258 CXXXIII. OROHIDEH (ROLFE). [Platycoryne. 
Flowers orange-buff. Dorsal sepal broadly ovate, obtuse, cucullate, 
27 lin. long; lateral ovate-oblong, obtuse, as long as the dorsal sepal. 
Petals ovate-oblong, subobtuse, 24 lin. long. Lip trilobeđd; side lobes 
small, triangular, subobtuse, 4 lin. long; front lobe ovate-lanceolate, 
subobtuse, 24 lin. long; spur 74 lin. long, slender below, slightly 
thickened above. Stigmatic processes short, subglobose, deflexed, ap- 
proximate. Anther channels stout, ł lin. long. Rostellum triangular, 
obtuse, fleshy, 4 lin. long.—Habenaria crocea, Schweinf. ex Reichb. 
f. Otia Bot. Hamb. i. 57; Kränzl. in Engl. Jahrb. xvi. 208. 
Wile Land. British East Africa: Niam-niam, South of the Lehssy River, in 
wet grassy places, Schweinfurth, 3968 ! 
7. P. Protearum, Rolfe. Plant slender, 8-10 in. high. Tuber 
oblong, 6-8 lin. long. Leaves 4—6, cauline, lanceolate or oblong-lanceo- 
late, acute, 4-1 in. long, decreasing a little upwards. Racemes short, 
2-4-flowered. Bracts ovate-oblong, shortly acuminate, 4-6 lin. long. 
Pedicels slender, 12-14 lin. long. Flowers greenish-white with a 
yellow lip. Dorsal sepal ovate, obtuse, cucullate, 24 lin. long; lateral 
deflexed, ovate-oblong, apiculate. Petals semiovate-triangular, obtuse, 
tightly adherent to the dorsal sepal and a little shorter than it. 
Lip broadly ovate-oblong, obtuse, sides recurved, 24 lin. long; spur 
11-13 lin. long, slender, a little stouter beyond the middle, hidden 
within the bract, Stigmas subglobose. Anther channels scarcely as 
long as the stigmas. Rostellum erect, 1} lin. long, slightly trilobed 
from a somewhat cucullate base ; side lobes reduced to a small, rounded, 
marginal tooth; front lobe triangular, subobtuse, enclosed within the 
galea, much longer than the anther.—Habenaria Protearum, Reichb. f. 
Otia Bot. Hamb, i. 57; Kränzl. in Engl. Jahrb. xvi. 215. H. paludosa, 
Reichb. f. in Flora, 1865, 178 (not Lindl.). 
Lower Guinea. Angola: Huilla; woods of Monino, in sandy, somewhat shady 
places among Proteacer, Welwitsch, 708! Huilla, Antunes, 18! 
8. P. Guingangee, Rolfe. Plant slender, 14 ft. high. Tuber 
oblong, # in. long. Leaves 2-3, cauline, lanceolate-oblong, acute or 
subacute, about 1} in. long, 2-24 lin. broad, decreasing upwards into 
very narrow, acuminate sheaths. Racemessubcapitate, about 8-flowered. 
Bracts ovate, acute, 3-5 lin. long. Pedicels 5-6 lin. long. Sepals 
carinate; dorsal broadly ovate, subacute, 3 lin. long; lateral ovate- 
oblong, acute, 3} lin, long. Petals bifid; posterior lobe filiform, small, 
2 lin. long; anterior lobe lanceolate-oblong, subacute, 2} lin. long. 
Lip tripartite; side lobes linear-filiform, obtuse, 1} lin. long; front 
lobe rather stouter than the side lobes, 23 lin. long; spur 5 lin. long, 
slender below, slightly thickened above. Stigmatic lobes short, dilated, 
suborbicular. Anther channels stout, 14 lin. long. Rostellum sub- 
ulate, 14 lin. long —Habenaria Guingange, Reichb. f. in Flora, 1865, 
179; Kränzl. in Engl. Jahrb. xvi, 207. 
Lower Guinea. Angola: Pungo Adongo; Barrancos de Catete, in rich bushy 
pastures, rare, Welwitsch, 692! 
9. P. poggeana, Rolfe. Plant slender, 16 in, high. Leaves 
