TAB. 65. 



Tribe Opiikydk.^^:. 



Siih-trihc DisivK. 



Genus DiSA. 



DIsa Cooperi, Reichenhach fil in Flora (1881), p. 828 ; 

 Hook f. Bot. Mag., t. 725G. — Herba erecta glabra robusta, speciosa 

 30-60 cm. alta ; folia 4-5, e gemma distincta radicalia erecta vel 

 erecto-patentia lineari-laiiceolata vel Interdum lanceolata, acu- 

 minata, 10-40 cm. longa, 2-4 cm. lata ; scapus strictus validus, 

 vag-jnis foliaceis erecto-patentibus lanceolatis acuminatis laxe 

 amplectentibus dense vestitus ; spica cylindrica dense multiflora, 

 10-25 cm. longa, floribus patentibus ; bracteae herbace^e vel sub- 

 membranaceae lanceolatae acuminatae, flores sapius excedentes ; 

 sepala lateralia deflexa oblongo-ovata apiculata, 1*8-1 -8 cm. longa, 

 imparl galeato subinfundibuliformi, ore oblongo, acuto saepe 

 apiculato, in calcar adscendens filiforme ovario longius producto; 

 petala sub galea suberecta abscondita oblique oblonga, carnosula 

 0-8-1 cm. longa ; labellum deflexum ovatum unguiculatum obtusum 

 1*8 cm. longum ; rostellum suberectum bifidum, brachiis glandu- 

 liferis parallelis ; anthera resupinata vel pendula ; stigma magnum 

 umbonatum, obscure Blobum. {Ex exempt, unico vivo, pluribusque 

 exsiccafis.) — D. Scully i, Bohis in Joiirn. Linn. Soc, vol. xxii (1887). 

 p. 70 ; D. Thodei, KrrJ. Orch. Gen. Sp. 1 (1900), p. 796. 



Hab : South-eastern Region ; Cape Colony : grassy hills 

 near Matatiele, Griqualand East, alt. 1520 met., fl. Jan., W. Tyson, 

 1606 !— Natal : Van Reenen, alt. 1676 met., fl. Jan., Wood, 8751 ! 

 Orange R. Colony : Bester's Vallei, alt. 1650 met., fl. Jan., Bolus, 

 8292. — SwAziELAND : grassy places between Swazieland and 

 Carolina, alt. 2070 met., fl. Jan. — Trans- Vaal : marshy ground 

 near Middelburg, alt. 1490 met., R. Schlechtcr, fl. Dec, 4104 ! 



Plate 65. Fig. 1, flower with sepals and near petal removed, 

 side view ; 2, one of the sepals ; 3, column, petals and lip, viewed 

 from above ; 4, one of the petals ; 5, column ; 6, one of the pollinia. 



Var. Scullyi, Schlechter in Engl. Bot. JaJvb., vol. xxxi. (1902), 

 p. 236 ; diff'ers from the typical form by its much more slender 

 habit, by its few-flowered raceme, and by its narrower labellum. 

 Found by Mr. IV. C. Scully, No. 195 ! in a bog upon Menziesberg, 

 near Stockenstrom, alt. not stated, fl. Jan. 



