TABB. 82, 83. 



Tribe Ophryde^. 



Sub-tribe DiSE^. 



Genus DiSA. 



Disa aemula, Bolus in Joiirii. Linji. Soc, vol. xxli. (1885), 

 p. 69.— Herba erecta robusta glabra 40-80 cm. alta; caulis strictus 

 validus foliosus ; folia erecto-patentia lanceolata acuminata, mar- 

 g-ine undulata basi vaginantia in bracteas transeuntia, 15-30 cm. 

 longa ; spica cylindrlca 20-35 cm. longa, dense multiflora ; floribus 

 adscendentibus ; bracteee ovato-lanceolatae vel lanceolatae acu- 

 minatae, floras aequantes vel multo excedentes ; sepala lateralia 

 oblique oblonga acuta porrecta, sub apice apiculata 1'4 cm. longa ; 

 sepalum impar horizontale, galeatum, ore orbiculari, lateralibus 

 aequilongum, dorso in calcar patens apice deflexo filiforme 1*3 cm. 

 longum, productum ; petala erecta lanceolato-falcata apice incurva 

 basi antice lobata, lobo oblongo rotundato ; labellum patenti- 

 decurvum oblongum vel oblongo-lanceolatum obtusum 1 cm. 

 longum ; rostellum breve erectum bifidum ; anthera resupinata. 

 {JEx exempli, unico vivo., pluribiisque exsiccatis.) — D. COmutCL, 

 Krdns. in Gen. & Sp. Orch. I. (1900), 768. 



Hah. : South-western Region ; Cape Colony : Sandy plains 

 east of Cape Town, Rapenburg, alt. infra 30 met., fl. Oct., 

 A. TV. Goatcher (No. 6862 in my herb.) ; near Salt River, Harvey ; 

 near Vyges Kraal farm 29 Oct. (1895), Wolley Dod, 897 ! near 

 Groene Kloof, district Malmesbury, alt. 100 met., Oct., Bolus, 

 4330, Oct. (1878). 



Plate 82, 83. Fig. 1, odd sepal magnified two diameters ; 

 2, lateral sepals ; 3, flower, side view, sepals and galea removed ; 

 4, lip ; 5, summit of ovary column and petals, all variously 

 magnified. 



An erect robust glabrous herb, 40-80 cm. high ; stem straight, 

 stout, leafy; leaves erect-spreading lanceolate acuminate, 15-30 cm. 

 long, margins undulate, sheathing at base and gradually passing 

 upward into bracts ; spike cylindrical, 20-35 cm. long, closely 

 many-flowered, the flowers ascending ; bracts ovate-lanceolate or 

 lanceolate acuminate, in length equalling or sometimes much 



