(51) F. N. WILLIAMS. LISTE DES PLANTES CONNUES DU SIAM. 31 



627. Antidesrna rostratum Tul. — Gardens of the Royal Palace,, Bangkok. 

 1882 (Murton., n. 34). 



Trib. Bridelie.e 



628. Cleistanthus dasyphyllus Williams, n. sp. — C. acuminato affinis, a 

 quo differt : Folia 6-7 cm., carnosula obtuse caudata laevia, basi rotuudala 

 vel subacuta, nervis tenuiter debilibus ulrinque 5-7; petiolis 4-5 mm., 

 subarcuatis. Glomeruli multum minores; bracteae trianguläres acuminatse glabra?. 

 Calycis lobi trianguläres aciculato-acuti. Ovarium breviter pilosum, stylis 

 tenuioribus. 



Hab. Coah. an island of the Langkawi group, 1892 (Curtis, Fl. of Langkawi, 

 n. 2810). 



The terminal branchlets of the specimeu examined bore only female flowers. 

 The leaves are thicker than those of C. palulus and of the Cingalese C. acumi- 

 natus, and in the dried State are not crisp and undulate; nor are they similar 

 to those of any other of the Indian and Malayan spécimens of the genus in 

 Herb. Kew. 



629. Cleistanthus gracilis Hook, f., Fl. Brit. Ind. Y, p. 277 (Dec. 1887). 

 — Kedah, 1881, at 90 mètres (King's collector, n. 1709). 



630. Cleistanthus polyphyUus Williams, n. sp. — C. gracili affinis, a 

 quo differt : Rami ultimi haud filiformes. Stipulae ovales exiguae. Folia 5-6 cm., 

 multum densiora, subsessilia coriacea crassiuscula superne nitescentia oblongo- 

 elliptica, subito acuminata vix caudata, basi obtusa, nervis prominulis. Calycis 

 lobi anguste lanceolati. Styl i filiformes. Capsula hirsuta, profunde triloba, 

 8 mm. lata. 



Hab. Langkawi Island, 1897 (Curtis. n. 8306). 



The leaves are more numerous and more crowded on the flowering branchlets 

 tham in any other of the Indian and Malayan spécimens of the genus in Herb. 

 Kew. 



631. Bridelia Kurzii Hook, f., Fl. Brit. Ind. V, p. 272 (Dec. 1887). — 

 Anhin, in Battambong (Schomburgk, n. 26o). Langkawi Island, 1897 (Curtis, 

 n. 8326). 



Subfam. Grotoninœ. 



Trib. Acalyphe.e. 



632. Acalyphsgrandis Benth. — Bangkok, 1899 (Zimmermann, n. 136). 



633. Acalypha indica L. — Bangkok (Schomburgk, 1859, n. 135, — 

 spécimen not kept: Zimmermann, 1899, n. 167). 



Trib. Jatrophe.e. 



634. Aleurites moluccana W. —Bangkok, 1899 (Zimmermann, n. 107). 



635. Jatropha hastata Jacq. — Bangkok, 1899 (Zimmermann, nu. 27, 

 145). 



