349 
(1905) 132. Eriochloa punciala F.-Vill. Nov. A]>p. (1883) 310, non Hamilt. 
HeJopus laevis Trin. in Spreng. Neue Entd. 2 (1821) 49; Miq. FI. Ind. Bat. 3 
(1859) 434. Piptutherum annulatum Presl Rel. Flaenk. 1 (1828) 221. Sper- 
machiton involutum Llanos Frag. PI. Filip. (1851) 25. Milium zonatum Llanos 
1. c. 24? Eriochloa polysiachya Eendle in Forbes & Ilenisl. Journ. Linn. Soc. 
Bot. 3 6 (1904) 230, non H. B. K. 
Luzon, Manila (7 Merrill) April, 1902: Province of Tayabas, Atimonan (13(! 
Gregory) August, 1904; (095 'Wliitfonl) August, 1904. Palawan (4182 Curran) 
May, 1906. 
Tropics of the Old World. 
Var. involucrata Hackel, n. var. in herb. 
Pilis jDeclicellorum deiisis, spiculam plus minus involucrantibus. 
Mindoeo, Puerto Galera (3333 Merrill) October, 1903. Bohol (1247 Mc- 
Gregor) June, 1906. 
(28) ISACHNE E. Br. 
Spikelets in panicles, two-flowered, both perfect, the fruiting glumes 
with the grain falling out of the persistent empty ones. Mostly low 
grasses. 
Species about 25, in the wanner parts of both hemispheres; 0 in the Philippines. 
1. Empty glumes glabrous or nearly so. 
2. Spikelets 1.5 mm. long or less; panicles small, rather dense (1) I. minutuJa 
2. Spikelets 2 mm. long; panicles often large, diffuse (3) /. heneckei 
1. Empty glumes hispid. 
2. Spikelets 2 mm. long (5)7. pauciflora 
2. Spikelets less than 2 mm. long. 
3. Panicles spreading, lax (4) 7. clebilis 
3. Panicles reduced to few, 3_to 10 spikelets, scarcely 
spreading (2) 7. myosotis 
(1) Isachne minutula (Gaudich.) K-unth Eev. Grain. 2 (1829) 7. 747; Enuin. 
1 (1833) 137; Nees in Nov. Act Nat. Cur. 19 (1843) Suppl. 1: 172; Miq. FI. 
Ind. Bat. 3 (1859) 460; F.-Vill. Nov. App. (1883) 321; K. Sebum, und Lauterb. 
FI. Deutsch. Sehutzgeb. Siidsee (1901) 180; Mez in Perk. Frag. FI. Philip. (1904) 
141; Merr. in Philip. Journ. Sci. 1 (1906) Suppl. 27. I. pulchella Mez in Perk. 
Frag. FI. Philip. (1904) 141, pro parte. Panicum rninutulum Gaudich. in 
Freycin. Voy. Bot. (1826) 410. Panicum macilentum Presl Rel. Haenk. 1 (1830) 
116; Kunth Enum. 1 (1833) 116; F.-Vill. Nov. App. (1883) 312, ex descr. 
Luzon, Manila {Merrill) January, 1906: Province of Benguet (4389 Merrill) 
October, 1905: Province of Bataan, Lamao (Whitford) September, 1905: Prov- 
ince of Rizal, Morong (1390 Ramos) August, 1906: Province of Nueva Viscaya. 
Quiangan (101 Merrill) June, 1902. Culion (462, 467 Merrill) December, 1902. 
Basilan (44 DeVore cC Hoover) April, 1903; (Hallier) January, 1904. Min- 
danao, Davao (583 Copeland) March, 1904. Bugas (5275 Merrill) October, 
1906. 
British India to Malaya and Polynesia; also in South America. 
(2) Isachne myosotis Nees in Hook. Kew Journ. 2 (1850) 98; Miq. FI. Ind. 
Bat. 3 (1859) 462; F.-Vill. Nov. App. (1883) 321; Vidal Phan. Cuming. Philip. 
(1885) 156; Rev. PI. Vase. Filip. (1886) 268; Cerou Cat. PL Herb. (1892) 179. 
Panicum myosotis Steud. Syn. 1 (1855) 96. 
Luzon, Province of Benguet, Pauai (4709 Merrill) November, 1905: District 
of Lepanto, Balili (4626 Merrill) November, 1905. Mindoko, Mount Haleon 
