194 CXXXIII. ORCHIDEE (ROLFE). | Holothrix. 
reniformly orbicular, with subcordate base, crenulate, somewhat 
ciliate, strongly reticulate-veined, 7-8 lin. long, the upper similar but 
not } as large. Scapes 6-7 in. long, retrorsely pilose, without sheaths ; 
racemes secund, about 1 in. long, many-flowered. Bracts ovate, acu- 
minate, pubescent, 14 lin. long. Pedicels very short. Flowers 2 lin. 
diam., yellowish-white or brown. Sepals ovate, acute, long pilose, 
1} lin. long. Petals cuneate, pentadactylous in front, 24 lin. long. 
Lip flabellate, polydactylous, 24 lin. long; segments about 12, linear, 
diverging, } as long as the blade of the petals and lip. Column stout, 
4 lin. long.—Kränzl. in Engl. Jahrb. xxii. 17. 
Mozamb. Dist. German East Africa: Kilimanjaro; Marangu (at the foot of 
Kifinika), 8800 ft., Volkens, 1314! 
11. H. Johnstoni, Rolfe in Kew Bulletin, 1896, 47. Leaves 
radical, spreading, opposite or nearly so, very shortly petioled, ovate, 
subacute or apiculate, sparingly pilose, very ciliate, 1}-2} in. long, 
8-12 lin. broad. Scapes 5-10 in. high, long pilose; racemes secund, 
1-2 in. long, 6-10-flowered. Bracts ovate, acute, concave, pilose, 
14-3 in. long. Pedicels 2 lin. long. Sepals oblong, obtuse, concave, 
connivent, 24-3 lin. long; apex pilose. Petals linear, obtuse, 5-6 lin. 
long. Lip 4-5 lin. broad, oblong at the base; apex with 5 spread- 
ing, oblong, obtuse lobes; spur conical, obtuse, $ lin. long. Column 
stout, } lin. long. 
Mozamb. Dist. British Central Africa: Nyasaland; upper plateau of Mt. 
Mlanje, Johnston! Zomba, Whyte, 101! 
Near the South African H. condensata, Sond., but the flowers are larger, and the 
lip 5-lobed. 
12. H. longiflora, Rolfe in Bolet. Soc. Brot. vii. 237. Plant 
14 ft. high. Leaves 2, radical, reniform, cordate, very shortly 
mucronulate, reticulate-veined, 2 in. long, 24 in. broad. Scapes 
pubescent, 14 ft. long; racemes subsecund, 4-5 in. long, 16-20- 
flowered. Bracts lanceolate-ovate, acuminate, villous, 24-3 lin. long. 
Pedicels 3 lin. long. Sepals ovate-oblong, acuminate-apiculate, 
1-nerved, villous, 4 lin. long. Petals glabrous, cuneate-linear, 1} in. 
long, 3-nerved at the base, thin, 9-nerved and divided above into 9 
filiform segments. Lip much like the petals, but 1-nerved at the base, 
15-nerved above, and divided into 15 filiform segments; spur conical at 
the base, strongly recurved, acute, over 1 lin. long, Column stout, 
very short; apex biauriculate. 
Lower Guinea. Angola, Huilla, Antunes, 20! 
Allied to H. grandiflora, Reichb. f., but the flowers are twice as large. In the 
original description the petals, by a misprint, are given as only } in. long. 
13. H. Medusa, Kränzl. in Notizbl. K. Bot. Gart. Berlin, 1896, 
154. Whole plant except the flowers densely pilose. Leaves 1-2, 
erbicular (?). Stem 1 ft. high, with a sheath about the middle; spike 
secund, 10-15-flowered. Bracts distinctly shorter than the ovary- 
