Ilahenmna.] cxxxiii. orchide^. (rolfe). 221 



from a short broad base ; side lobes subulate-acuminate, diverging, 

 6 lin. long; front lobe linear or subspathulate-linear, 0-6 lin. long; 

 spur 2|-3J 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. 



Iiower Guinea. Gaboon, cultivated specimen, Fescatore. Princes Island, 

 Quintas, 7 I 



29. H. ebumea, Ridl. in Journ. Bot. 1886, 293. Tuber "3 in.," 

 lanate. Leaves 2, radical, rounded, obtuse or orbicular, spreading, 3 in. 

 long. Scapes 1^- ft. long. Braats 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, h 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 Ion"- 

 pedicels. Stigmatic processes porrect, rather large. 



Upper Guinea. Boruu : Mandara, among bushes, very rare, Vogel I 



30. H. Staudtii, Krdnzl. MS. Plant tall, the part seen about 

 1^ ft. high, leafy. Leaves lanceolate or oblong-lanceolate, sessile, 

 acuminate, largest seen 2|^ in. long, 6 lin. broad, decreasing upwards. 

 Racemes 4 in. or more long, lax, few-flowered. Bracts lanceolate, 

 acuminate, G-8 lin. long. Pedicels 1 j-2 in. long. Dorsal sepal ovate, 

 obtuse, cucullate, 4^ lin. long; lateral very oblique, semiorbicular- 

 obovate, obtuse, 4 J lin. long. Petals subobliquely ellii^tic-oblong, 

 obtuse, 4 lin. long. Lip 2J 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, Ih; lin. long. Anther channels rather 

 stout, 3 lin. long. Rostellum triangular, acute, 1 J lin. long. Staminodes 

 oblong, obtuse, J lin. long. 



Upper Guinea. Cameroons : Yaunde, 2600 ft., ZenJcer cf Staiidf, 503 ! 



31. H. Milnei, Reichb. f. Otia Bot. Hamh. ii. 90. 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 h as long as the 

 pedicel. Pedicels over 1 in. long. Sepals oblong-lanceolate, acute. 

 Petals linear-falcate, obtuse, 2-nerved. Liji unguiculate, trifid to ^ 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 Enijl. Jahrb. xvi. 

 147. 



Itower Guinea. Gaboon, in woods, ]in!)ie. 

 Only known to me from the original description. 



