196 CXXXIII. ORCHIDE® (ROLFE). [Deræmeria. 
Petals ligulate, tridentate at the apex 4 , 4, D. Schimperi, 
Petals oblong, toothed at the sides, apex extended into 
one or several threads . : S . . 5. D. precox. 
Petals lanceolate-oblong, trilobed to near the middle . 6. D. triloba. 
Lip minutely 5-lobed . : : ` < : . 7. D. unifolia. 
1. D. squamata, Reichb. f. De Poll. Orch. 29. Plant 4—5 in. high, 
leafless at flowering time. Tubers ovoid or oblong, ?-1 in. long. 
Scapes stout, 4-5 in. long, with numerous imbricate, triangular-ovate, 
acute sheaths, 3-6 in. long. Bracts ovate or ovate-lanceolate, acu- 
minate, 2-3 lin. long. Pedicels 1—14 lin. long. Sepals ovate or ovate- 
oblong, obtuse, 1—14 lin. long. Petals ovate-oblong, obtuse, entire, 
slightly longer than the sepals. Lip broadly oblong, obtuse, entire, 
1} lin. long, united at the base to the sides of column. Spur conical, 
obtuse, 2-1 lin. long. Column stout, 4 lin. long.—Reichb. f. in Flora, 
1853, 750; Walp. Ann. iii. 579; Engl. Hochgeb. Fl. Trop. Afr. 185. 
Peristylus squamatus, Hochst. ex A. Rich. Tent. Fl. Abyss. ii. 289. 
Spiranthes abyssinica, Hochst. ex A. Rich. Tent. Fl. Abyss. ii. 289 (in 
note). Holothrix squamata, Reichb. f. Otia Bot. Hamb. ii. 119. 
Wile Land. Abyssinia: Semen; in dry fields near Endjedcap, Schimper, 982! 
1164! Shoa; Jamma, Steudner, 694, near Gaint, Stewdner, 695 (ex Engler). 
2. D. montigena, Rolfe. Plant 5-8 in. high. Tuber oblong or 
ovate, 7 lin. long. Leaves single, amplexicaul, very broadly rounded, 
14-2 in. broad. Scapes fairly stout, 5-8 in. long, villous at the base, 
glabrous above, with several ovate or lanceolate, acuminate sheaths. 
Racemes dense, 1-2 in. long; flowers subsecund. Bracts lanceolate, 
acuminate, 2-3 lin. long. Pedicels 14 lin. long. Sepals ovate, sub- 
obtuse, or apiculate, 1 lin. long; lateral suboblique. Petals spathulate, 
obtuse, 14 lin. long. Lip 14 lin. long, with suborbicular limb; apex 
obscurely trilobed; spur narrowly conical, slightly curved, subobtuse. 
13 lin. long.—Holothriz montigena, Ridl. in Journ. Bot. 1886, 295. 
Wile Land. Abyssinia: Begemeder; Gafat, in dry places, half shaded by small 
bushes, 8400 ft., Schimper, 1872! 
3. D. acuminata, Rendle & Schlechter in Journ. Bot. 1895, 277. 
Plant 6 in. high, glabrous, leafless at flowering time. Scapes with 
numerous short, triangular-lanceolate, acute sheaths. Racemes lax, 
about 2} in. long, 14-flowered. Bracts lanceolate or ovate-lanceolate, 
acute, 14-2 lin. long. Pedicels 2 lin. long. Sepals ovate or ovate- 
oblong, subacute, 1} lin. long. Petals ovate, acuminate, sometimes wit 
an obscure tooth on either side below the apex, 1} lin. long. Lip 1} lin. 
long, with broad, cymbiform, auricled base, partly adnate to the sides of 
the column; apex broad, shortly tricuspidate; spur straight, 14-2 lin. 
long. Column short and stout. 
Wile Land. Abyssinia: Begemeder, on Mount Edda Girges, near Adum, 7000 
ft, Schimper, 7901 British Bast Africa: Nandi Hills, 6000-7000 ft, Scott-Elliot, 
49! 
Differs from D. aphylla, Rendle & Schlechter, in its divided lip and straight spur- 
