194 cxxxiii. ORCHiDEiE (rolfe). [Ilolothvix. 



reniformly orbicular, with subcordate base, crenulate, somewhat 

 ciliate, strongly reticulate-veined, 7-8 lin. long, the upper similar but 

 not J as large. Scapes 6-7 in. long, retrorsely pilose, without sheaths; 

 racemes secund, about 1 in. long, many-flowered. Bracts ovate, acu- 

 minate, pubescent, IJ lin. long. Pedicels very short. Flowers 2 lin. 

 diam., yellowish-white or brown. Sepals ovate, acute, long pilose, 

 IJ lin. long. Petals cuneate, pentadactylous in front, 2 J lin. long. 

 Lip -flabellate, polydactylous, 2 J lin. long ; segments about 12, linear, 

 diverging, J as long as the blade of the petals and lip. Column stout, 

 J lin. long. — Kranzl. in Engl. Jahrb. xxii. 17. 



nSozaznb. Bist. 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, 

 lJ-3 in. long. Pedicels 2 lin. long. Sepals oblong, obtuse, concave, 

 connivent, 2|-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, h lin. long. Column 

 stout, J lin. long. 



Mozamb. I>lst. 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 

 IJ ft. high. Leaves 2, radical, reniform, cordate, very shortly 

 mucronulate, reticulate-veined, 2 in. long, 2J in. broad. Scapes 

 pubescent, Ij ft. long; racemes subsecund, 4-5 in. long, 16-20- 

 flowered. Bracts lanceolate-ovate, acuminate, villous, 2^-3 lin. long. 

 Pedicels 3 lin. long. Sepals ovate- oblong, acuminate-apiculate, 

 1 -nerved, villous, 4 lin. long. Petals glabrous, cuneate-linear, IJ 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. 



Iioixrer Guinea. Angola, Huilla, Aniunes, 20 ! 



Allied to M. grandiflora, Reichb. f., but the flowers are twice as large. In the 

 «riginal description the petals, by a misprint, are giv^n as only \ in. long. 



13. H. Medusa, Krdnzl. in Nolizhl. K. Bot. Gart. Berlin^ 1896, 

 154. Whole plant except the flowers densely pilose. Leaves 1-2, 

 orbicular (?). Stem 1 ft. high, with a sheath about the middle ; spike 

 secund, 10-15-flowered. Bracts distinctly shorter than the ovary. 



