FLORA OF MADAGASCAR. 105 
just within the margin. Flowers in shortly peduncled umbels 
in the axils of the leaves. Calyx g in. long; sepals 5, lan- 
ceolate, grey and tomentose outside, brown and petaloid on 
the face. Petals entirely absent. Stamens about 12, with fili- 
form filaments and orbicular anthers. Ovary densely pilose ; 
style filiform, exceeding the stamens. Fruit unknown.—Between 
Tankay and the east coast, Baron 1530! 
GnEWIA ($ VINCENTIA) POLYPYRENA, n. sp. 
G. ramulis pilosis, foliis petiolatis oblongis acutis subcoriaceis subglabris 
denticulatis basi obliquis, cymis axillaribus l-2nis 2-3-floris breviter 
pedunculatis, pedicellis flori zquilongis, sepalis ligulatis dorso hispidis, 
petalis lanceolatis quam calyx duplo brevioribus, staminibus petalis æqui- 
longis, ovario triloculari ovulis in loculo pluribus, fructibus siccis scabris 
oblongis pyrenis monospermis sæpe 6-12. 
A tree, with slender terete woody branchlets densely pilose 
towards the tip.  Petioles 1-1 in., densely pilose; blade sub- 
coriaceous, 13~2 in. long, about an inch broad, unequally rounded 
at the base, narrowed gradually to the point, minutely dentate, 
bright green on the upper surface, pale green beneath, obscurely 
pubescent, the main veins erecto-patent, those that spring from 
the base of the midrib produced to the edge of the leaf at its 
middle. Cymes copious, axillary, the peduncles and pedicels 
both about 4 in. long, densely pilose. Sepals strap-shaped, } in. 
long, purplish brown on the face, densely hispid on the back. 
Petals oblanceolate, half as long as the sepals. Stamens very 
numerous, as long as the petals. Ovary ovoid, pilose, 3-celled, 
with several superposed ovules in a cell; style filiform, 4—4} in. 
long, with 3 subulate stigmas. Fruit dry, brown, oblong, simple, 
rugose, under 4 in. long, containing often as many as 6-12 bony 
one-seeded pyrenes.—Central Madagascar, Lyall 388! Baron 573! 
942! Closely allied to Vincentia triflora, Bojer in Hook. Bot. 
Mise. i. 293, tab. 62. 
ELXOCARPUS SUBSERRATUS, D. Sp. 
Arboreus, foliis longe petiolatis oblongis acutis serratis subcoriaceis 
utrinque viridibus glabris, floribus in racemos paucifloros breves axillares 
dispositis, pedicellis cernuis flori zequilongis, calycis subsericei segmentis 
lanceolatis, petalis oblanceolatis calyci aquilongis apice serratis, stamini- 
bus obscure pilosis, antheris haud apiculatis. 
A tree, with the tips of the woody branchlets silky. —Petiole 
glabrous, an inch or more long ; blade 5-6 in. long, 2 in. broad, 
acuminate, distinctly serrated, rounded at the base, silky when 
12 
