18 



i 



GRAMINE^E. 



Eragrostis reptans, Nees. 



poaeoides, Beauv. ? 



var. megastachya, Gr. 



pilosa, Beauv. 



Frankii, Meyer. 



tennis, Gray. 



pectinacea, Gray. 

 Festuca tenella, Willd. 



nutans, Willd. 

 Bromus secaliuus, L. 



ciliatus, L. 



Phragmites cornmunis, Trin. 

 Hordeum pratense, Huds. 

 Elymus Virginicus, L. 



Canadensis, L. 



striatus, Willd. 

 Gymnostichum Hystrix, Scbr. 

 Phalaris arundinacea, L. 

 Paspalura Ireve, Miehx. 

 Panicum filiforme, L. 



glabrum, Gandin. 



sanguinale, L. 



proliferum, Lara. 



eapillare, L. 



antumnale, Bosc. 



virgatnm, L. 



latitbliuni, L. 



clandestinum, L. 



pauciflorum, Ell. 



dichotomum, L - 



depauperatum, Muhl. 



Crus-galli, L. 



var. hispidum, Gray. 

 Setaria verticillata, Beauv. 



glauca, Beauv. 

 Cenchrus tribuloides, L. 

 Andropogon furcatus, Muhl. 



scoparius, Miclix. 

 Sorghum nutans, Gray. 



EQUISETACE^E. 

 Equisetum arvense, L. 



laevigatntn, Braun. 



FILICES. 



Adiantum pedatum, L. 

 Pteris aquilina, L. 

 Pellasa atropurpurea, Link. 

 Asplenium angustifolium, MX. 



Filix-fcemina, Bernh. 

 Phegopteris hexagon optera, Fee. 



Aspidium acrostichoides, Swartz. 

 Cystopleris bulbifera, Bernh. 



fragilis, Bernh. 



Struth iopteris Germanica, Willd. 

 Osmunda Claytoniana, L. 



LYCOPODIACE^E. 

 Selaginella rupestris, Spring. 



HYDROPTERIDES. 

 Azolla Caroliniana, Willd. 

 MUSCI. 



Dr. JAMES kindly determined for me the 

 following Mosses, collected near Oquawka. 



Dicranum rufescens, Turner. 

 Ceratodon purpureus, Brid. 

 Barbula unguiculata, Hedw. 

 Orthotricliuin sirangulatnm, Beauv. 

 Schistidium apocarpum, Br. & Sch. 

 Atrichtiin uudulatum, Beauv. 

 Poly I rich um junipennura, Hedw. 

 Timmia inegapolitina, Hedw. 

 Bryum argenteum, L. 



cernuutn, Hedu*. 



intermedium, Brid. 



csespiticiura, L. 

 Mniuni cuspidatum, Hedw. 

 Bartramia pomitbrmis, Hedw. 

 Funaria hygrometrica, Hedw. 

 var. calvescens. 



microstoma, 



Physconiiti'ium pyrifonne, Br. & Sch. 

 Anoinodon obtusifolius, Br. & Sch. 

 Leskea obscura, Hedw. 



rostrata, Hedw. 

 Thelia asprella, Sullivant. 

 Plyaisaea intricata, Br. Eur. 

 Platygyrium repens, Br. Eur. 

 Cyliudrolheciuin seductrix, Br. Eur. 



cladorrhizans, Br. Eur. 



coiupressurn, Br. Eur. 

 Cliniacium Americanuni, Brid. 

 Hypruun delicatulum, L. 



graeile, Br. & Sch. 



confertum, Br. & Sch. ? 



salebrosum, Hedw. 



laetnm, Bridel. 



acurninatum, Beauv. 



polyniorphum, Br. & S. 



serpens, Hedw. 



radicale, Bridel. 



riparium, Hedw. 



