TAB. 82. 



Tribe Ophrydeae. 



Sub-tribe Diseae. 



Genus Disa. 



Disa uncinata, Bolus, in Journ. Linn. Soc. (Bot.), vol. xx, p. 478 

 (1884). — (§ Eu-disa.) — Herba glabra erecta vel leviter decumbens, 

 ^-1-pedalis ; caulis subgracilis strictus vel flexuosus paucifoliatus ; 

 folia radicalia 3-4, laxe patentia lineari-lanceolata acuta, 5-10 cm. 

 longa ; caulina 2-8, conformia minora erecta; spica laxe 3-20-fl., 

 bracteis foliaceis ovariis bre^ioribiis ; sepala lateralia patentia oblonga 

 concava acuta infra apicem dorso apiculata, circa 7 mill, longa ; 

 sepalum impar posticum galeatum obovatum emarginatum deflexum, 

 calcare tube constricto apice inflate, 4 mill, longo ; petala sub galea 

 iuclusa parva uucinato-falcata acuminata basi ampliata dentata ; la- 

 bellum deflexum liueare acutum, 4 mill, longum ; anthera resupiuata ; 

 stigma majusculum pulvinatum marginatum ; ovarium cylindricum, 

 1*2 cm. longum. {E.v e.xempll. pliir. riv.) 



Hab : South-western Region; Cape Colony : on mountains near 

 Mitchell's Pass, in moist clay soil, alt. 400-450 met., fl. Oct., Bolus, 

 No. 5279, 6095 ; Bain's Kloof, Coojjer, No. 3598 ! ; west side of Table 

 Mt., Oct., Chahcinl ; east side of ditto, Dec, Scklechter : Laugebergen, 

 near Swellendam, Jan., Bodkin ! — South-eastern Region ; Cape 

 Colony: Albany, Cooper, No. 1878! 



Plate 82. Fig. 1, 2, odd sepal; 3, side sepals; 4, petals; 5, lip; 

 6, column with petals ; 7, column, — all variously magnified. 



A glabrous erect or somewhat decumbent herb, |-1 ft. high ; 

 stem rather slender straight or flexuous few-leaved ; radical 

 leaves 3-4, loosely spreading linear-lanceolate acute, 5-10 cm. 

 long, cauline 2-3, similar but smaller and erect ; spike loosely 

 3-20-fl., bracts leaf-like shorter than the ovaries ; side sepals 

 spreading oblong acute concave apiculate below the apex, 7 mill, 

 long; odd sepal posticous galeate obovate emarginate deflexed, 

 spur constricted in the middle of the tube inflated at the apex, 

 4 mill, long ; petals included within the galea small uncinate- 

 falcate acuminate, dilated and toothed at the base ; lip deflexed 

 linear-acute, 4 mill, long ; anther resupinate ; stigma rather 

 large cushioned margmed ; ovary cylindrical, 1'2 cm. long. 



