NOTES ON THE ORCHIDS OF TROPICAL AFRICA.  9o8 
Sepala et petala subsimilia lanceolata obtusa equalia. Labellum 
media ovata seriebus tribus papillarum versus apices incrassatarum. 
t 
acuminata J. uncias 5 
$ uncia longa 3 lata. Labellum trilobum, laciniz laterales breves 
rotundats, media 4 uncia longa, oblonga elliptica obtusa crispula, 
carinis sinuatis parum elevatis 8. Calcar brevissimum conicum. 
Columna crassa. Anthera conica obtusa apice fuscata. 
Jomvu, Rabai Hills, Rev. W. E. Taylor, Jan. 1886. 
- Waxkerretpit 8. Moore & Rchb. f.—Grassy meadows near 
Jomvu and Rabai, flowering in September, and at Rabai, on the 
way to Wandara, in January, 1886, Rev. W. E. Taylor. 
Habenaria eburnea, n. sp.—Tubera 8-uncialia lanata. Folia 
longa et lata. Scapus sesquipeda Bractese membranacex 
ssite lanceolate longe acuminate venos@, ferme unciales. Flores 
plures majuscule albi, pedicellis 4 uncialibus. Sepal ticum 
galeatum lanceolatum cucullatum acuminatum; lateralia reflexa 
obcuneata acuminata obliqua semiuncialia 5- ia. Petala an- 
gusta linearia erecta simplicia. Labellum trilobum basi angusto, la- 
ciniis angustissime linearibus acutis acuminatis circiter uncialibus. 
alcar triunciale filiforme acutum versus apicem attenuatum. 
Anthera acumin brachiis porrectis grandiusculis. Pollini 
aurantiaca pedicellis longis, Ovari 4 uncia longum. 
ery rare; among bushes only; two specimens seen. Flowers 
pure white. Mandra, August, 1854: H. Vogel. 
_H. ceratoprrana Richard, Ann. sc. nat. ser. ii., xiv. 267, t. 
xvi. Tent. Fl. Abyss. ii. 295.—* By the cataract of the River 
Repp, at an elevation of from 7000 to 8000 feet. Gerra Abuna, 
Tekla, two hours east of Gaffat. The flowers have an odour 
of vanilla, and might be used as such.” Abyssinia, Schimper 
“1863-8,” no. 1176. : 
H. leptobrachiata, n. sp.—Tubera bina oblonga. Folia 
radicalia ovata lanceolata recurva, superne in bracteis vaginantibus 
laxis attenuata. Caulis 7 uncialis ad pedalis. Racemus densus 
ultiflorus. Bractew virides ovaria superantes, lanceolate } uncia 
__ longe, 4 uncia late. Flores parvuli. Sepalum posticum galeatum 
_lanceolatum apiculatum apice recurvum parvulum, margini 
_ Giliatis; lateralia lanceolata oblonga obliqua apiculata reflexa, 
