TAB. 65. 



Tribe Ophrydeae. 



Sub -tribe Habenarieae. 



Genus Habenaria. 



Habenaria tridens, Lindley, in Camp. Bot. Mag., vol. ii, p. 208 

 (183G) ; Kraenzliii, Mono<jr. in Enrjl. Bot. Jahrb., Bd. xvi, p. 66(1892). 

 — Herba glabra erecta, |^-2-pedalis ; caulis gracilis debilis foliosus ; 

 folia 4-7, lineari-lanceolata vel lanceolato-ovata acuminata reticulato- 

 venosa laxe adscendentia, ad 15 cm. longa ; racemus laxe multiflorus 

 (ad 30 fl.), bracteis lanceolatis ovarii dimidio subaequilongis ; sepala 

 lateralia semi-ovata obtusa deflexa, circa 5 mill, longa; sepalum impar 

 erectum paullo brevius ovatum foruicatmn obtusissimum marginatum ; 

 petala bipartita, partitione postica falcato-oblonga, sepalo imparl 

 agglutinata, antica deflexa falcato-liueari longiore aequilonga vel 

 breviore; labellum prof undo trilobum fere tripartitum, 6 mill, longum, 

 lobis linearibus deflexis, lateralibus acutis, intermedio latiore obtuso 

 subcarnoso, calcare pendulo cylindrico limbo duplo longiore ovario 

 aequilongo ; clinandrium obtusissimum retusum, loculis antberae bene 

 remotis, rostelli bracbiis caudiculiferis adsceudenti-porrectis, processi- 

 bus stigmatiferis paullo deflexis subaequilongis, clinandrio duplo 

 brevioribus. {Ex exempl. umco vivo, pluribusque exsiccatis.) — H. Ger- 

 rardi, Reichenhachjil., Otia Bot. Hamh., p. 97 (1881). 



Hab : South-eastern Region ; Cape Colony : Perie Forest, near 

 the Mission Station, fl. Jan., T. R. Sim, No. 13!; Gwenkala stream 

 near Komgba, alt. 550 met., fl. March, Flanagan, No. 520! ; Malowe 

 Forest, near Clydesdale, alt. 1450 met., March, Tyson, No. 2043 !— 

 Natal : woods, Polela, 1200-1550 met., April, J. 21. Wood, No. 4586 ! 

 — Trans-"Vaal Eepublic : near Barberton, 910 met., March, Culver, 

 No. 47!; woods, Houtbosch Mt., 1850 met., Febr., Schlechter, 

 No. 4470 ! 



Plate 65. Fig. 1, flower with bract ; 2, ditto, side view, — magnified 

 about 3 diameters ; 3, one of the side sepals ; 4, odd sepal ; 5, petals 

 in different positions ; 6, lip, with section across the middle lobe ; 7, 

 column, side view ; 8, ditto, front view, — all the latter variously 

 magnified. 



A glabrous erect herb, ^-2 feet high ; stem slender weak leafy ; 

 leaves 4-7, linear lanceolate or lanceolate-ovate acuminate 

 netted-veined, laxly ascending, from 6 to 15 cm. long ; raceme 



