PLANTS FROM PEITAIHO 170 



Beckmannia erucaeformis. (L. ) — Host. — Wet ground, 



Side of E.E. track. 

 Leptochloa fusca. (L.) Kunth. — Sand flats. 

 Phragmites communis, Trin. — Damp places. — Common 



"Eeed." 

 Koeleria cristata. (L.) Pers. — Banks. 

 Diplachne serotina chinensis, Maxim. — Mcist, weedy 



ground. 

 Eragrostis cilianensis, (All.) — Link. — Koadsides. 

 Melica Onoei, Franch and Sav. — Eagle Kock. — Flower- 

 ing in May. 

 Aeluropus littoralis var. sinensis. Debeaux. — Saline 



flats. 

 Pao attenuata Trin. — Clay banks. 

 Puccinellia distans (L.) Pari. — Moist ground. 

 Agropyrum ciliare. (Trin.) Franch. — Clay banks. — 



" Couch Grass. " 

 Elymus pseudo-agropyron. Trin. 

 Elymus arenarius. L. — On Sand-spit. — " Sea-Lyme 



Grass." 



Division 2. — Pteridophyta. 



Filices. Fern Family. 



Cheilanthes argentea, Kook. — Sheltered ravines. — Fronds 

 triangular. 2 in. long, the three divisions bi-pinnately 

 cleft at base, white beneath. 



Pellaea geraniaefolia,- Fee. — Sheltered ravines. — Some- 

 what similar but lower surface almost same color as 

 the upper. 



Woodsia manchuriensis, Hook. — Shih T'ou Shan. Eock 

 ledges. — Fronds lanceolate, nearly bi-pinnate, fruit 

 dots with white indusium. 



Cyclophorus (Polypodium) adnascens, Sw. — Lotus 

 Hills. Eocks. — Fertile frond, 3 in., entire dark green 

 with white dots above, beneath red with the con- 

 fluent sori. 



Camptosorus sibiricus, Eupr. — Shih T'ou Shan. — Mature 

 fronds auricled at base and tapering into a long, 

 slender tip which often forms a new plant. — " Walk- 

 ing leaf." 



Ophioglossum japonicum, Prantl. — Sand flats. — Sterile 

 segment lanceolate 1/5 in. wide, 1 in. long. 

 Equisetaceae. Horsetail Family. 



Equisetum arvense, L. — Sand flats. — Sterile stem, 10 

 in., with whorled, angled branches. 



