(1) Agrostis elmeri Merr. in Govt. Lai). Publ. 29 (1906) 7. 
Luzon, Province of Beiiguet, Mount il’onglong (Santo Tomas) (0558 Elmer) 
.Tune, 1904; (4812 Merrill) November, 1905; Pauai (4711, 4728 Merrill) No- 
vember, 1905: District of Lepanto, Mount Data (4538, 4542 Merrill) Novcml)cr, 
1905. 
Tbulemic. 
(49) CALAM AGROSTIS Potli. 
ranicdes open or spike-] ike, many dowered. I lairs on the callus of the 
flowering glume sometimes short, sometimes longer than the glume itself, 
which is thin-membranous and owned from the middle or below. Ifha- 
chilla elongated, pilose. 
Species about 140, in tlie temperate and arctic regions of l)oth hemispheres 
and on the mountains in the Tropics; 2 in the Pliilippines. 
1. Panicle dense, spiciform 
1. Panicle rather lax, open 
(1) Calamagrostis arundinacea Eotli, var. nipponica (Pr. et Sav.) Hack, 
in Bull. Herb. Boiss 7 (1899) 652; Philip. Journ. Sci. 1 (1906) Suj)pl. 269. 
Valdinagrostis nipponica Fr. et Sav. Enum. PI. .Jap. 2 (1879) 599. 
Luzon, District of Lepanto, Mount Data (4564 Merrill) November, 1905: 
Province of Benguet (4697, 4701 Merrill) November, 1905. 
.Japan, i. e., the variety, the species widely distributed in Japan and Asia. 
2. Calamagrostis filifolia Merr. in Philip. Journ. Sci. 1 (1906) Suppl. 179. 
JjUZon, Province of Benguet, Mount Tonglong (4839 Merrill) November, 1905; 
Pauai (4715 Merrill) November, 1905: District of Lepanto, Mount Data (4537 
Merrill) November, 1905. 
Endemic. 
(l)eyeuxia quadriseta Benth., to which F.-Villar reduces China filiformis 
Jjlanos, Frag. PI. Filip. (1851) 9, non Jjink., has been reported from the Philip- 
pines by F.-Villar, Nov. App. (1883) 319. As this species is known only from 
Australia and New Zealand, it is probable that the Pliilippine record was based 
on an erroneous identification on the part of F.-Villar.) 
Tribe IX. AVENE,®. 
S])ikelets 2 to many-flowered, inflorescence paniculate, all the flowers 
perfect or one staminate; empty glumes often ])ersistene and longer than 
tlie flowering glumes, the latter usually awned from the back or fi-om 
near the apex, the awns geniculate or straight. 
(50) ERIACHNE R. Br. 
Panicles loose or dense; empty glumes many-nei'ved ; flowering glumes 
awnless or with fine terminal awuis, finally somewhat indurated, the 
s})ikelets rather small. 
Species about 25, 2 Asiatic and Malayan, the others Australian; 2 in the 
Philippines. 
1. Third and fourth glumes and palea bicuspidate (1) E. pallescens 
1. Third and fourth glumes and palea long-awned (2) E. trisota 
(2) C. filifolia 
(1) C. arundinacea 
