172 CXXXIII. ORCHIDEZ (ROLFE). [Mystacidium. 
thick, 1 lin. long, 2-winged above; wings forming a hood over the 
stigma.—Angrecum verrucosum, Rendle in Journ. Bot. 1895, 250. 
Mozamb. Dist. British Central Africa; Nyasaland; Mt, Mlanje, Whyte! 
Zomba, 6000-7 000 ft., Kirk ! 
7. M. Batesii, Rolfe. Stem stout, 3—1 in. high. Leaves linear, 
obtuse, conduplicate, 34-4 in. long, 4-5 lin. broad. Scapes slender, 
23-3 in. long, 1—3-flowered, with a few narrow, tubular sheaths below. 
Bracts tubular, obtuse, 8-5 lin. long. Pedicels 8—9 lin. long. Flowers 
white. Sepals ovate-oblong, obtuse, 24 lin. long. Lip ovate, obtuse, 
convex and somewhat carinate near the base, 24 lin. long; spur 
elongated, filiform, 2} in. long. Column stout, 2 lin. long. Capsules 
fusiform-oblong, pedicelled, 1 in. long. 
Upper Guinea. Cameroons: Efulen, Bates, 382! 
8. M. Walleri, Rolfe. Stem elongated. Leaves linear-oblong, 
shortly and obtusely bilobed, coriaceous, 14—2} in. long, 3—33 lin. broad. 
Racemes 1-2-flowered, }—1 in. long, with two or three ovate-oblong, 
obtuse, carinate, nerved sheaths below. Bracts Janceolate-oblong, sub- 
obtuse, sheathing or tubular below, 4-5 lin. long. Pedicels slender, 
8-10 lin. long. Sepals and petals oblong, subacute, about 3 lin. long. 
Lip similar to the sepals and petals; spur slender, curved, 5—6 lin. long. 
Column stout, 14 lin. long. : 
Mozamb. Dist. Portuguese East Africa: Moramballa Mountain, at the summit, 
3000 ft., Waller ! 
The flowers are not in good condition. 
9. M. longifolium, Kränzl. in Engl. Jahrb. xvii. 57. Stems 
short, 3-14 in. long, with imbricate bract-like sheaths, and rather flat, 
branched roots, 3- or more leaved. Leaves linear, rigid, very narrow, 
obtuse, 43 in. long, 4-1 lin. broad. Racemes nearly basal, bent, 3-4- 
flowered. Bracts membranous, ochreate, obtuse, much shorter than 
the pedicels. Pedicels 4-5 lin. long. Flowers yellow, 4—5 lin. long. 
Sepals and petals linear-oblong, acute. Lip similar to the petals but 
shorter; spur filiform, semicircularly recurved, 1} in. long. Column 
very short. 
Wile Land. British East Africa: Ndoro, at the foot of Mt. Kenia, Höhnel, 31. 
Only known to me from the original description, but remarkable for its very 
narrow leaves. 
10. M. clavatum, Rolfe. Stems short or somewhat elongate, 
1 lin. thick, with many slender roots; internodes } in. long. Leaves 
oblong or linear-oblong, obliquely and obtusely bidentate, 3 1. ge 
6-10 lin. broad. Racemes short, axillary, 4—3 in. long, 1- or few-flower is 
Bracts ochreate, truncate, 1—14 lin. long. Flowers very small. Pedicels 
5 lin. long. Dorsal sepal ovate-lanceolate, subacute, 4 lin. long ; ee: 
lanceolate, subacute, 23 lin. long. Petals lanceolate, subacute, 33 we 
long. Lip ascending, broadly ovate, concave, acute or acuminate, 
