82 CXXXIII. ORCHIDEE (ROLFE). [ Lissochilus. 
28. L. mediocris, Rendle in Journ. Bot. 1895, 193. Scapes 24 ft. 
or more high, with a few sheaths; racemes lax (imperfect). Bracts 
oblong-lanceolate, acute, 7 lin. long. Pedicels 1 lin. long. Sepals 
oblong-lanceolate, acute or apiculate, somewhat curved at the apex, 
9-11 lin. long. Petals obovate-oblong, obtuse or apiculate, 9—11. lin. 
long. Lip subpandurate-oblong, obtuse, 10—11 lin. long, slightly un- 
dulate, cordate-auriculate at the base ; disc with a pair of tall, narrow, 
suborbicular lamelle in front of the spur, passing into very slightly 
thickened nerves; spur conical, subobtuse, 2} lin. long. Column 
clavate, 5 lin. long. 
Wile Land. British East Africa: Kavirondo, at Samia, 4000 ft., Scott-Elliot, 
7128! 
29. L. arenarius, Lindl. in Journ. Linn. Soc. vi. 133. Rhizome 
stout, flattened. Leaves linear or lanceolate-linear, acute, 1-1} ft. 
long, 4-6 lin. broad. Scapes 2-34 ft. high, with several long sheaths 
below ; racemes 4-8 in. Jong, 6-10-flowered. Bracts linear-lanceolate, 
acuminate, 3-14 in. long, #—-1 lin. broad. Pedicels $-1 in. long. 
Flowers usually borne in advance of the leaves, purple, with dusky or 
olivaceous sepals, and some yellow inside the spur. Sepals triangular- 
lanceolate, acute or acuminate, 8-15 lin. long. Petals broadly elliptical 
or suborbicular, 8-15 lin. long. Lip broadly pandurate, 10-15 lin. 
long; side lobes broadly rounded; front lobe very broad, truncate or 
emarginate; disc with a pair of quadrate, oblong-obovate or transversely 
oblong calli in front of the spur, and the median nerve more or less 
thickened and crenulate, sometimes distinctly keeled ; spur saccate, 
obtuse, 3-5 lin. long. Column clavate, 5-8 lin. long.—Reichb. f. Otia 
Bot. Hamb. i. 61; ii. 75; N. E. Br. in Gard. Chron. 1885, xxiv. 
307. Eulophia arenaria, Bolus in Journ. Linn. Soc. xxv. 185. Zimo- 
dorum cucullatum, Afzel. ex. Sw. in Vet. Acad. Handl. Stockh. 1800, 
243 (name only); Pers. Syn. Pl. ii. 521. 
Upper Guinea. Sierra Leone: Falaba, on bare ground, lately burnt, Scott- 
Elliott, 5144! and without precise locality, Afzelius ! Yoruba, Millson, 23! Niger 
Territory : Nupe, savannahs in a sandy soil, Barter, 1488! without locality, Baikie ! 
Lower Guinea? Upper Congo, Dybowski ! 
Wile Land. British East Africa: Jur, Schweinfurth, 1864! Mombasa, 
Hildebrandt, 1950! Rabai Hills, near Mombasa, Taylor! Nyika country, near 
Mombasa, Wakefield! E. side of Albert Edward Nyanza, on dry grassy hills at 
4000-5000 ft., Scott-Elliot, 8032! Lake Albert Nyanza; Unyoro, in grassy jungle, 
Wilson, 38! 
Mozamb. Dist. Zanzibar, Kirk! German East Africa: Uyui, Taylor ! 
Kilimanjaro, 5000-6000 ft., Taylor ! below Marangu, 3900 ft., Volkens, 2115! 
Msalala, Hannington ! Portuguese East Africa: Zambesi District ; Shupanga, Kirk! 
Meller! near Morambala, Kirk ! Zambesi Delta; Kongoni River, Kirk ! British 
Central Africa : Shire Highlands, 4000-5000 ft., Scott-Elliot, 8621! Mlanje, Whyte! 
Manganja Hills, Kirk ! North Nyasaland, Elephant Marsh in M‘Kyusa’s country, Scott ! 
ig Gergen ! Nyasaland, Buchanan! Lake Tanganyika, Cameron! Fwambo, 
arson, H 
A very widely diffused and variable species, found also in the Comoro Islands and 
Natal. 
