CXXXIII. ORCHIDILE (rOLFE). 21 



base. — E/idl. in Journ. Linn. Soc. xxii. 265. Sturmia dbyssinica, ReichL. 

 f . in Walp. Ann. iii. 527. 



ITile Xiand. Abyssinia : Mt. Sholoda, near Adowa, Quartin Billon. 



Only known to me from the original description. The author compares it with 

 the Mauritian L. jpurpurasceTis, Lindl., and the South Indian L. alata, A. Rich, 

 remarking that the leaves are not undulate as in the former, and the rhachis not 

 winged nor the lateral sepals free as in the latter. 



5. L. Bowkeri, Harv. Thes. Cap. ii. 6, t. 109. Stems covered 

 with the loose sheathing bases of the leaves, 1-3 in. high, 2-3-leaved. 

 Leaves broadly ovate or elliptical-oblong, obtuse, petiolate; blade IJ— 4 

 in. long, 1-2 J in. broad. Scapes 3-5 in. long ; racemes lax. Bracts 

 ovate or lanceolate-ovate, acuminate, 3-5 lin. long. Dorsal sepal 

 lanceolate-Unear, obtuse, 4-5 lin. long; lateral ones falcate-oblong, 

 obtuse, 3-4 lin. long. Petals elongate-Hnear, very narrow, 5-6 lin. 

 long. Lip broadly elliptical-oblong, obtuse, shortly unguiculate ; margin 

 slightly undulate, equalling the lateral sepals ; base bituberculate. 

 Column slender, 2 lin. long ; wings rounded, obtuse. — Ridl. in Journ. 

 Linn. Soc. xxii. 270; Kranzl. in Engl. Pfl. Ost-Afr. C. 154. 



Mozaml). X>ist. German East Africa : Kilimanjaro ; Maranga, 6000-6500 ft., 

 Volkens, 2094 1 British Central Africa : Nyasaland, Buchanan, 698 ! 

 Found also in extra-tropical South-east Africa. 



6. L. gracilis, Rolfe in Bolet. Soc. Brot. ix. 138. Rhizomes 

 slender, creeping. Stems slender, erect, ^-\^ in. high, 2-3-leaved. 

 Leaves lanceolate to ovate, narrowed at the base into a short sheathing 

 petiole, limb |-1J in. long, 3-5 lin. broad. Scapes 2J in. high; raceme 

 lax, few-flowered. Bracts lanceolate-ovate, acute, 1 lin. long. Pedicels 

 4 lin. long. Dorsal sepal lanceolate-linear, obtuse, 3 lin. long; lateral 

 ones united nearly to the apex in a suborbicular body, 2 lin. long. 

 Petals narrowly falcate-linear, obtuse, a little longer than the sepals. 

 Lip reniform-ovate, 2 lin. long, 3 lin. broad, with three inconspicuous 

 keels in the middle; base bituberculate. Column slender, with short, 

 broad, 'obtuse wings. 



ILower Guinea. Island of St. Thomas, Quintas, 9 ! 



Allied to the preceding, but a smaller, more slender plant in every respect. 



7. L. Welwitschii, Eeichb. f. in Flora, 1865, 184. Rhizome creep- 

 ing. Stems erect, slender, 3 in. high, 3-4-leaved. Leaves ovate, 

 subobtuse, petiolate, blade 1-1 J in. long, |-1 J in. broad ; petioles ^-^ in. 

 long, with narrow, sheathing base. Racemes dense, peduncled, about 

 2 in. long. Flowers very small, dark purple ; lip with white margin. 

 Dorsal sepal ovate-lanceolate ; lateral ones ovate-oblong, much broader. 

 Petals linear, obtuse. Lip short, cordate, obtuse, rather fleshy, witholit 

 basal calli, about equalling the lateral sepals. Column semiterete, 

 slightly curved, without wings. Capsule elhptical-oblong, shortly 

 stalked, 2-3 lin. long. — Ridl. in Journ. Linn. Soc. xxii. 280. 



Aower Guinea. Angola : Golungo Alto, Welwitsch, 660 ! 



