TAB. 88. 



Tribe Ophryde^. 



Sub-tribe DlSE^.. 



Genus DiSA, 



DIsa macrostachya, Bohis in Journ. Li?in. Soc, vol. xxv. 

 (1890), p. 197. — Herba erecta g-labra, 15-35 cm. alta ; caulis 

 strictus vel subflexuosus, foliatus ; folia erecta linearia vel lineari- 

 lanceolata, acuminata, 5-10 cm. longa ; spica cylindrica laxiuscule 

 multiflora, floribus adscendentibus ; bracteae erectae membranaceee 

 reticulatas late ovatae, longe cuspidatae, cuspide torta, flores saepius 

 excedentes ; sepala lateralia deflexa oblonga obtusa, 0*6 cm. 

 longa ; sepalum impar erectum g'aleato-concavum, ore obovato 

 vel oblong-o, lateralibus subaequilongum, dorso in calcar pendulum 

 filiforme, ovario paullo brevius vel aequilongum, productum ; 

 petala erecta oblique ovata subfalcata subacuta, 0*5 cm. \onga. ; 

 labellum deflexum carnosum oblongo ligulatum obtusum, 0'6 cm. 

 longum ; rostellum erectum subquadratum utrinque tuberculatum, 

 rima tenui inter id et stigfma ; anthera resupinata ; glandula 

 poUinium unica. {Ex exemplari unico viv., pluribusqiie exsiccatis.) 

 — Monadenia macrostachya, Lmdiey, Gen. 6^ Sp. Orch. (1838), 

 /. 357 ; D. reticulata, Bolus, in /otirn. Linn. Soc, vol. xxii. (1844), 

 p. 73 ; Orch. Cape Penins. (1888), /. 16 ; M. reticulata, Dur. er 

 Schinz., Conspect. Flor, Afr., v. (1895),/). 112. 



Hab : South-western Region ; Cape Colony : Slopes of 

 Table Mt., alt. 854 met., fl. Dec, Boltis, 4897; Constantiaberg, 

 near Tokay, alt. 610 met., fl, Dec, A Bodkin/ (No. 4988 in my 

 herb.) ; Steenberg, fl. Nov., A. H. Wolley Dod, 2179 ! ; Mts. near 

 Onrust River, Caledon district, alt. 762 met., fl. Nov., R. Schlechter, 

 9502!; stony places, Montagu Pass, alt. 610 met., fl. Nov., R. 

 Schlechter, 5791 ! 



Plate 88. Fig. 1, flower, side view ; 2, ditto, front view ; 

 3, one of the petals ; 4, odd sepal ; 5, 5, petals ; 6, lip ; 7, column, 

 side view ; 8, ditto, front view ; 9, pollinarium — all variously 

 magnified. 



An erect glabrous herb, 15-35 cm. high ; stem straight or 

 somewhat flexuous, leafy ; leaves erect linear or linear-lanceolate. 



