FLORA OF MADAGASCAR. 323 



deciduous before the flower expands ; pedicels thick, under \ in. 

 long. Calyx glabrous, firm in texture, brown, an inch long, with 

 a pair of small ovate bracteoles at its base ; sepals very obtuse, 

 imbricated, f-f in. broad. Petals \\ in. long, 1 in. broad, bright 

 dark lilac. Stamens numerous ; anthers small, subglobose ; fila- 

 ments an inch long. Stigma just overtopping the anthers. — 

 Baron 2427 ! 



PSOBOSPEEMUM TEICHOPHTLLUM, n. sp. 



P. ramulis ferrugineo-pubescentibus, foliis petiolatis oblongis integris 

 facie glabris dorso pubescentibus, cymis multifloris terminalibus brevissime 

 pedunculatis, pedicellis brevibus, sepalis ovatis dense pilosis, petalis 

 oblongis calyce sesquilongioribus, staminibus circiter 15 pentadelphis. 



A shrub, with very slender ferrugineo- pubescent branchlets. 

 Leaves distinctly petioled, 1^—2 in. long, moderately firm in 

 texture, green and glabrous above, ferruginous on the midrib 

 beneath, the rest covered with persistent grey pubescence. Cymes 

 10-12-flowered, terminal, shortly peduncled ; pedicels g-£ in., 

 densely pubescent. Calyx j\ in., densely pubescent. Petals 

 brownish. Stamens in 5 bundles of 3 each, as long as the calyx. 

 Styles very short in the flowering stage. Fruit not seen. — Baron. 

 3016 ! 



PSOROSPERMUM DISCOLOR, n. Sp. 



P. ramulis castaneis apice ferrugineo-pubescentibus, foliis oblongis acutis 

 integris membranaceis glabris dorso albidis, cymis terminalibus paucifloris 

 brevissime pedunculatis, pedicellis ferrugineo-pubescentibus flore aequi- 

 lougis, sepalis ovatis, petalis oblongis calyce longioribus, staminibus circiter 

 15 pentadelphis, stylis brevibus. 



A shrub, with castaneous very slender branchlets, glabrous, 

 except at the tip. Petiole J-| in. ; blade oblong, acute, deltoid 

 at the base, thin in texture, 2-3 in. long, bright green above, 

 whitish beneath. Cymes terminal, corymbose, 0-10-flowered. 

 Calyx J^ in. long, ferrugineo-pubescent, like the pedicels and 

 peduncle. Petals £ in. long, oblong. Phalanges of stamens 

 pilose, as long as the calyx. Ovary ovoid, with 5 short styles, 

 with capitate stigmas. Fruit not seen. — Baron 2222 ! 2825 ! 

 Nearly allied to P. leptophyllum. 



PsOROSPERMTJM LEPTOPHYLLUM, n. sp. 



P. ramulis glabris apice ferrugineo-pubescentibus, foliis oblongis acutis 

 integris membranaceis glabris dorso albidis, cymis multifloris corymbosis 

 LINN. JOURN. — BOTANY, VOL. XXI. 2 ^ 



