Habenaria. | CXXXIII. ORCHIDEE (ROLFE). 221 
from a short broad base; side lobes subulate-acuminate, diverging, 
6 lin. long; front lobe linear or subspathulate-linear, 5-6 lin. long; 
spur 23-34 in. long, slender below, a little thickened upwards. 
Stigmatic processes very short, fleshy, 1 lin. long. Anther channels 
slender, ascending, 2 lin. long. Rostellum triangular, subacute, 1 lin. 
long.—Kriinzl. in Engl. Jahrb. xvi. 159. 
Lower Guinea. Gaboon, cultivated specimen, Pescatore, Princes Island, 
Quintas, 7! 
29. H. eburnea, Ridl. in Journ. Bot. 1886, 293. Tuber ‘3 in.,” 
lanate, Leaves 2, radical, rounded, obtuse or orbicular, spreading, 3 in. 
long. Scapes 14 ft. long. Bracts membranous, “ 3—4,” lax, lanceolate, 
long acuminate, veined, nearly 1 in. long. Flowers several, rather 
large, white. Pedicels with the ovary 2 in. long. Dorsal sepal galeate, 
cucullate, lanceolate, acuminate ; lateral reflexed, obliquely obcuneate, 
acuminate, 5-nerved, 4 in. long. Petals narrowly linear, erect, simple. 
Lip trilobed, base narrow; lobes very narrowly linear, acute or 
acuminate, about 1 in. long; spur 3 in. long, filiform, acute, attenuate 
towards the apex. Anthers acuminate; pollen yellow, with long 
pedicels. Stigmatic processes porrect, rather large. 
Upper Guinea. Bornu: Mandara, among bushes, very rare, Vogel! 
30. H. Staudtii, Kränzl. MS. Plant tall, the part seen about 
1} ft. high, leafy. Leaves lanceolate or oblong-lanceolate, sessile, 
acuminate, largest seen 24 in. long, 6 lin. broad, decreasing upwards. 
Racemes 4 in. or more long, lax, few-flowered. Bracts lanceolate, 
acuminate, 6—8 lin. long. Pedicels 12-2 in. long. Dorsal sepal ovate, 
obtuse, cucullate, 44 lin. long; lateral very oblique, semiorbicular- 
obovate, obtuse, 44 lin. long. Petals subobliquely elliptic-oblong, 
obtuse, 4 lin. long. Lip 24 lin. long, linear-oblong at the base, trilobed 
above; side lobes filiform-linear, 9 lin. long; front lobe linear, sub- 
obtuse, 5 lin. long ; spur 4 in. long, cylindrical, a little stouter above. 
Stigmatic processes oblong, stout, 14 lin. long. Anther channels rather 
stout, 3 lin. long. Rostellum triangular, acute, 14 lin. long. Staminodes 
oblong, obtuse, # lin. long. 
Upper Guinea, Cameroons: Yaunde, 2600 ft., Zenker & Staudt, 503! 
31. H. Milnei, Reichb. f. Otia Bot. Hamb. ii. 96. Plant “ per- 
haps over 2 ft. high.” Leaves cauline, ovate, acute, distant, with 1 
lanceolate sheath above them (lower leaves not collected). Racemes 
lax, many-flowered. Bracts lanceolate, apiculate, not 4 as long as the 
pedicel. Pedicels over 1 in. long. Sepals oblong-lanceolate, acute. 
Petals linear-faleate, obtuse, 2-nerved. Lip unguiculate, trifid to 4 from 
the base; lobes linear, acute, divaricate ` spur filiform, exceeding the 
pedicel. Stigmatic processes terete, uncinate, elongate. Anther channel 
slender. Rostellum triangular, small.—Kranzl. in Engl. Jahrb. xvi. 
147. 
Lower Guinea. Gaboon, in woods, Milne. 
Only known to me from the original description. 
