TAB. 79. 



Tribe OPHRYDEJi:. 

 Sub-tribe CORYCIE.E. 

 Genus Pterygodium. 



Pterygodium carnosum, Lindley, Gen. &= Sp. Orch. (1839), 

 p. 367. — Herba erecta glabra, exsiccata atrata, 15-35 cm. alta ; 

 caulis gracilis strictus vel subflexuosus, foliatus ; folia erecta, 

 lanceolata vel linearia, acuminata, 5-15 cm. longfa ; spica oblonga 

 vel cylindrica, dense multiflora, floribus erectis ; bractete herbacece, 

 ovatae vel lanceolatfe, acutae vel acuminatas. ovarium excedentes ; 

 sepala lateralia adscendentia, oblique ovato-oblong"a, subacuta vel 

 acuminata, 0*6 cm. long-a ; sepalum impar erectum lanceolatum sub- 

 acutum, lateralibus aequilongum ; petala erecta, valde concava, 

 semi-orbicularia, breviter acuminata, sepalo imparl aequilong-a, g'alece 

 ore 0"6-0'7 cm. lato ; labelli limbus patens convexus ung-uiculatus, 

 lamina transverse semi-elliptica, apice obtusissima vel emarginata, 

 appendice galeato, obtuse rostrato ; stigmata duo distantia tuber- 

 culata ; columna basi posteriore pilis crassis hyalinis aucta. {Ex 

 exempli, plur. viv. exsiccattsque.) 



Hab, : South-western Region ; Cape Peninsula, moist places 

 on mountain-tops, alt. 390-1065 met., fl. Nov. -Jan., Miiud, Bolus, 

 4547 : 3879! (Herb. Norm. Aust.-Afr., 182.) R. Schlechter, 163 ; 

 Jonkers Hoek Mt., nr. Stellenbosch, Zeyher, 3950; mts, above 

 Du Toit's Kloof, alt. 900-1200 met., fl. Oct.-Jan., Drege. Lang-e- 

 berg-en, nr. Riversdale, alt. 420 met., fl. Nov., R. Schlechter, 2026 ; 

 Humansdorp Div., Storms River, alt. 90 met., fl. Nov., id. 5959. 



Plate 79. Fig'. 1, flower, front view ; 2, odd sepal with petals 

 expanded forcibly, back view ; 3, one of the petals ; 4, lateral 

 sepal — all x 4 diams. ; 5, lip and column, viewed from above ; 

 6, lip, side view ; 7, column, the lip being- removed, back view ; 8, 

 a poUinium and single granule — all the latter variously magnified. 



An erect glabrous herb, black when dried, 15-35 cm. high ; stem 

 slender, straight or subflexuous, leafy ; leaves erect, lanceolate or 

 linear, acuminate, 5-15 cm. long ; spike oblong or cylindrical, 

 densely many-flowered, the flowers erect ; bracts herbaceous, ovate 

 or lanceolate, acute or acuminate, exceeding the ovary ; lateral 

 sepals ascending, obliquely ovate-oblong, subacute or acuminate, 



