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Genus Habenaria

Genus Habenaria

Habenaria Willd., Sp. Pl. 4 (1805) 44

Synonyms:

  • Genus Ala Szlach., Fragm. Flor. Geobot. Supp. 3 (1995) 113
  • Genus Alinorchis Szlach., Polish Bot. J. 46 (2001) 129
  • Genus Ate Lindl., Gen. Sp. Orchid. Pl. (1835) 362
  • Genus Bilabrella Lindl., Edwards's Bot. Reg. (1835) sub t. 1701
  • Genus Centrochilus Schauer, Nov. Actorum Acad. Caes. Leop.-Carol. Nat. Cur. 19
  • Genus Diplectraden Raf., Fl. Tellur. 2 (1836) 90
  • Genus Dissorhynchium Schauer, Nov. Actorum Acad. Caes. Leop.-Carol. Nat. Cur. 19
  • Genus Fimbrorchis Szlach., Orchidee 55 (2004) 489
  • Genus Glossaspis Spreng., Syst. Veg. 3 (1826) 675
  • Genus Habenorkis Thouars, Nouv. Bull. Sci. Soc. Philom. Paris 19 (1809) 317
  • Genus Itaculumia Hoehne, Bol. Mus. Nac. Rio de Janeiro
  • Genus Kraenzlinorchis Szlach., Orchidee 55 (2004) 57
  • Genus Kryptostoma (Summerh.) Geer., Bull. Jard. Bot. Nation. Belg. 52 (1982) 149
  • Genus Macrocentrum Phil., Anales Univ. Chile 36 (1870) 200 (non Hook.f.)
  • Genus Macrura (Kraenzl.) Szlach., Orchidee 54 (2003) 331
  • Genus Medusorchis Szlach., Orchidee 55 (2004) 487
  • Genus Mesicera Raf., Neogenyton (1825) 4
  • Genus Montolivaea Rchb.f., Otia Bot. Hamb. (1881) 107
  • Genus Nemuranthes Raf., Fl. Tellur. 2 (1836) 61
  • Genus Podandria Rolfe in Dyer, Fl. Trop. Afr. 7 (1898) 205
  • Genus Podandriella Szlach. & Olsz., Fl. Cameroun 34 (1998) 192
  • Genus Pseudocoeloglossum (Szlach. & Olsz.) Szlach., Orchidee 54 (2003) 334
  • Genus Pseudohemipilia Szlach., Orchidee 54 (2003) 214
  • Genus Pseudoperistylus (P.F.Hunt) Szlach. & Olsz., Fl. Cameroun 34 (1998) 210
  • Genus Satorkis Thouars, Nouv. Bull. Sci. Soc. Philom. Paris 19 (1809) 316
  • Genus Schlechterorchis Szlach., Orchidee 54 (2003) 217
  • Genus Senghasiella Szlach., J. Orchideenfreund 8 (2001) 365
  • Genus Smithanthe Szlach., Orchidee 55 (2004) 172
  • Genus Synmeria Nimmo in J.Graham, Cat. Pl. Bomb. Addend. (1839) s.n.

Sympodial terrestrial plants, often with a subterranean tuber. Stem very short to elongated, one- to several-leaved. Leaves sheathing at the base, often spirally arranged, glabrous, persistent, convolute, herbaceous. Inflorescence a terminal, few- to many-flowered raceme. Flowers small to medium-sized, resupinate, usually green or white, sometimes with orange or pink lip. Sepals free. Petals free, often with two or more narrow lobes. Lip spurred, not mobile. Column-foot absent. Pollinia 2, sectile, caudicles present, stipe absent, viscidium present. Caudicles inserted in a grooved projection called the anther channel. Stigma with two widely separated lobes, each on top of a distinct stalk, the so-called stigmatophore, which is free from the lip.


Tropics and subtropics, world wide. About 600 species; in New Guinea c. 20 species.

Terrestrial in lowland and montane forest and in open places along streams, on hillsides, in seasonally dry grassland, etc.

  • Subfamily Orchidoideae
  • Tribe Orchideae
  • Subtribe Orchidinae
  • Genus Habenaria

The largest genus of terrestrial orchids in the world, often with intricately lobed and fringed flowers, which are mostly green or white. Peristylus is very closely related but differs in that the stigmatophores are not free, as in Habenaria, but adnate to the base of the lip.

Genus Habenaria in New Guinea contains 27 species and 1 variety:

Habenaria baeuerlenii
Habenaria balimensis
Habenaria cruciata
Habenaria dracaenifolia
Habenaria dryadum
Habenaria dryadum var. major
Habenaria elongata
Habenaria elongata var. leptophylla
Habenaria ensigera
Habenaria khasiana
Habenaria lamii
Habenaria micholitziana
Habenaria notabilis
Habenaria novaehiberniae
Habenaria ochroleuca
Habenaria paucipartita
Habenaria pinnatipartita
Habenaria polyschista
Habenaria rechingeri
Habenaria retroflexa
Habenaria rumphii
Habenaria stenopetala
Habenaria torricellensis
Habenaria trichaete
Habenaria trichoglossa
Habenaria triplonema


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Genus Habenaria

Habenaria cruciata J.J.Sm., flower, lateral view, photo W. Harris, based on Harris 1772

Genus Habenaria

Habenaria cruciata J.J.Sm., flower, photo W. Harris, based on Harris 1772

Genus Habenaria

Habenaria rumphii (Brongn.) Lindl., inflorescence, photo P. O'Byrne, from Sulawesi

Genus Habenaria

Habenaria trichaete Schltr., flowers, photo W. Harris

Genus Habenaria

Habenaria sp., inflorescence, photo N.E.G. Cruttwell, based on Cruttwell (5/87, PNG, E.H. Prov., Litipinaga)

Genus Habenaria

Habenaria cruciata J.J.Sm., drawing N.H.S. Howcroft 213, from Beowata (Beerwata) Sepik

Genus Habenaria

Habenaria rumphii (Brongn.) Lindl., drawing N.H.S. Howcroft 223, from Wipim