TAB. 97. 



Tribe Ophrydeae. 

 Sub-tribe Coeycieae. 

 Genus Pterygodium. 



Pterygodium inversum, Sicartz, in Kovgl. Vetensk. Acad. Xya 

 Hand!., vol. xxi, ^j. 217 (1800) ; Ker, Journ. Sci. B. Inst., vol. ix, t. 4 

 (1820); TIninherfj, Flor. Cap., ed. 1823, p. 23.— Herba glabra erecta 

 robusta, 1-2-pedalis ; caiilis strictus foliatus ; folia 4-6, subdisticba 

 lanceolato-ensiformia, 6-10 cm. longa, in bracteas subsimiles abeuntia; 

 spica cylindrica dense multiflora, 3-4 cm. diametro, bracteae ovaria 

 parum superantes, flores subnutantes ; sepala lateralia supera postica 

 approximata reflexa lanceolata concava, basi quasi inflata, cum sepalo 

 imparl petalisque circa 8 mill, longa ; sepalum impar inferum anticum 

 lanceolatum fornicatum ; petala inversa oblonga concava ; labelli limbus 

 superus posticus adscendenti-incurvus transverse oblongus concavus 

 crenulatus unguiculatus, circa 3 mill, longus, appendice antica deflexa 

 linguaeformi biloba caruosa, 5-6 mill, longo ; antherae loculi remoti, 

 in extremitatibus bracbiorum rostelli ; ovarium cylindricum, sursum 

 tortum. {Ex exempli, plur. viv.) — Ophrys inversa., TJiunhenj, Prodr. 

 Plant. Cap., p. 2 (1794). 



Hab : South-western Region ; Cape Colony : near Riebeek's 

 Kasteel, and about Piquetberg, Sept. -Oct., Thunberg ; near Breede 

 River, Gill ; between Groene Kloof and Saldanba Bay, also between 

 Pedros Kloof and Liliefontein, near tbe Kbamiesbergen, alt. 900-1200 

 met., Nov., Drege; Groene Kloof, 90 met., Oct., Bolus, 4335 ; Piquet- 

 berg, in open ground near tbe village, 200 met., frequent in Oct., ib.: 

 Hex E. Valley, near tbe H. R. East Railway Station, 520 met., 

 Oct., ib. 



Plate 97. Fig. 1, 2, a flower, front and back view ; 3, 4, lip, witb 

 column and part of ovary, front and back view ; 5, odd sepal ; 6, one 

 of tbe side sepals ; 7, a petal ; 7a, a petal from another flower, more 

 enlarged; 8, tbe lip detached, side view; 9, one of tbe pollinia, — all 

 variously magnified. 



A stout erect glabrous herb, 1-2 feet high; stem straight 

 leafy ; leaves 4-6, subdistichous lanceolate-sword-shaped lax, 

 6-10 cm. long, passing gradually into similar bracts ; sx^ike 

 cylindrical densely many-fl., 3-4 cm. in diameter, bracts a little 



