208 



Var. hirtellum C. DC. Lc. 



Dutch Borneo, Korthals. Java. 



17. Piper metallicum Hallier f. in Ann. Jard. Bot. Buitenz. 

 13 (1896) 297, t. 25, f. 1 ; Boerl. Handl. Fl. Nederl. Ind. 3 (1900) 

 76. 



Borneo, fide Hallier I.e. This is perhaps the same as Piper 

 metallicum Lind. Cat. (1882) 6, ex Kew Bull. Add. Series 4 

 (1900) 326, which was introduced into cultivation from Borneo. 

 Endemic. 



18. Piper muricatum Blume Cat. Gew. Buitenz. (1823) 33; 

 Miq. Ann. Mus. Bot. Lugd.-Bat. 1 (1863-64) 137; Boerl. Handl. 

 Fl. Nederl. Ind. 3 (1900) 73. 



Dutch Borneo, Korthals. Java, Sumatra. 



19. Piper nigrum Linn. Sp. PI. (1753) 28; Miq. Ann. Mus. 

 Bot. Lugd.-Bat. 1 (1863-64) 137; C. DC. Prodr. 16|1 (1869) 

 363; Becc. Nelle Foreste di Borneo (1902) 597. 



The common black pepper plant, extensively cultivated in 

 parts of Borneo; Dutch Borneo, Korthals; Sarawak, Beccari, 

 Foxworthy ! 



20. Piper perbarbatum C. DC. ex Winkler in Engl. Bot. 

 Jahrb. 49 (1913) 345. 



Dutch Borneo. Winkler 3017. Endemic. 



21. Piper porphjTophyllum (Lindl.) N. E. Br. in Card. 

 Chron. II 22 (1884) 438; Hallier f. in Ann. Jard. Bot. Buitenz. 

 13 (1896) 299. 



Dutch Borneo, Hallier. Malay Peninsula, Penang. 



22. Piper pubipedunculum C. DC. ex Winkler in Engl. Bot. 

 Jahrb. 49 (1913) 354. 



Dutch Borneo, Winkler 2689. 



Var. oblongifolium C. DC. I.e. 

 Dutch Borneo, Winkler 2832. Endemic. 



23. Piper retrofractum Vahl Enum. 1 (1804) 314; C. DC. 

 ex Winkler in Engl. Bot. Jahrb. 49 (1913) 353. Chavica offici- 

 nariim Miq. Syst. Pip. (1844) 256, Ann. Mus. Bot. Lugd.-Bat. 1 

 (1863-64) 136. 



Dutch Borneo, Korthals^ Winkler 2176. India to Malaya and 

 the Philippines. 



24. Piper sarmentosum Roxb. Fl. Ind. 1 (1820) 162, C. 

 DC. Prodr. 1611 (1869) 352 and ex Gibbs in Journ. Linn. Soc. 

 Bot. 42 (1914) 128. Chavica sarmentosa Miq.; Ann. Mus. Bot 

 Lugd.-Bat. 1 (1863-64) 136. 



