“7 . - Sy — =, pee, so a Wadia tales ieee, vs 
! ’ : ‘ Pica ie os 
300 MERRILL AND MERRITT. 
Calamagrostis filifolia Merr., Deschampsia flecuosa Trin., the last two 
being perhaps the predominant species in the formation, while much 
reduced specimens of Arundinaria niitakayamensis Hayata, a dwarfed 
bamboo, are to be noted, especially near the borders of the mossy forest. 
-Cyperaceae are represented by Scirpus pulogensis Merr., Carex rara capil- 
acea Boott, C. tristachya pocilliformis Kiikenth., and Uncinia rupestris 
Raoul. Other plants are Luzula effusa Buch., Sagina procumbens L., 
Smilax pygmaea Merr., Ranunculus philippinensis Merr. & Rolfe, 
Halorrhagis micrantha R. Br., Anaphalis contorta Hook. f., and Gentiana 
luzoniensis Merr. Below is given a list of all the species collected in 
the summit grass lands, 37 in number, excepting the few mosses, scale 
mosses, and lichens. 
Peranema luzonica Copel.; on ledges. 
Polystichum auriculatum Presl; on ledges. 
Currania gracilipes Copel. ; on ledges. 
Asplenium stantoni Copel. ; on ledges. 
Plagiogyria nana Copel.; on ledges. 
Pinus insularis Endl. ; very scattered. 
Miscanthus sinensis Andr.; abundant. 
Isachne pangerangensis var. halconensis Hack. ; rare. 
Anthoxanthum luzoniense Merr.; fairly abundant. 
Calamagrostis filifolia Merr.; very abundant. 
Deschampsia flexuosa Trin. ; abundant. 
Monostachya centrolepidoides Merr. ; rare. 
Arundinaria niitakayamensis Hayata; abundant locally. 
Scirpus pulogensis Merr. ; abundant. 
Schoenus apogon R. & 8.; rare. 
Schoenus axillaris Poir.; rare. 
Gahnia javanica Moritzi; only near the borders of the mossy forest. 
Uncinia rupestris var. capillacea Kiikenth.; rare. 
Carex rara subsp. capillacea Bostt; rather common. 
: Carex tristachya var. pocilliformis Kiikenth.; rather common. 
¥ Jriocaulon depauperatum Merr.; in seepage pools, shallow water. 
Luzula effusa Buchenau; only near rock outcroppings. 
Smilax pygmaea Merr.; abundant locally. 
Chamabainia cuspidata Wight; apparently rare. 
Sagina procumbens Linn.; apparently rare. 
Ranunculus philippinensis Merr. & Rolfe; in depressions only. 
Hypericum pulogense Merr.; abundant locally. 
Viola toppingii Elm.; in depressions only. 
Halorrhagis micrantha R. Br.; carpeting the Igorot footpath. 
Rhododendron subsessile Rendle; near rock outcroppings only. 
Vaccinium villarii Vid.; near rock outcroppings. 
