VoL x CYPERACEAE 117 



Luzon (Cagayan, Ilocos Norte, Pangasinan, Nueva Ecija, Rizal, Laguna), 

 Merrill Sp. Blancoanae 268, Phil. PI. 513, B. S. 2295, 2298 Mearns, U9U9, 

 7UU7 Ramos. In open wet places in settled areas at low altitudes. Old 

 World Tropics generally. 



Local name: Apurau (Pang.). 



SCIRPUS ERECTUS Poir. in Lam. Encycl. 6 (1804) 761; Usteri Beitr. 



Ken. Philip. Veg. (1905) 132; C. B. Clarke in Philip. Journ. Sci. 



2 (1907) Bot. 99; Merr. PI. Manila (1912) 118. \ 



Scirpus juncoides Roxb. Fl. Ind. 1 (1820) 216; Ceron Cat. PI. Herb. 



Manila (1892) 178. 

 Scirpus luzoyiensis Presl Rel. Haenk. 1 (1828) 193; Nees in Nov. 



Act. Acad. Nat. Cur. 19 (1843) Suppl. 1: 93; Steud. Syn. PI. Glum. 



2 (1855) 84; Miq. Fl. Ind. Bat. 3 (1856) 304. 



Luzon (Ifugao, Bontoc, Benguet, Nueva Vizcaya, Rizal, Bulacan, Sorso- 

 gon), Polillo, Leyte, Biliran, Mindanao. In open wet places, rice paddies, 

 etc., at low and medium altitudes. Warmer parts of both hemispheres. 



Local names: Bitubituinan (Tag.); gumi (Tag.); paratupit (Ilk.). 



SCIRPUS GROSS US Linn. f. Suppl. (1781) 104; Presl Rel. Haenk. 1 (1828) 

 195; Miq. Fl. Ind. Bat. 3 (1856) 307; F.-Vill. Novis. App. (1882) 

 308; Merr. Fl. Manila (1912) 117, Sp. Blancoanae (1918) 82. 

 Cyperus difformis Blanco Fl. Filip. (1837) 32, ed. 2 (1845) 22, ed. 

 3, 1 (1877) 41 i Merr. in Govt. Lab. Publ. (Philip.) 27 (1905) 90, 

 non Linn. 

 Scirpus kysoor Roxb. Hort. Beng. (1814) 6; Llanos Frag. PL Filip. 

 (1851) 20 (kisoor) ; F;-Vill. & Naves in Blanco Fl. Filip. ed. 3, 

 4 1 (1880) 14 (kisoor). 

 Scirpus grossus Linn. f. var. kysoor (Roxb.) C. B. Clarke in Hook, 

 f. Fl. Brit. Ind. 6 (1893) 660, Philip. Journ. Sci. 2 (1907) Bot. 100. 

 Schoenoplectus grossus Palla in Allgem. Bot. Zeitschr. 17 (1911) 

 Beil. 3. 

 Central Luzon to Mindanao, in most islands and provinces, Merrill Sp. 

 Blancoanae 56 U, 692, Phil. PI. 515, Kneucker Cyp. Exsic. 220. In fresh- 

 water swamps at low altitudes. India to Indo-China and Malaya. 



Local names: Agas (Bik.) ; baga-as (P. Bis.); baki-baki (P. Bis.); 

 balakbak (Pang.) ; balangot (P. Bis.) ; bangkviang (Bik.) ; ragiudiu (Bik.) ; 

 tikug (Mbo.) ; tikiu (Tag.) ; titiu (Tag.). 



SCIRPUS LACUSTR1S Linn. Sp. PL (1753) 48; Merr. in Philip. Journ. 

 Sci. 5 (1910) Bot. 172. 



Luzon (Cagayan, Zambales, Benguet), F. B. 17290 Curran, Merrill Phil. 

 PI. 1792. In fresh-water swamps, sea level to 1,300 m altitude. In most 

 warm countries except Malaya and South America. 



Local name: Tiker (Ilk.). 



SCIRPUS MERRILLII (Palla) Kukenth. in herb. comb. nov. 



Schoenoplectus merrillii Palla in Allgem. Bot. Zeitschr. 17 (1911) 



Beil. 3. 

 Cyperus tenellus C. B. Clarke in Philip. Journ. Sci. 2 (1907) Bot. 



81, non Linn. f. 

 Scirpus inundatus C. B. Clarke op. cit. 99, non Poir. 



