509 



Merremia caespitosa Hallier f. in Engl. Bot. Jahrb. 16 (1893) 

 552; Winkler in Engl. Bot. Jahrb. 49 (1913) 378. Ipomoea 

 linifolia Blume Bijdr. (1825) 721. 



Dutch Borneo, Winkler 2275; Labuan, Merrilll; British North 

 Borneo, Topping 14811; Sarawak, Native collector 19751 Bur. Sci. 

 India to southern China through Malaya to Australia. 



5. Merremia nymphaeifolia (Blume) Hallier f. in Verslag 

 Lands Plant. 1895 (1896) 1274, Bull. Herb. Boiss. 5 (1897) 381; 

 Winkler in Engl. Bot. Jahrb. 49 (1913) 379. 



Sarawak, Beccari 665, Hose 2211, Native collector 10861, 14151 

 Bur. Sci.; British North Borneo, Creagh, Clemens 111701; Dutch 

 Borneo, Korthals, Winkler 3383. Malay Archipelago and the 

 Philippines. 



6. Merremia umbellata (Linn.) Hallier f. in Engl. Bot. 

 Jahrb. 16 (1893) 552, var. orientalis Hallier f. in Verslag Lands 

 Plant. Buitenz. 1895 (1896) 132; Bull. Herb. Boiss. 5 (1897) 

 381; Winkler in Engl. Bot. Jahrb. 49 (1913) 379. Ipomoea 

 cymosa R. & S.; Gibbs in Journ. Linn. Soc. Bot. 42 (1914) 113. 



Dutch Borneo, Hallier 930, Schlechter 13529, Winkler 3381; 

 British North Borneo, Gibbs 2840; Sarawak, Hose 2191, Native 

 collector 14161 Bur. Sci. Pantropic. 



7. Merremia vitifolia (Burm. f.) Hallier f. in Engl. Bot. 

 Jahrb. 16 (1893) 552, Bull. Herb. Boiss. 5 (1897) 379. 



Dutch Borneo, Hallier. Southern Asia and Malaya. 



1. Lepistemon binectariferum (Wall.) O. Kuntze Rev. Gen. 

 PI. (1891) 446: Lepistemon flavescens Blume Bijdr. (1825) 

 722; Winkler in Engl. Bot. Jahrb. 49 (1913) 380; Gibbs in 

 Journ. Linn. Soc. Bot. 42 (1914) 112. 



Dutch Borneo, Korthals, Winkler 2192, 3117; British North 

 Borneo, Gibbs 2624, Clemens 111791 India to Malaya and the 

 Philippines. 



1. Ipomoea batatas (Linn.) Poir. in Lam. Encycl. 6 (1804) 

 14; Hallier f. in Bull. Herb. Boiss. 5 (1897) 380; Becc. Nelle 

 Foreste di Borneo (1902) 596. 



The sweet potato, cultivated in Borneo as it is in all tropical 

 countries; a native of tropical America. 



2. Ipomoea gracilis R. Br. Prodr. (1810) 484. Ipomoea 

 denticnlata Choisy in Mem. Soc. Phys. Geneve 6 (1833) 447; 

 Hallier f. in Bull. Herb. Boiss. 5 (1897) 380. Ipomoea littoralis 

 Blume Bijdr. (1825) 713. 



Borneo, fide Hallier I.e.; Sarawak, Native collector 16271, 22821 

 Bur. Sci. Along the seashore, India to the Seychelles, Malaya 

 and Polynesia. 



