FLORA OF MADAGASCAR. 335 
Stems stout, green, terete, pubescent only at the tip. Leaves 
5-6 in. long, 2-27 in. broad, deltoid at the base, thin but rather 
firm in texture, bright green above, paler beneath, with conspieuous 
arcuate parallel main veins. Panicles peduncled, many times 
dichotomously forked. Calyx j in. diam. Corolla greenish ; 
tube about 4 in. long, gradually dilated upwards ; expanded limb 
& in. diam. Fruit not seen.— Baron, next 5843 ! 
RAUWOLFLA CELASTRIFOLIA, n. sp. 
Glabra, ramulis sursum angulatis, foliis petiolatis oblongis obtusis basi 
deltoideis, floribus minutis copiose corymboso-paniculatis, panicule ramis 
pubescentibus, calyce campanulato segmentis ovatis late imbricatis, coroliæ 
tubo brevi, segmentis obovato-cuneatis. 
An erect shrub or small tree. Leaves in distant opposite 
pairs; blade 2-3 in. long, deltoid at the base, moderately firm in 
texture, green and glabrous on both surfaces, the main veins in- 
conspicuous beneath. Flowers in dense level-topped terminal 
panicles. Calyx 4 in. diam. Corolla-tube not more than twice 
as long as the calyx ; expanded limb scarcely jin. diam. Fruit 
not seen.— Province of Androna, Baron 5451 ! 
MASCARENHAISIA ROSEA, N. sp. 
Sarmentosa, glabra, foliis breviter petiolatis oblongis vel oblongo-lan- 
ceolatis rigide coriaceis utrinque nitidulis venis prater costam immersis 
occultis, floribus solitariis vel geminis, calycis segmentis lanceolatis, corollæ 
tubo supra basin dilatato, segmentis oblongis roseis tubo brevioribus extus 
puberulis. 
A shrubby climber, with glabrous stems and leaves. Leaves 
13-2 in. long, 4-3 in. broad at the middle, firm in texture, green 
on both surfaces. Calyx-segments i in. long. Corolla-tube 
2-8 in. long, cylindrical at the base, ureeolate iu the upper 
three-quarters. Corolla-limb 14 in. diam., pale red. Anthers 
inserted at the base of the dilated portion of the corolla-tube. 
Fruit not seen.— Baron, next 5841! Also Hildebrandt 3299! 
from the island of Nossi-bé. 
MASCARENHAISIA MICRANTHA, N. SP. 
Glabra, foliis breviter petiolatis oblanceolato-oblongis obtusis rigide co- 
riaceis, floribus axillaribus umbellatis, calycis segmentis oblongis obtusis, 
coroll tubo brevi sursum campanulato, segmentis ovatis, folliculis cylin- 
dricis erecto-patentibus. 
A much-branched shrub, with glabrous branches and leaves. 
