VoL 3 HALORRHAGIDACEAE 221 



EPILOBIUM PLATYSTIGMATOSUM C. B. Rob. in Philip. Journ. Sci. 3 

 (1908) Bot. 210. 

 Luzon (Ifugao, Bontoc, Benguet), Merrill 4744, 4.858, Phil. PI. 900, B. S. 

 31862 Santos, 19712 McGregor. Chiefly along small streams and about 

 cliffs, altitude 1,200 to 2,400 m. Endemic. 



HALORRHAGIDACEAE 



1. HALORRHAGIS Forster 



HALORRHAGIS HALCONENSIS Merr. in Philip. Journ. Sci. 2 (1007) Bot. 



288. 



Luzon (Tayabas), Mindoro, Negros, Merrill 5700, Phil. PI. 238, Holman 

 2. On cliffs, open heaths on exposed ridges, etc., on Mts. Banahao, Hal- 

 con, and Canlaon, altitude 1,600 to 2,400 m. Endemic. 



HALORRHAGIS MICRANTHA (Thunb.) R. Br. in Flinders Voy. App. 

 (1814) 550; Sieb. & Zucc. Fl. Jap. 1 (1843) 25; Merr. in Philip. 

 Journ. Sci. 1 (1906) Suppl. 217, 2 (1907) Bot. 289, 5 (1910) Bot. 

 369; Schindl. in Engl. Pflanzenreich 23 (1905) 42, /. 12. 

 Gonocarpus micranthus Thunb. Nov. Gen. (1783) 55, Fl. Jap. (1784) 

 69, t. 15. 

 Luzon (Benguet"), Mindoro, Negros, Mindanao (Davao). In open, damp 

 places on the higher mountains, Pulog, Pauai, Halcon, Canlaon, and Apo, 

 altitude 1,700 to 2,800 m. India to Japan southward to Australia and 

 New Zealand. 



Local name: Panaynan (Bag.). 



HALORRHAGIS PH ILi PPIN ENSIS Merr. in Philip. Journ. Sci. 1 (1906) 

 Suppl. 216. 



Luzon (Bontoc, Benguet), Merrill 4558, 4857, 4444, 9653, B. S. 4530 

 Mearns, 31926 Santos. 0<n open grassy slopes and on banks in pine for- 

 ests, altitude 1,400 to 2,300 m. Endemic. 



Local name: Tukui (Ig.). 



HALORRHAGIS SCABRA (Koenig) Benth. Fl. Hongk. (1861) 139 var. 

 E LONG AT A Schindl. in Engl. Pflanzenreich 23 (1905) 29; Merr. 

 in Philip. Journ. Sci. 1 (1906) Suppl. 216. 

 Culion, Mindanao (Lanao), Clemens 658, Merrill 459. In open grass- 

 lands at low and medium altitudes. India (the species), southern China, 

 Tonkin, Borneo (the variety). 



2. MYRIOPHYLLUM Linnaeus 



MYRIOPHYLLUM SPICATUM Linn. Sp. PL (1753) 992; Schindl. in Engl. 

 Pflanzenreich 23 (1905) 91; Merr. in Philip. Journ. Sci. 1 (1906) 

 Suppl. 217. 



Mindanao (Lanao), Clemens 450. In shallow water of Lake Lanao, al- 

 titude 670 m. Warmer parts of the world. 



3. GUN N ERA Linnaeus 



GUN N ERA MACROPHYLLA Blume Bijdr. (1826) 513, -Mus. Bot. 

 Lugd.-Bat. 2 (1856) 501; Benn. PI; Jav. Rar. (1838) 70, t. 15; 



