29 



22. ELEUSINE (iiierlii. 



1. E. indica (Liiiii.) Gacrtii. Hook. f. I. t-.-iPS. 



(800 Borden). In open lands below 100 m., widely distiibuto>d in the Philip- 

 pines. Tropics and subteniperate refjions a;enerally. 



23. PHRAGMITES Tiin. 



1. P. karka (Retz.) Trin.; Hook. f. 1. c. 304. 



(317S Merrill) ; (()851 Elmer). In thickets along the river below .50 m. Trop- 

 ical Asia to Africa, Malaya, and Australia. 



24. CENTOTHECADesv. 



1. C. lappacea (Linn.) Desv.; Hook. f. 1. c. 3.32. 



(32(i4 Merrill) ■ (1018 Whilford) ; (GG49 Elmer). Along trails in open forests, 

 widely distributed in the Philip])ines. Tropical Asia to Africa, Malaya, and 

 Polynesia. 



25. BAMBUSA 8chreb. 



1. B. blumeana Scliult. f . ; Hook. f. 1. c. 304. Bamhiis arundo Blanco. 



The common bamboo cultivated throughout the Philippines and very doubtfully 

 Avild in the Archipelago. The base of the culms with numerous stiff spiny 

 branches. Malaya. T., Cauayan, Cauayan totoo. 



In addition to the above species which is cultivated only, there are no less than 

 four other distinct arborescent species of Bamhusece more or less abvmdant in 

 the Lamao region, which from lack of flowering or fruiting specimens it is impos- 

 sible accvirately to identify at this time. The.se species are as follows: 



2. Bambusa monogyna Blanco, Fl. Filip. ed. 2 (1845) 187. 



Similar to B(niiliiisti hltniieaiut in size and habit, but the culms naked at the 

 base — that is, not protected with spiny branches. T., Cauayan quiling. 



3. Bambusa lima Blanco, 1. c. 189. 



A characteristic spineless species, the internodes often reaching a length of 

 4 feet or slightly more. T., Anos. 



4. Bambusa lumampao Blanco, 1. c. 189. 



The most abiuidant species in the region, frequently gregarious and forming 

 almost pure stands under scattered large trees such as ParJcia, Alhizzia, Anisoptera 

 etc., sea level to 300 m., .spineless. Sp.-Fil., Caiia boho. 



5. Bambusa sp. 



Similar to the preceding species but differing in sheath and other characters, 

 not common. T., Tagisi. 



26. DINOCHLOA Biise. 



1. D. diffusa (Blanco) Merr. Govt. Lab. Publ. 27 (1905) 93. 



(75, 519 Whitford) ; (1261 Borden); (G092 Leiberg) ; (2550, ,3297 Merrill) 

 Scandent, abundant in thickets 25 to 150 m. Endemic. T., Bical. 



2. D. tjankorreh Biise; Hook. f. 1. c. 414. 



(2102 Borden). On exposed ridges in forests 900 to 1,200 m. Malaya. T., 

 Timac. 



CYPERACE^E.' 



1. HYPOLYTRUM Rich. 



1. H. compactum Xees et Mey. Linnaea 9 (1834) 288. 



(0011 Leiberg) July; (782, 2920 Borden) May, March; (2496 Merrill) June; 

 (51 Whitford) April. In forests. 150 to 300 m. Endemic. 



^ This list of Cyperaceae is based on identifications made by C B. Clarke esq., 

 Kew, England. 



