200 ORCHIDE (Rolfe). | Herschelia. 
1. H. forcipata (Kriinzl. Orch. Gen. et Sp. i. 807); plant about 
1 ft. high; stem rather slender; leav known ; scapes about 
ong. 
setaceous-acuminate, 6-8 lin. long; pedicels about 8 lin. long ; 
flowers large, greenish-yellow ; dorsal sepal galeate, broadly ovate, 
acute, nearly # in. long ; spur filiform, minutely 2-dentate at the 
apex, 1}—2 lin. long ; lateral sepals spreading, broadly ovate-oblong, 
acute, concave, 6—7 lin. long ; petals decumbent, linear-lanceolate, 
unequally 2-lobed, 4-5 lin. long ; posterior lobe obliquely oblong, 
o 
than the cells; rostellum erect, 3-fid, with ‘ 
pulvinate. Disa forcipata, Schlechter in Engl. Jahrb. xxiv. 428, 
xxxi. 292, t. 6, fig. E-K. 
Coast ReEcton : without precise locality, Z’rumen, 
leaves not seen; s bo t. high, with numerous narrow 
acuminate sheaths above; spikes 5-6 in. long, somewhat dense, 
many-flowered ; bracts ovate-lanceolate, acuminate, 4-} in. long; 
eis : 
2. H. excelsa (Rolfe); plant about 1? ft. high; stem stout ; 
; Scapes about 1} 
d le 
front, about 3 lin. long ; lip broadly elliptic-oblong, subobtuse, 
entire or obscurely crenulate close to the apex; column short; 
anther reflexed ; rostellum erect, shortly 3-lobed ; stigma pulvinate. 
Disa excelsa, Thunb. Fl. C, ip. ed. i. 78, partly, not of Sw., and 
ed. Schult..14; Lindl. Gen. & Sp. Orch. 356; Bolus in Journ. 
inn. Soc. xxv. 203; Durand & Schinz, Conspect. Fl. Afr. v. 102 ; 
ne Orch. Gen. et Sp. i. 800; Schlechter in Engl. Jahrb. xxx. 
292. 
Coast Reaton: George Div. ; Outeniqua Mountains, near Lange Kloof and 
Kromme River, Thunberg ! 
3. H. purpurascens (Kriinzl. Orch. Gen. et Sp. i. 803); plant 
1-1} ft. high ; stems slender 3 leaves radi 
