518 



Sarawak, Lobb, Hose 1351, Fox-worthy 881, Native collector 

 2801, 7391 Bur. Sci. A monotypic endemic genus; Lobb's 

 specimen was certainly from Borneo, not from Penang, as 

 already noted by King & Gamble. 



1. Peronema canescens Jack in Malay Miscel. 2|7 (1822) 

 46; King & Gamble in Journ. As. Soc. Beng. 74|2 (1908) 857; 

 H. J. Lam Verb. Malay. Archipel. (1919) 322. 



Borneo, Motley 870. Malay Peninsula, Sumatra, Java. 



1. Petraeovitex bambusetorum King & Gamble in Kew 

 Bull. (1908) 113, Journ. As. Soc. Beng. 74|2 (1908) 859; H. J. 

 Lam Verb. Malay. Archipel. (1919) 328. 



Sarawak, Haviland 1913, Ridley 9065 ; British North Borneo, 

 Clemens 10246? Endemic. 



2. Petraeovitex ternata Hall. f. in Meded. Rijks Herb. 

 Leiden 37 (1918) 85; H. J. Lam Verb. Malay. Archipel. (1919) 

 325. 



Dutch Borneo, H oilier 4722, Winkler 2756. Probably the same 

 as the Philippine P. trifoliata Merr. 



1. Sphenodesme barbata Schauer in DC. Prodr. 11 (1847) 

 623; H. J. Lam Verb. Malay. Archipel. (1919) 333. 5. winkleri 

 Hall. f. in Meded. Rijks Herb. Leiden 37 (1918) 86. 



Dutch Borneo, Winkler 2314. Malay Peninsula, Penang. 



2. Sphenodesme borneensis Merr. in Journ. Str. Branch 

 Roy. As. Soc. 76 (1917) 114. 



Sarawak, Foxworthy 450, Native collector 18471 Bur. Sci. 

 Endemic. 



3. Sphenodesme pentandra Jack in Malay Miscel. 1|1 

 (1820) 19; Hook. Bot. Miscel. 1 (1830) 285; King & Gamble 

 in Journ. As. Soc. Beng. 74|2 (1908) 863; H. J. Lam Verb. 

 Malay. Archipel. (1919) 335. 



Borneo, fide King & Gamble I.e. India to the Malay Peninsula. 



4. Sphenodesme triflora Wight Ic. (1850) t. 1478; H. J. 

 Lam Verb. Malay. Archipel. (1919) 332. 



Borneo (?) fide Lam I.e. Malay Peninsula, Sumatra. 



1. Avicennia alba Blume Bijdr. (1826) 821 ; King & Gamble 

 in Journ. As. Soc. Beng. 74|2 (1908) 868. 



Sarawak, Havi'and, Foxworthy 2921, Sarawak Museum 1871; 

 Dutch Borneo, Foxworthy 555!, Beccari 1770. Along the sea- 

 shore, India to tropical Australia. 



2. Avicennia officinalis Linn. Sp. PI. (1753) 110; Becc. 

 Nelle Foreste di Borneo (1902) 581. Avicennia oepata Ham. in 



