164 



80. Dendrobium quadrangulare Par. and Reichb. f. in 

 Flora 69 (1886) 553; Ridl. Mater. Fl. Malay Penin. 1 (1907) 

 35. 



Borneo, fide Ridley. Burma, Malay Peninsula. 



81. Dendrobium quadrisulcatum J. J. Sm. in Bull. Jard. 

 Bot. Buitenz. 25 (1917) 49. 



Dutch Borneo, Hallier 563, 2450, 3425. Endemic. 



82. Dendrobium radians Reichb. f. Xen. Orch. 2 (1868) 130, 

 t. 146, f. 1-3 \ Kranzl. in Engl. Pflanzenreich 45 (1910) 87. 



Borneo, Low. Endemic. 



83. Dendrobium radicosum Ridl. in Journ. Str. Branch 

 Roy. As. Soc. 49 (1908) 29. 



Sarawak, Hewitt. Endemic. 



84. Dendrobium reticulatum J. J. Sm. in Bull. Jard. Bot. 

 Buitenz. 13 (1914) 18. 



British North Borneo, foot of Kinabalu, Dumas. Endemic. 



85. Dendrobium ridleyi nom. nov. Dendrobium inter- 

 medium Ridl. in Journ. Str. Branch Roy. As. Soc. 50 (1908) 

 135, non Teysm. and Binn. 

 Sarawak, Hewitt. Endemic. 



86. Dendrobium rosellum Ridl. in Journ. Linn. Soc. Bot. 31 

 (1896) 268; Kranzl. in Engl. Pflanzenreich 45 (1910) 206. 



Sarawak, Haviland. Endemic. 



87. Dendrobium sambasanum J. J. Sm. in Bull. Dept. Agr. 

 Neerl. Ind. 22 (1909) 25. 



Dutch Borneo, Hallier 1146. Endemic. 



88. Dendrobium sanderianum Rolfe in Kew Bull. (1894) 

 155; Kew Bull. Add. Series 4 (1900) 152; Kranzl. in Engl. 

 Pflanzenreich 45 (1910) 257. 



Introduced into cultivation from Borneo. Endemic. 



89. Dendrobium sanguinolentum Lindl. in Bot. Reg. 28 

 (1842) Misc. 62; Ridl. in Journ. Linn. Soc. Bot. 31 (1896) 2*^2. 



Dutch Borneo, fide Ridley. Malay Peninsula, Penang. 



90. Dendrobium sarawakense nom. nov. Dendrobium 

 multiflorum Ridl. in Journ. Str. Branch Roy. As. Soc. 50 (1908) 

 134, non Par. and Reichb. f. 



Sarawak, Ridley. Endemic. 



91. Dendrobium scabrilingue Lindl. in Journ, Linn. Soc. 

 Bot. 3 (1859) 15; Miq. Fl. Ind. Bat. 3 (1859) 639. 



