19G cxxxiii. ORCHiDE^ (rolfe). [DermmericL. 



Petals ligulate, tridentate at the apex . . . 4. jD. Schimperi. 

 Petals oblong, toothed at the sides, apex extended into 



one or several threads . . . . . 5. jD. prcecox. 



Petals lanceolate-oblong, trilobed to near the middle . 6. D. triloha. 



Lip minutely 5-lobed . . . . . . . 7. D. iinifoHa. 



1 . D. squamata, Reichh. f. Be 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-G in. long. Bracts ovate or ovate-lanceolate, acu- 

 minate, 2-3 lin. long. Pedicels 1—1 J Hn. long. Sepals ovate or ovate- 

 oblong, obtuse, 1-1 J lin. long. Petals ovate-oblong, obtuse, entire, 

 slightly longer than the sepals. Lip broadly oblong, obtuse, entire, 

 1-J lin. long, united at the base to the sides of column. Spur conical, 

 obtuse, |-1 lin. long. Column stout, J lin. long. — Reichb. f . in Flora, 

 1853, 700; Walp. Ann. iil. 579; Engl. Hochgeb. Fl. Trop. Afr. ^5. 

 FeHstylus squamatus, Hochst. ex A. Kich. Tent. Fl. Abyss, ii. 289. 

 Spiranthes ahyssinica, Hochst. ex A. Rich. Tent. Fl. Abyss, ii. 289 (in 

 note). Uolothrix squamata, Keichb. f. Otia Bot. Hamb. ii. 119. 



XTile Iiand. Abyssinia : Semen ; in dry fields near Endjedcap, Schimper, 982 ! 

 1]64! Shoa; Jamma, Steudner, 694, near Gaint, Steudner, 695 (ex Ungler). 



2. D. montigena, Rolfe. Plant 5-8 in. high. Tuber oblong or 

 ovate, 7 lin. long. Leaves single, amplexicaul, very broadly rounded, 

 lJ-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 H lin. long. Sepals ovate, sub- 

 obtuse, or apiculate, 1 lin. long ; lateral suboblique. Petals spathulate, 

 obtuse, lit lin. long. Lip 1\ lin. long, with suborbicular limb; apex 

 obscurely trilobed ; spur narrowly conical, slightly curved, subobtuse. 

 \\ lin. long. — Holothrix montigena, Ridl. in Journ. Bot. 1886, 295. 



Xile Iiand. Abyssinia : Begeraeder ; Gafat, in dry places, half shaded by small 

 bushes, 8100 ft., ScMmper, 1372 ! 



3. D. acuminata, Rendle <& Schlechter in Journ. Bot. 1895, 277. 

 Plant G in. high, glalarous, leafless at flowering time. Scapes with 

 numerous short, triangular-lanceolate, acute sheaths. Racemes lax, 

 about 2 J in. long, 14-flowered. Bracts lanceolate or ovate-lanceolate, 

 acute, lJ-2 lin. long. Pedicels 2 lin. long. Sepals ovate or ovate- 

 oblong, subacute, 1\ lin. long. Petals ovate, acuminate, sometimes with 

 an obscure tooth on either side below the apex, 1| lin. long. Lip IJ lin. 

 long, with broad, cymbiform, auricled base, partly adnate to the sides of 

 the column ; apex broad, shortly tricuspidate ; spur straight, 1 1-2 lin. 

 long. Column short and stout. 



M'ile Xaand. Abyssinia : Begemeder, on Mount Edda Girges, near Adum, 7000 

 ft., Schimper, 790 ! British East Africa : Nandi Hills, 6000-7000 ft., Scott-JElUot, 

 '-'049! 



Differs from JD. aphylla, Rendle & Schlechter, in its divided lip and straight spur. 



