Habenaria longicorniculata J.Graham 1839 SECTION Habenaria
Photo by © Snonyomousr and his flickr Orchid Photo Website
Photo by © Jalal & Jayanth
Drawing by © Matilda Smith, Fitch and Hooker
Common Name The Small Horned Habenaria
Flower Size
Found in India and Sri Lanka in lateritic plateaus and grassy slopes at elevations of 800 to 1900 meters as a medium to large sized, warm to cool growing terrestrial with 1 to 2, unequal, ovate to ellipsoid tubers giving rise to 3 to 10, basally clustered, oblong to oblong-lanceolate, acute, basally clasping leaves that blooms in the summer and fall on an erect, terminal, peduncle to 1.4" [3.5 cm] long, to 34" [85 cm] long, 1 to 4 [usually 2] flowered inflorescence with semi-amplexicaul, ellitpic-lanceolate, acute to subacuminate, minutely pappilate, much shorter than the pedicellate ovary floral bracts and carrying slightly fragrant, white and green flowers.
Synonyms Habenaria gracilis Rchb.f. 1865; Habenaria longecalcarata A.Rich.1841; Habenaria longicalcarata var. viridis Blatt. & McCann 1932 Pecteilis longicorniculata (J.Graham) M.A.Clem. & D.L.Jones 2018
References W3 Tropicos,Kew Monocot list , IPNI ;
* Cat. Pl. Bombay: 202 J Graham 1839
Ann. Sci. Nat., Bot., sér. 2, 15: 71 A Rich. 1841 as Habenaria longecalcarata
Icones plantarum Indiae Orientalis Vol 3 :11 Wight 1846 not = H longicornu
Flora 48: 180 Rchb.f 1865 as H gracilis nom. illeg.
The Flora of British India Vol 6 Hooker 1894
Orchidacearum genera et species : 418 Kraenzlin 1897
J. Bombay Nat. Hist. Soc. 36: 20 Blatt. & McCann 1932
J. Bombay Nat. Hist. Soc. 36: 20 Blatt. & McCann 1932 as Habenaria longicalcarata var. viridis
Orchids of Bombay Santapau & Kapadia 1966 Drawings fide;
Indian Orchids A Field Guide to Identification and Culture Vol 1 Pradhan 1976 drawing fide;
Orchids of Nilgris Joseph 1987 drawing fide;
Orchids of India A Glimpse Misra 2007 drawing fide;
Orchids of Odisha Misra 2014 drawing/photo fide;
Lankesteriana Vol 18 [1]: 23–62 Jalal & Jayanth 2018 photo fide
Austral. Orchid Rev. 83(6): 52 M.A.Clem. & D.L.Jones 2018 as Pecteilis longicorniculata
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