TAB. 63. 



Tribe OphrydE-^e. 



Sub-tribe DiSE.E. 



Genus DiSA. 



Disa pulchra, Sonder, in Liiincea, xix. (1847), p. 94. — Herba 



erecta robusta glabra, 40-65 cm. alta ; caulis strictus foliatus ; 



folia erecla vel erecto-patentia, rig-Ida, prominenternervia, linearia, 



acuta vel acuminata, basi vag-inantia, in bracteas sensim abeuntia, 



10-20 cm. long-a, infima breviora latioraque ; spica oblong-a, laxe 



vel subdense 9-21 fl., floribus erecto-patentibus ; bractcce mem- 



branaceas lanceolatae acuminata, inferiores floras fere aequantes, 



superiores saepius multo breviores ; sepala lateralia adscendentia, 



oblique oblonga, obtusa vel subacuta, l"8-3 cm. longa ; sepalum 



impar incumbens vel adscendens, galeato-concavum ovato- 



oblongum, obtusum vel acutum, lateralibus sequilongum, dorso in 



calcar patens vel dependens filiforme, l-2-2*2 cm. long-um pro- 



ductum ; petala erecta lanceolata acuta, margine anteriore basi 



rotundato-lobata, 0*8-l*4 cm. longa ; labellum adscendenti-decur- 



vum, oblongum vel lineare, obtusum vel subacutum, l*8-2*7 cm. 



longum ; rostellum erectum, 21obum vel obscure Slobum, lobo 



intermedio reflexo, brachiis glanduliferis approximatis ; anthera 



valde resupinata ; ovarium l'l-2'o cm. longum. i^Ex exempl. jinico 



vivo pluribusqiie exsiccaiis.) D. montana, Sotid., in Linncea xix. 



(1847;,/. 90. 



Hab.: South-eastern Region ; Cape Colony: dry places on 

 the Winterberg, fl. Dec, Zeyher, Barber; summit of the Katberg, 

 alt. 1500 met., fl. Dec, E. E. Galpin, 1680! summits of mts. nr. 

 Stockenstroom, fl. Dec, JV. C. Scullv, 188! grassy hill slopes, 

 round Fort Donald, Griqualand East, alt. 1500 met., fl. Dec, 

 W. Tyson, 1597 ! Insiswa Mt., alt. circ. 2040 met., fl. Jan., R. 

 Schlechfer, 6463 ; Dohne Mt. , nr. Fort Cunynghame, alt. 1350 

 met., fl. Jan., Bolus, 10305 !— Natal : nr. Polela. fl. Dec, Clarke; 

 nr. Emangweni, alt. 1800-2100 met., fl. Dec,/. Thode. 



Plate 63. Fig. 1, side sepal ; 2, odd sepal ; 3, lip, nat. size ; 

 4, column and petals, front view ; 5, ditto, with lip, side view ; 

 6, ditto, the near petal and lip removed ; 7, pollinium. 



An erect robust glabrous herb, 40-65 cm. high ; stem straight 



