296 MR. J. G. BAKER ON THE 
only towards the tip. Leaves thin, 1-12 in. long, green and 
glabrous on both sides. Cymes copious, terminal, 3-12-flowered ; 
pedicels à in. long. Sepals ovate, pubescent, y; in. long. 
Stamens in 5 phalanges of about 5 each, shorter than the petals. 
Ovary with 5 styles ; stigma capitate. Fruit not seen.— Province 
of Androna, Baron 5582! Near P. trichophyllum, Baker. 
PsoROSPERMUM MEMBRANIFOLIUM, n. sp. 
Glabrum, ramulis apice tetragonis, foliis membranaceis distincte petio- 
latis oblongis obtusis basi cuneatis facie viridibus dorso pallidis, cymis 
laxifloris paucifloris, pedicellis elongatis, calycis segmentis ovatis copioso 
nigro lineatis, staminibus circiter 25 pentadelphis. 
Branchlets slender, terete, 4-angled towards the tip.  Petiole 
iin.long; blade 2-23 in. long, an inch broad, green above, 
whitish green beneath, margined with black dots. Flowers in 
lax terminal cymes; pedicels slender, glabrous, i-i in. long. 
Calyx jin. long. Petals oblanceolate-oblong, three times the 
length of the calyx. Stamens half as long as the calyx. Styles 
5, as long as the ovary.— North-west Central Madagascar, Baron 
5452! Allied to P. discolor, Baker. 
XEROCHLAMYS PUBESCENS, n. sp. 
X. ramulis apice ferrugineo-pubescentibus, foliis brevissime petiolatis cor- 
dato-oblongis obtusis rigide coriaceis dorso pilosis, floribus paucis subses- 
silibus terminalibus et axillaribus, involucro campanulato piloso dentibus 
ovatis, sepalis involucro paulo longioribus, petalis latis, staminibus petalis 
zquilongis. 
A tree, with slender woody terete branchlets, calvate below 
the tip. Leaves about an inch long, green and glabrous on the 
upper surface, finely pubescent beneath, with fine immersed 
venation. Flowers 2-3 at the end of a branchlet, and sometimes 
one in the axil of an upper leaf. Involucre lin. diam., with 
about 8 teeth. Sepals densely silky, obtuse. Petals 4-4 in. 
. el á 4 
diam. Filaments filiform, 3-2 in. long; anthers minute, globose. 
— Imerina (Lahavohitra mountain), Baron 5112! Native name, 
Hatsikana. 
LEPTOLENA CUSPIDATA, n. sp. 
Glabra, folis brevissime petiolatis ovatis cuspidatis rigide coriaceis, 
floribus copiose corymbosis, pedicellis brevibus, involucro coriaceo glabro 
dentibus 10-12 minutis deltoideis inaequalibus, sepalis sericeis involucro 
paulo longioribus. 
