350 BOTANY. 
HEPATIC At. 
By C, FB. AUSTIN. 
Riccta Frostu, Austin. 
Riccta Watsonu, Austin. 
Ricca crysTauuina, Linn. 
RIccIA FLUITANS, var. LATA. 
MARCHANTIA POLYMORPHA, Linn. 
CHILOSCYPHUS POLYANTHOS, var. RIVULARIS. 
JUNGERMANNIA BICUSPIDATA, Linn. 
JUNGERMANNIA INCISA, Schd. 
JUNGERMANNIA HornscuuscuiAna, Nees. 
JUNGERMANNIA Bautriensis, Hook., var. MULueri, Lindb. 
JUNGERMANNIA CORDIFOLIA, Hook. 
JUNGERMANNIA VENTRICOSA, Diks. 
ScaPania compacta, Roth. 
SCAPANIA UDULATA, Nees. 
SCAPANIA ULIGINOSA, Swartz, Nees. 
LICHENES. 
By PRoFEsSoR EDWARD TUCKERMAN. 
CreTRARIA ACULEATA, (Schreb.) Fries—Earth, Montezuma Pass, Co- 
lorado. 
CETRARIA MADREPORIFORMIS, (Ach.) Miill:—KEarth, Montezuma Pass, 
Colorado. 
Cerraria Isianpica, (L.) Ach.—Earth, South Park, Colorado. 
CETRARIA NivaLis, (L.) Ach—Earth. 
Evernia vurrina, (L.) Ach.—Colorado and Arizona. 
Usyea parzata, (L.) Fr., var. pasypoga.—vValley of the Rio Grande. 
Usnea cavernosa, Tuckerm.—Valley of the Rio Grande and Arizona. 
ALECTORIA JUBATA, (L.), var. INrLEXA, Fries.—Valley of the Rio 
Grande. 
