TAB. 81. 



Tribe Opheydeae. 



Sub-tribe Diseae. 



Genus Disa. 



Disa cephalotes, Beichenbachjil., Otia Bot. Hamb., p. 106 (1881). 

 — (j Eu-disa.i — Herba glabra erecta, J-l|-pedalis ; caulis strictus 

 gracilis paucifoliatus ; folia erecto-pateutia liueari-lanceolata acumi- 

 nata laxa, inferiora 10-16 cm. longa, superiora seusim minora in 

 bracteas vaginatas abeuntia ; spica conferta subcapitata, demum elon- 

 gata, dense multiflora, bracteis erectis foliaceis lanceolatis acuminatis 

 ovario subaequilongis ; sepala lateralia erecto-patentia oblouga obtusa 

 concava, sub apice apiculata, 4-5 mill. longa; sepalum impar cuculla- 

 tum, marginibus circa ostium valde iuflexis, apice obtusum apicu- 

 latum, basi in calcar gi-acile filiforme patenti-arcuatum limbo longius 

 ovario brevius productum ; petala sub sepalo imparl iuclusa parva 

 rbomboidea obtusa, columnae basi adnata ; labellum patens lineari- 

 oblongum obtusissimum, basi ampliatum columnam cingens, 8-5 mill, 

 longum; autbera reclinata, glandulis ovatis approximatis ; rostellum 

 perbreve ; stigma majusculum pulvinatum 3-lobum. (Ex exempli, 

 phir. viv., aliisqne exsiccatis.) 



Hab : South-eastern Region ; Cape Colony : on the summit of 

 the Boscbberg, near Somerset East, alt. 1380 met., 11. Febr., MacOicayi, 

 No. 1533 !, in my herb. ; west slopes of Eland'sberg, near Stocken- 

 strom, 1-540 met., Febr., Scullij, Xo. 408 ! ; Hauglip Mt., near Queens- 

 town, 1840 met., fl. Jan., Galpin, Xo. 1777 ! ; Dobue Mt., Jan., T. E. 

 Sijn : ; on the Engcobo Mt., Tembuland, 1300 met., Jan., Bolus. — 

 Oraxge Free State : Bester's Yallei, distr. Harrismith, Miss Sarah 



JdCohsz '. 



Plate 81. Fig. 1, flower and bract ; 2, flower, front view ; 3, a side 

 sepal; 4, a petal ; 5, flower, the sepals being removed ; 6, lip (magn. 

 about 6 diams.) ; 7, column, side view ; 8, ditto, viewed from above ; 

 9, one of the poUiuia, — all variously magnified ; 10. head of flowers 

 fi-om a dried specimen of another plant, — natural size. 



A glabrous erect herb, f-lj ft. high: stem straight slender 

 few-leaved ; leaves erect-spreading linear-lanceolate acuminate 

 lax, lower 10-16 cm. long, upper gradually smaller passing into 



