TAB. 91. 



Tribe Ophryde^. 



Sub-tribe CORYCIE^. 



Genus Disperis. 



Disperis oxyglossa, Bolus, in Joum. Linn. Soc, v. xxii., p. 76 

 (1887). — Herba erecta gracilis ijlabra, 13-40 cm. alta ; caulis 

 subflexuosus, distanter 3-4foliatus, apice l-5fl. ; folia erecta, 

 lineari- vel oblong-o-lanceolata, acuta, basi vaginantia, 2-3 cm. 

 long-a, 0*5-1 cm. lata; bractese foliacese ovat^e acuminatae, ovarium 

 aequantes vel excedentes ; sepala lateralia divaricata, apicem versus 

 arcuato-decurva, lanceolata, longe acuminata, ad 1'7 cm. longa, 

 infra medium calcarata, calcaribus obtusis, 0*4-0'5 cm. longis ; 

 sepalum impar galeato-fornicatum, apice deflexum, longe acumina- 

 tum, ad 1'7 cm. longum ; petala marginibus posterioribus ad 

 galeam agglutinata, subfalcata unguiculata, lamina oblique 

 lanceolata, longe acuminata, margine anteriore basi lobo auriculae- 

 formi praedita, sepalis subaequilonga ; labellum erectum, columnar 

 adnatum, lineare, 0'6 cm. longum, appendice bipartita, segmento 

 anteriore arcuato-porrecto lineari-lanceolato acuminato subcom- 

 plicato, 0"9 cm. longo, segmento posteriore rostello incumbente, 

 0*5 cm. longo, circuitu ovato, Slobo, lobis obtusis, terminali 

 longiore angustioreque ; rostellum cucullatum, circuitu, manu 

 expansum, suborbiculare, apice emarginatum, 0*7 cm. diam. , 

 brachiis porrectis, apice glandulifero genuflexis erectis, 0"5 cm. 

 longis ; stigma bipartitum. {£x exempli, plnr. viv. exsiccalisque.) 



Hab. : South-eastern Region; Cape Colony: Dohne Mt., 

 near Fort Cunynghame, alt. 1350 met., fl. Jan., Bolus, 8739 ! 

 Engcobo, fl. March, A. G. McLoughlin, 64! KaflFraria, Mts., in 

 damp localities, Mrs. Barber, 28; Baziya Mt., alt. 1200 met., fl. 

 Feb., Baur, 813. Griqualand East, southern slopes of Mt. Currie, 

 above the waterfall, alt. 1650 met., fl. Feb., W. Tyson, 1603! 

 Insisvva Mt., alt. 1950 met., R. Schlechter. Natal : heights above 

 Karkloof, J. Sanderson, 1071 ! 



Plate 91. Fig. 1, flower, front view; 2, ditto, side view; 

 3, 4, petals in different positions ; 5, column and lip, side view ; 

 6, lip, oblique view ; 7, column ; 8. one of the poUinia — all 

 variously magnified. 



