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Genus of orchids
Ponthieva is a genus in the orchid family (
Orchidaceae ), commonly known as the shadow witch .
[3] They are named after
Henry de Ponthieu , an English merchant of
Huguenot ancestry who sent West Indian plant collections to Sir
Joseph Banks in 1778.
Ponthieva is widely distributed in the southeastern
United States , the
West Indies , and
Latin America from
Mexico to
Argentina .
[2]
[4]
[5]
[6]
[7]
They are mainly terrestrial plants with
sympodial growth, but some are
epiphytes . Their fibrous root show long and soft hairs. Some of the branches are thickened. The simple
stem grows from
rhizomes and carries thin, basal
leaves with a slight to a somewhat longer stalk. The few to many, erect
flowers grow on bracteate peduncles in a terminal
raceme . Their dorsal
sepal is slightly joined to the
petals at the apex. The petals are free or sometimes fused to lower flanks of the
column . The lateral sepals are distinct or joined.
[4]
The clawed
lip is fused to the base of the short
column . This is semiterete, i.e. in the form of a cylinder, rounded on one side and flat on the other. It is slightly winged towards the pointed apex.
[4]
There are four, yellow, club-shaped
pollinia that are joined in pairs.
[4]
Species accepted as of June 2014:
[2]
Ponthieva andicola Rchb.f. (1876) (Ecuador)
Ponthieva appendiculata Schltr. (1915) (Ecuador)
Ponthieva bicornuta C.Schweinf. (1951) (Peru)
Ponthieva brenesii Schltr. (1923) (Costa Rica, Panama)
Ponthieva brittoniae Ames (1910) : Britton's Shadow Witch (Florida, Bahamas, Cuba)
Ponthieva campestris (Liebm.) Garay (1995) (Mexico)
Ponthieva collantesii D.E.Benn. & Christenson (1998) (Peru)
Ponthieva cornuta Rchb.f. (1876) (Bolivia)
Ponthieva curvilabia Garay (1978) (Ecuador)
Ponthieva cuyujana Dodson & Hirtz (1989) (Ecuador)
Ponthieva diptera Linden & Rchb.f. (1854) : Two-winged Ponthieva (Cuba, Haiti, Jamaica, Guyana, Venezuela, Colombia, Ecuador, Peru)
Ponthieva disema Schltr. (1915) (Ecuador)
Ponthieva dunstervillei Foldats (1968) (Venezuela)
Ponthieva elegans (Kraenzl.) Schltr. (1912) (Bolivia)
Ponthieva ephippium Rchb.f. (1857) (Mexico, Guatemala)
Ponthieva fertilis (F.Lehm. & Kraenzl.) Salazar (2009) (Venezuela, Bolivia, Colombia, Ecuador, Peru)
Ponthieva formosa Schltr. (1923) (Mexico, Central America)
Ponthieva garayana Dodson & R.Vásquez (1989) (Bolivia)
Ponthieva gimana Dodson (2003) (Ecuador)
Ponthieva gracilis Renz (1948) (Colombia)
Ponthieva hameri Dressler (1998) (El Salvador)
Ponthieva hassleri Schltr. (1920) (Paraguay)
Ponthieva hildae R.González & Soltero (1991) (Mexico)
Ponthieva inaudita Rchb.f. (1876) : Unheard Ponthieva (Colombia, Ecuador, Peru)
Ponthieva insularis Dressler (2005) (Galapagos Islands)
Ponthieva keraia Garay & Dunst. (1976) (Venezuela, Ecuador)
Ponthieva lilacina C.Schweinf. (1941) (Peru)
Ponthieva maculata Lindl. (1845) : Spotted Ponthieva (Venezuela, Ecuador)
Ponthieva mandonii Rchb.f. (1878) (Peru to NW Argentina)
Ponthieva mexicana (A.Rich. & Galeotti) Salazar (2009) (Mexico, Guatemala)
Ponthieva microglossa Schltr. (1920) (Colombia)
Ponthieva nigricans Schltr. (1917) (Ecuador)
Ponthieva oligoneura Schltr. (1921) (Peru)
Ponthieva ovatilabia C.Schweinf. (1961) (Venezuela, Guyana)
Ponthieva parvilabris (Lindl.) Rchb.f. (1878) : Small-lipped Ponthieva (Venezuela, Ecuador)
Ponthieva parvula Schltr. (1912) (Mexico, Guatemala)
Ponthieva pauciflora (Sw.) Fawc. & Rendle (1910) (Caribbean)
Ponthieva petiolata Lindl., Bot. Reg. 9: t. 760 (1824) (Lesser Antiles)
Ponthieva phaenoleuca (Barb.Rodr.)
Cogn. in C.F.P.von Martius & auct. suc. (eds.) (1895) (Brazil)
Ponthieva pilosissima (Senghas) Dodson (1996) : Hairy Ponthieva (Ecuador)
Ponthieva pseudoracemosa Garay (1978) (Ecuador, Peru)
Ponthieva pubescens (C.Presl) C.Schweinf. (1970) (Ecuador, Peru, Brazil)
Ponthieva pulchella Schltr. (1918) (Mexico, Guatemala)
Ponthieva racemosa (Walter) C.Mohr : Hairy Shadow Witch, Racemose Ponthieva (SE USA, Mexico, tropical America)
Ponthieva rinconii Salazar (2005) (Mexico)
Ponthieva rostrata Lindl. (1845) (Ecuador, Peru)
Ponthieva schaffneri (Rchb.f.) E.W.Greenw. (1990) (Mexico, Guatemala)
Ponthieva similis C.Schweinf. (1941) (Colombia, Ecuador, Peru)
Ponthieva sprucei Cogn. in C.F.P.von Martius & auct. suc. (eds.) (1895) (Peru)
Ponthieva sylvicola Rchb.f. (1876) (Ecuador)
Ponthieva triloba Schltr. (1910) : Three-lobed Lip Ponthieva (Mexico, El Salvador)
Ponthieva trilobata (L.O.Williams) L.O.Williams (1972) (Mexico, Guatemala)
Ponthieva tuerckheimii Schltr. (1906) (Mexico, Guatemala, Costa Rica, Panama)
Ponthieva tunguraguae Garay (1978) (Ecuador)
Ponthieva unguiculata Ames & C.Schweinf. (1925) (Bolivia)
Ponthieva vasquezii Dodson (1989) (Bolivia)
Ponthieva ventricosa (Griseb.) Fawc. & Rendle (1910) : Smooth Shadow Witch (Caribbean)
Ponthieva venusta Schltr. (1921) (Ecuador, Peru)
Ponthieva villosa Lindl. in G.Bentham (1845) (Ecuador, Peru)
Ponthieva viridilimbata Dressler (2005) (Ecuador)
Ponthieva weberbaueri Schltr. (1921) (Peru)
^ Sydenham Edwards (1768 – 1819) del. F. (= Franciscus) Sansom sc. - "Curtis's botanical magazine" vol.22 pl. 842
^
a
b
c
Kew World Checklist of Selected Plant Families
^ Pridgeon, A.M., Cribb, P.J., Chase, M.C. & Rasmussen, F.N. (2003). Genera Orchidacearum 3: 1-358. Oxford University Press, New York, Oxford.
^
a
b
c
d
Flora of North America v 26 p 547, Ponthieva R. Brown, Hortus Kew. 5: 199. 1813.
^
Biota of North America Program, county distribution map, genus Ponthieva
^ Forzza, R. C. 2010. Lista de espécies Flora do Brasil
http://floradobrasil.jbrj.gov.br/2010
Archived 2015-09-06 at the
Wayback Machine . Jardim Botânico do Rio de Janeiro, Rio de Janeiro
^ Carnevali F., G., J. L. Tapia-Muñoz, R. Jiménez-Machorro, L. Sánchez-Saldaña, L. Ibarra-González, I. M. Ramírez & M. P. Gómez. 2001. Notes on the flora of the Yucatan Peninsula II: a synopsis of the orchid flora of the Mexican Yucatan Peninsula and a tentative checklist of the Orchidaceae of the Yucatan Peninsula biotic province. Harvard Papers in Botany 5(2): 383–466.