278 ORCHIDE (Rolfe). [ Pterygodium. 
P. cleistogamum, but it is clearly only a peloriate self-fertilising form of 
P. Newdigatz. 
8. P. leucanthum (Bolus in Trans. 8. Afr. Phil. Soc. xvi. 150); 
plant 6-14 in. high; stem moderately slender, nearly straight ; 
leaves 3-5, suberect, lanceolate or oblong-lanceolate, acute or sub- 
acute, 14—: 3-1 in. broad, the upper saa lower usually 
much smaller ; scapes 6-14 in. high ; spikes 1-2 it somewhat 
lax, sh textanttiohiriag Slag — acuminate, 5-7 lin. long ; 
semiorbicular, subapiculate at the inner angle, conduplicately 
concave, with the front margin somewhat incurved, 4 lin. long ; 
lip sharply reflexed, transversely oblong, emarginate or somewhat 
bilobed, under 1 lin. long, much broader than long; appendage 
erect, oblong from a rather broader base, 34 lin. long, with bilobed 
incurved fleshy apex, each lobe saccate ; column short ; arms of the 
rostellam hee. oblong, obtuse, under 1 lin. long. Bolus, Te. Orch. 
Austr.-Afr. i 99. 
Recon ; Tembuland ; steep rocky places on the Engcobo Mountain, 
Fingoland, 4300 ft., Bolus, 8704! Flanagan; slopes of Kwenkwe Mountain, near 
Se Maree. District, tty fit., Flanagan. 
Ka iver Colony ; grassy slopes of Mopedis Peak, 
Witzies Hoek, 8100-8400 ft., "Thode, 57b 
9. P. Cooperi (Rolfe); plant 3-11 ft. high; stem moderately 
oe leaves cauline, sessile, 2 or 3, oblong or linear-oblong, acute 
or acumin: lin. long; pedicels about 5 lin g we 
medium-sized ; do sepal elliptic-oblong, subobtuse, concave, 
24-3 long; lateral sepals spreading, obliquely ovate, obtuse, 
23-3 lin. long, nearly as broad as long; petals cohering the 
dorsal se a somewhat expanded limb, oblique, obovate- 
than slog pees oy ebceats ale. fT on lin. long ; 
column short ; arms of the rostellum diverging, ’ obovate- Psd 
obtuse, curved, over 1 lin. long. 
Sours —— without srg Sane see 1882! 
a toN: Transkei der rocks near the Tsomo River, Mrs. Barber, 
ater distinct species, which is unfortunately unlocalised in Cooper's original 
