TAB. 40. 



Tribe Ophryde.^.. 



Sub-tribe DlSE^. 



Genus DiSA. 



A. Disa Basutorum, SchJechter, in Engl. Bot. Jahrb. , vol. xx. 

 (1895), Bcibl. 50, p. 17.— Herba erecta pusilla glabra, 8-12 cm. 

 alta ; caulis vaginis arete appressis, acuminatis tectiis ; folia 

 2, radicalia erecto-patentia ovata acuta, basi caulem obtegentia, 

 2-2*8 cm. long-a, medio 1-1 '2 cm. lata; spica cylindrica laxa 

 pluriflora (ad 14) ; bracteae ovatae acutae, inferiores flores super- 

 antes, superiores breviores ; flores in sectione inter minores, 

 virescenti-badii ; sepala lateralia ovato-falcata obtusa, 0*5 cm. 

 longa; sepalum impar g-aleatuin obtusum, lateralibus aequilong-um, 

 calcaratum, calcare adscendente, galeam a^quante, filiformi obtuso ; 

 petala erecta, oblique ovata, obtusa, margine superiore inflexa, 

 galeam baud aequantia ; labellum lineare obtusiusculum, apicem 

 versus dilatatum, 0'3-0'4 cm. longum ; anthera pauUo resupinata, 

 profunde excisa, connective brevissimo ; stigma, pro magnitudine 

 florum, majus, rostello minimo, apice exserto, (glandula non visa); 

 ovarium cylindricum, 0'7-0"b cm. longum. [Ex descriptione cl. 

 Schlechteri. ) 



Hah. : Kalahari Eastern - Mountain Province Region ; 



Basutoland, summit of the Drakensbergen, alt, 8000 met., fl. 

 Feb., J. Thode. 



Plate 40. A. Fig. 1, flower, side view ; 2, column with petal 

 and lip, ditto ; B, column, viewed from above ; 4, anther — 

 variously enlarged. 



An erect dwarf glabrous herb, 8-12 cm. high ; stem clothed 

 with closely appressed acuminate sheaths ; leaves 2, radical erect- 

 spreading ovate acute, covering the stem at the base, 2-2-8 cm. 

 long, 1-1*2 cm. broad in the middle ; spike cylindrical lax several- 

 flowered (as many as 14) ; bracts ovate, acute, the lower exceeding 

 the flowers, the upper shorter ; flowers among the smaller ones in 

 the section, green-reddish brown ; lateral sepals ovate falcate 

 obtuse, 0'5 cm. long ; odd sepal galeate obtuse, as long as the 

 lateral, spurred, the spur ascending filiform obtuse, as long as the 

 galea ; petals erect, obliquely ovate, obtuse, the upper margin 



