350 BOTANY. 



HEPATIC^. 



By 0. F. Austin. 



Riccia Fkostii, Austin. 

 Riccia Watso:tii, Austin. 

 Riccia crystallina, Linn. 

 Riccia fluitans, var. lata. 

 Makchantia polymokpha, Linn. 

 Chiloscyphus polyanthos, var. rivularis. 



JuNGERMANNIA BICUSPIDATA, Linn. 

 JuNGERMANNIA INCISA, Schd. 

 JuNGERMANNIA HoRNSCHUSCHIANA, Nees. 



Jcngermannia Bautriensis, Hook., var. Mulleri, Lindb. 



JuNGERMANNIA CORDIFOLIA, Hook. 



Jungermannia ventricosa, Diks. 



ScAPANIA COMPACTA, Roth. 

 SCAPANIA UDULATA, Nees. 



Scapania uliginosa, Swartz, Nees. 



LICHENES. 

 By Professor Edward Tuckerman. 



Cetraria aculeata, (Schreb.) Fries. — Earth, Montezuma Pass, Co- 

 lorado. 



Cetraria madreporiformis, (Ach.) Miill. — Earth, Montezuma Pass, 

 Colorado. 



Cetraria Islandica, (L.) Ach. — Earth, South Park, Colorado. 



Cetraria nivalis, (L.) Ach. — Earth. 



Evernia vulpina, (L.) Ach. — Colorado and Arizona. 



Usnea barbata, (L.) Fr., var. dasypoga. — Valley of the Rio Grande. 



Usnea cavernosa, Tuckerm. — Valley of the Rio Grande and Arizona, 



Alectoria jubata, (L.), var. infleXa, Fries. — Valley of the Rio 

 Grande. 



