1920] Ridley : Peninsular Siamese Plants, 111 



235. Premna integrifolia, l^. 



Koh Pipidon : Flowers white ; tree. Distrib. Ceylon, 

 Malay Peninsula. 



236. Vitex pubescens, Vahl. 



Koh Gah : White to pale violet ; tree. Distrib. India, 

 Malay Peninsula and Islands. 



237. Clerodendron infortunatum, Gaertn. 



Tapli : White ; 3-4 ft. ; 6784 ; Nam Chut : White, base 

 of petal red ; calyx greenish red ; 6673. 



238. Clerodendron neriifolium, Wallich Cat. 1789. 



Koh Pipidon : Flowers duU greenish yellow ; Stamens 

 tipped red ; woody climber ; 6555. This is just the plant 

 collected by Wallich on the shores of Tenasserim. It is 

 given in the Flora of British India as occurring from Chitta- 

 gong to Malacca. I have not seen anything like it in the 

 Malay Peninsula, the species confused with it by Bentham 

 and others being the fleshy-leaved white flowered bush C. 

 inerme Gaertn., so abundant on our shores. The leaves 

 are lanceolate and stiff not obovate and fleshy. The coroUa- 

 tube is an inch long, in Wallich's specimen, -75 in. A 

 drawing in Roxburgh's collection has white flowers and 

 white stamens. Distrib. Tenasserim. 



239. Congea tomentosa, Roxb. 



Mamoh on the Pakchan, Renong ; 6703. Distrib. 

 Chittagong, Burma, Annam. 



240. Sphenodesma microstylis, Clarke. 



Nam Chut: Pale green; climber; 6678. Distrib. 

 Tavoy, Tenasserim to Perlis, 



241. Sphenodesma pentandra, Jack. 



Mamoh : Green ; chmber ; 6707. Tasan : Climber ; 

 bracts green ; 7038. Distrib. Assam, South to Malay Penin- 

 sula. 



LABIATAE. 



242. Dysophylla auricularia, Bl. 



Tasan : Pinkish white ; 6864. Distrib. Indo-Malaya. 



APETALAE. 



ARISTOLOCHIACEAE. 



243. ? Thottea tricornis, Maing. & Hook. fil. 



Tasan : Pinkish ; 2 ft. ; 6996. The flower has unfor- 

 tunately perished but the foliage resembles this species. 

 It is the first species of the genus collected in this region. 



PIPERACEAE. 



244. Piper pupuloides, Roxb. Fl. Ind. I, 159. 



Tasan : Fruit yellowish buff ; 6907. This closely re- 

 sembles a plant collected by Heifer in Tenasserim (No. 

 4411) and labelled var. angiisti folium at Kew. The leaves 



