TAB. 87. 



Tribe Ophrydeae. 



Sub-tribe Diseae. 



Genus Disa. 



Disa Forficaria, Bolus. — (§ Ortliocarpa.) — Herba erecta, l^-pedalis ; 

 caulis aphyllus subflexuosus rigidus, vaginis remotis membranaceis 

 multinervis inferioribus brevibus subobtusis sensim longioribus 

 acuminatis vestitus ; folia radicalia, circa 6, erecto-patentia linearia 

 graminoidea acuta rigidula striata, caule multo breviora ; spica 

 sublaxa 12-18-fl., bracteis acuminatis floribus brevioribus ; sepala 

 lateralia iucurvo-erecta ovata acuminata concava, 8 mill, longa ; 

 sepalum impar anticum liorizontali-porrectum subcocbleariforme, 

 margins erosulo, basi unguiculatum, lateralibus aequilongum ; petala 

 supra sepalum impar reclinata approximata lanceolata ultra medium 

 recurva ciliataque apice bidentata intus carinata ; labellum posticum 

 erecto-recurvum subreniforme, apice obscure trilobulatum ciliatum, 

 4-5 mill, lougum ; antliera suberecta ; rostellum breve in alas ciliatas 

 utroque latere columnae adnatas productum ; glandulae majusculae, 

 caudiculis abbreviatis ; stigma planum ; ovarium rectum clavatum. 

 (Kx exewpll. 2 viv.) — Forpcaria ^raminifolia, Lindley, Gen. d- Sp. 

 Orch., p. 362 (1838). 



Hab: South-western Region; Cape Colony: Du Toit's Kloof, 

 alt. 900-1200 met., Oct.-Jan., Drege ; Hottentot's-liolland Mts., 

 EcJdon (£• Zeijher {fide Sender in Linnaea, xix, p. 105) ; stony hill- 

 sides. Forest Hall, near Plettenberg Bay, alt. about 200 met., fl. 

 March- April, Miss C. B. Neivdujate (in my herb.). 



Plate 87. — Fig. 1, flower, front view; 2, ditto, side view; 3, odd 

 sepal ; 4, one of the side sepals ; 5, petals ; 6, lip ; 7, column of a 

 somewhat mature flower ; 8, ditto, of a very young flower, back view ; 

 9, ditto, side view ; 10, rostellum, detached and laid open, showing 

 the ciliate wings; 11, one of the pollinia, — all variously magnified. 



An erect herb, 1^ ft. high ; stem leafless subflexuous rigid, 

 clothed with distant many-nerved sheaths, the lower short and 

 somewhat obtuse, the upper gradually longer and acuminate ; 

 leaves radical, about 6, erect-spreading linear grasslike acute 

 rather rigid, striate, much shorter than the stem ; spike some- 



