222 CXXXIII, ORCHIDEA (ROLFE). [ Habenaria. 
32. H. psiloceras, Welw. ex Reichb. in Flora, 1867, 99. Stem 
“2-3 ft. long,” base about 5 lin. diam. Leaves cauline, oblong, 
acuminate or acute, 3-54 in. long, 1-1} lin. broad. Racemes rather 
lax, 4 in. long. Bracts large, acuminate, 6-12 lin. long. Pedicels 
24 in. long. Dorsal sepal ovate, acute, carinate; lateral deflexed, 
semiovate, acute. Petals simple, acute, base very broadly ovate. Lip 
tripartite ; side lobes filiform, acute; front lobe linear, subacute, as 
long as the side lobes; spur very long, filiform, 6—64 in. long, apex 
slightly thickened. Stigmatic processes elongate, spathulate, excavate. 
Anther channels a little shorter than the stigmas.—Krinzl. in Engl. 
Jahrb. xvi. 165. 
Lower Guinea. Angola: Pungo Adongo; Pedro de Cazella, in shady rock- 
fissures, very rare, Welwitsch, 680! 
33. H. vaginata, A. Rich. in Ann. Sci. Nat. sér. 2, xiv. 269, t. 17, 
fig. 2. Plant about 8 in. high. Leaves 2, radical, spreading, broadly 
ovate, apiculate, 13-2} in. long; sheaths ovate-lanceolate, acuminate, 
decreasing upwards. Raceme 2} in. long, many-flowered. Bracts 
ovate-lanceolate, acuminate, 5-7 lin. long. Pedicels 4—5 lin. long. 
Dorsal sepal ovate, subobtuse, 14-2 lin. long; lateral deflexed, sub- 
falcate-oblong, subobtuse, 2} lin. long. Petals simple, subfalcate-oblong, 
subobtuse, nearly as long as the dorsal sepal. Lip trilobed; lobes 
linear-oblong, obtuse, 24-3 lin. long, subequal ; front lobe a little longer 
than the side lobes; spur 9-11 lin. long, slender at the base, slightly 
thickened above. Stigmatic processes broadly clavate-oblong, ? lin. 
long. Anther channels as long as the stigmas. Rostellum oblong, 
truncate, ł lin. long.—A. Rich. Tent. PL Abyss. ii. 290; Reichb. f. in 
Walp. Ann. iii. 586 ; Kranz]. in Engl. Jahrb. xvi. 152. 
Nile Land. Abyssinia: Semen; in the middle mountain region towards 
Shoata, Schimper, 1850! Begemeder Prov., 8200 ft., Schimper, 552! and without 
precise locality, Schimper, 614! 634! 639! 
34. H. engleriana, Kränzl. in Engl. Jahrb. xvii. 68, t. 5, fig. A. 
Stem 2 ft. high, strong, densely leafy from the base to the raceme. 
Leaves lanceolate, acuminate or acute, decreasing upwards into the 
bracts. Racemes distichous, few- to 8-flowered. Bracts oblong or 
oblong-lanceolate, 4—2 as long as the pedicels. Dorsal sepal galeate, 
acute, 8 lin. long; lateral larger than the dorsal, semiovate, acute, 
deflexed, 9 lin. long. Petals lanceolate, acuminate, free from the 
dorsal sepal, 8 lin. long. Lip 10 lin. long, basal third entire, linear- 
cuneate, then shortly trilobed; side lobes broadly semiovate, outer 
margin fimbriate; front lobe linear, obtuse; spur filiform, 41-6 in, 
long, slightly curved, apex scarcely thickened. Stigmatic processes 
porrect, a little dilated near the apex, about 3 lin. long. Anther 
channels shorter than the stigmas, bipartite at the apex. Rostellum 
minute, triangular. 
Upper Guinea. Togo: Bismarcksburg, Büttner, 692. 
Only known to me from the published description and figure. 
