63 



segetum, Schlecht. 

 Sitchensis, Bong, 

 subulatus, Led. 

 tectorum, L. 



CATABROSA 



aquatica, P. B. 



CENCHRUS 



tribuloides, L. 



CHRYSOPOGON 



nutans, Benth. 



CINNA 



arundinacea, L. 

 pendula, Trin. 



var. acutiflora, Vasey., N. sp. 



var. mutica, Vasey. 



CYNODON 



dactylon, Pers. 



CYNOSURUS 



cristate, Linn. 



DACTYLIS 



glomerata, L. 



DANTHONIA 



Californica, Boland. 

 intermedia, Vasey. 

 spicata, Beauv. 

 unispicata, Munro. 



DBSCHAMPSIA 



alba, Roem. & Schultz. 

 atropurpurea, Scheele. 



var. latifolia, Scrib. 



var. minor, Vasey., N. var. 

 brevif olia, R. Br. 

 csespitosa, P. B. 



var. arctica, Vasey. 



var. Bottanica, Vasey. 



var. longiflora, Trin. 



var. maritima, Vasey., N. var. 

 calycina, Presl. 

 elongata, Munro. 



DEYETTXIA 



sequivalis, Benth. & Hook. 



Aleutica, Vasey. 



borealis, Macoun., N. sp. 



breviaristata, Vasey., N. sp. 



Canadensis, Hook. 



Columbiana, Macoun., N. sp. 



confinis, Kunth. 



crassiglumis, Vasey. 



deschamsioides, Vasey. 



Langsdorffii, Kunth. 



Lapponica, Kunth. 



Macouniana, Vasey., N. sp. 



neglecta, Kunth. 



var. Americana, Vasey., N. var. 

 var. brevifolia, Vasey., N. var 

 var. robusta, Vasey, N. var. 



Pickeringii, Vasey. 



Porteri, Vasey. 



purpurascens, Kunth. 



rubescens, Vasey. 



strigosa, Kunth. 



Suksdorfii, Scrib. 



sylvatica, Kunth. 



DISTICHLIS 



maritima, Raf. 



var. stricta, Thurb. 



DUPONTIA 



Fischeri, R. Br. 

 psilosantha, Rupt. 



BATONIA 



obtusata, Gray. 

 Pennsylvanica, Gray. 



