300 ORCHIDE (Rolfe). [ Disperis. 
ay De Ment (Reichb. f. Otia Bot. Hamb. ii. 103) ; plant 6-8 
in. high ; stem slender, glabrous ; leaves cauline, alternate, sessile, 
usually 3; ein elliptic or oblong-lanceolate, usually subacute, 
glabrous, 6-9 lin. long; scapes 6-8 in. high; spikes lax, 1—5- 
flowered ; bracts oblong-lanceolate, acute, 5-8 lin. long; 
6-9 lin. lo ong ; flowers medium-sized, white with some green trans- 
verse bars on the front margin of the petals ; bbe: sepal galeate, 
about 5 lin. long, with a triangular very acuminate limb, an 
obtuse rounded sac; lateral sepals LOE _ablong-laneoolate, 
very acuminate and hooked at the apex, about 4} lin. long, with a 
oblong obtuse spur above the middle ; petals ‘cohering with the 
dorsal sepal, broadly falcate-lanceolate, acuminat 1 lin. long, 
front margin som nd lip adly unguiculate ; lim 
cucullate, ovate, acuminat lin. long ; appendage about as long 
e limb, and closely resembling it in shape ; column short ; 
Sane ike broady dilated, rounded or obtuse at the apex, nearly 
2 lin. broad ; arms er anigs ste much twisted, about 3 lin. long. 
Bolus in Journ. Linn. Soc. xxii. 80, t. 1, fig. A; xxv. 206; Durand 
Agere ote Fi. Af. 5 a Schlechter in Bull. Herb. Boiss. 
1° sér., 925; Krinal. Orch. Gen. et Sp. i. 829, partly, excl. syn. 
Schlechter. 
; ag tigner ee Bedford Div. ; summit of Kaga Berg, near Bedford, 4500-5000 
t., 917! 
_ RADAMARI Reaton : Orange River Colony ; Harrismith, 6500-7500 ft., Sankey, 
ge RN Recion: Griqualand East ; summit of Mount — near Kokstad, 
6500 ft., Tyson, 1077 ! Natal ; marshes near Polela, Wood, 4829 
acute 3 El Li in Se: : sabes 2-flowered at the apex; bracts ovate- 
lanceolate, actite or acuminate, 6—9 lin. long; pedicels about 6 lin. 
elipticoblong, soredy acuminate, « lin. long, with a narrowly 
ed, 24 lin. long; isccditlgs ames 
obtuse, about as long as the limb; column short ; rostellum broadly 
ovate, oe use, 1 lin. long ; arms cartilaginous, slightly twisted, 
linear, 24 lin. ‘lon ng. 
EasTERN REGION : Natal ; Oliviers Hoek, 5000 ft., Allison, 4! 
15. D. flava (Rolfe) ; plant 41 in. high ; stem moderately slender, 
glabrous ; rent: fee ewh reading, lanceolate, acuminate, 
g-l in. long; scapes 4} in. high, 2-flowered ; bracts ovate, acute, 
7-9 lin. long ; pods 4-5 lin. long ; flowers medium-sized, yellow, 
