Vol. 1 CYPERACEAE 119 



11. ELEOCHARIS R. Brown 



{Heleocharis auct.) 



ELEOCHARIS ACICULARIS (Linn.) R. & S. Syst. 2 (1817) 154; Merr. 

 in Philip. Journ. Sci. 9 (1914) Bot. 264. 

 Scirpus acicularis Linn. Sp. PL (1753) 48. 

 Luzon (Bontoc, Benguet), Merrill 7665, Vanoverbergh 293. About rice 

 paddies, altitude 1,200 to 1,500 m. North Temperate Zone generally, ex- 

 tending southward to southern China. 



ELEOCHARIS AFFLATA Steud. in Zoll. Verz. Ind. Archip. (1854) 62; 



Syn. PI. Glum. 2 (1855) 76; Naves Novis. App. (1882) 307; C. B. 



Clarke in Philip. Journ. Sci. 2 (1907) Bot. 90; Merr. op. cit. 3 



(1908) Bot. 398. 



Eleocharis ruicrocarpa C. B. Clarke in Philip. Journ. Sci. 2 (1908) 



Bot. 91, non Torr. 

 ? Eleocharis pellucida Presl Rel. Haenk. 1 (1828) 196; Steud. Syn. 

 PL Glum. 2 (1855) 80; Miq. Fl. Ind. Bat. 3 (1856) 301; Naves 

 Novis. App. (1882) 307 (Heleocharis). 

 Eleocharis subprolifera Steud. in Zoll. Verz. Ind. Archip. (1854) 62; 

 Naves Novis. App. (1882) 307 (Heleocharis). 

 Babuyan Islands, Luzon (Bontoc, Lepanto, Benguet), Elmer 6299, 5751, 

 Williams 1230, 12^3, 12U7, Merrill J,621, 7 7 OS, Phil. PI. 555. In shallow 

 water, swampy places, rice paddies, etc., altitude 1,000 to 1,600 m. Japan 

 to China and India, southward to Borneo. 



ELEOCHARIS ATROPURPUREA (Retz.) Presl Rel. Haenk. 1 (1828) 

 196; Kunth Enum. 2 (1837) 151; C. B. Clarke in Philip. Journ. 

 Sci. 2 (1907) Bot. 90. 

 Scirpus atropurpureus Retz. Obs. 5 (1789) 14. 

 Admitted on the authority of C. B. Clarke. I have seen no Philippine 

 material representing the species. Warmer parts of the world. 



ELEOCHARIS CARIBAEA (Rottb.) Blake in Rhodora 20 (1918) ^4; Merr. 

 Sp. Blancoanae (1918) 83. 

 Scirpus caribaeus Rottb. Descr. PI. Rar. Progr. (1772) 24, Descr. 



Ic. Nov. PL (1772) 46, t. 24. 

 Eleocharis capitata Miq. Fl. Ind. Bat. 3 (1856) 299; Naves Novis. 

 App. (1882) 307; C. B. Clarke in Philip. Journ. Sci. 2 (1907) Bot. 

 90; Merr. Fl. Manila (1912) 114, non R. Br. 

 Eleocharis retroflexus Llanos Frag. PL Filip. (1851) 19; F.-Vill. & 

 Naves in Blanco Fl. Filip. ed. 3, 4^ (1880) 13, non Poir. 

 Luzon (Cagayan, Ilocos Norte, Bataan, Rizal, Laguna), Cebu. Common 

 in open wet lands at low altitudes. Pantropic. 



Blake has shown that the type of Scirpus capitatus Linn, is identical 

 with the plant commonly known as Eleocharis tenuis (Schultes) Willd., 

 which should henceforth bear the name Eleocharis capitata (Linn.) R. Br. 



ELEOCHARIS DULCIS (Burm. f.) Trin. ex Henschel Vita Rumph. (1833) 

 186; Merr. Interpret. Herb. Amb. (1917) 104, Sp. Blancoanae 

 (1918) 82. 

 Andropogon dulcis Burm. f. Fl. Ind. (1768) 219. 

 Hippuris indica Lour. Fl. Cochinch. (1790) 16. 



