuenberger, S. (2006). [https://www.bgbm.org/sites/default/files/documents/wi36-1Leuenberger%2BLeuenberger.pdf Humboldt, Bonpland, Kunth and the type specimen of ''Rauhia multiflora'' (Amaryllidaceae) from Peru.] Willdenowia, 601-610.</ref><ref name = "Arroyo-Leuenberger, 2020" />

==Ecology== It occurs on rocky slopes, and in open, seasonally dry woodlands at elevations of 1000–1500 m.<ref name = "PBS" /><ref name = "Meerow & Snijman, 1998" />

==Cultivation== ''Rauhia multiflora'' is found in cultivation.<ref name = "Arroyo-Leuenberger, 2020" /> ''Rauhia'' has been successfully used in intergeneric hybridisation with ''Eucrosia''.<ref name = "Meerow et al., 1992">Meerow, A. W., Roh, M., & Lawson, R. S. (1992, May). [https://www.actahort.org/books/325/325_77.htm Breeding of ''Eucrosia'' (Amaryllidaceae) for cutflower and pot plant production.] In VI International Symposium on Flower Bulbs 325 (pp. 555-560).</ref>

==References== {{Reflist}}

Category:Amaryllidaceae genera Category:Endemic flora of Peru Category:Amaryllidoideae Category:Plants described in 1957