22346. Ophiopogon japonicus (Linn.). Clumps among moss and fern 
covered boulders scattered in open grasslands; foliage descendingly recurved, 
| flat, paler beneath; spikes erect, the white to pale blue flowers subpen- 
dant; segments 6, bell-shaped. Mt. Pinatubo, April to June, 1927. Liliac. 
22347. Athyrium drepanopteron Moore. Terrestrial clumps or tussocks 
in turf bordering large boulders of the grasslands; root stock a few inches 
long, an inch thick or across; stipes not hard nor brittle, pale yellowish 
| green to brown; fronds recurved, the yellow sori turning nearly black when 
| old. Mt. Pinatubo, April to June, 1927. Polypod. 
22348. Eragrostis interrupta (R. Br.). Dense tufts in solid turf of 
grasslands; blades spreading, flat; culms ascending but widely spreading 
all around; spikes of the panicle divaricate, rather rigid. Mt. Pinatubo, 
April to June, 1927. Gran. ; 
22349. Hemigraphis primulifolia (Nees). [No description given.] Mt. 
1927... Acanth. 
Pinatubo, April to June, 
22350. Andropogon micranthus Klt. Little tufts well scattered in the 
grasslands; leaves ascending paler beneath, more or less involute; culms 
ascending, shining, straw colored; panicle yellowish green to purplish brown 
or red. Mt. Pinatubo, April to June, 1927. Gram. 
22351. Cynodon dactylon (Lim.). Forming dense mats in hard soil of 
the campus; root stocks rami ing, tough, branches, foliage ascending, in- 
volute; culms erect and green, the old spikes turning brown. Mt. Pinatubo, 
April to June, 1927. Gram. 
| 22352. Alloteropsis semialata (R. Br.). Tuftlets in compact ground of 
t the grasslands; foliage divaricately spreading, grayish green but paler 
| beneath; culms nearly erect, when old becoming brownish; spikes also brownish. 
Mt. Pinatubo, April to June, 1927. Gram. 

22353. Andropogon nardus L. Most commonly scattered in all the grassy 
regions; bunches well set into the compact ground; leaves ascending and 
recurved, grayish green, somewhat paler beneath, conduplicate; culms ascend- 
ing or erect, smooth, stramineous. Mt. Pinatubo, April to June, 1927. Gram. 
22354. Mariscus cyperinus Vahl. Rather dense clumps quite common in 
IN. the open grasslands; stems erect, smooth and green; leaves ascending, usually 
somewhat folded; spikes also green. Mt. Pinatubo, April to June, 1927. Cyper. 

