550 APPENDIX. 



LEMNACEiE. — Duckweed Family. 

 LEMNA TRISULCA, L. Duckweed. 



ALISMACE.^. — Water-plantain Family. 

 Sagittaria variabilis, Englm. Arrowhead. 



GRAMINEiE. — Grass Family. 

 PhleuM PRATENSE, L. Herd's Grass, Timothy. 

 AgropyrUM REPENS, Beaur. Couch, Quitch, or Quick Grass. 



EQUISETACEyE. — Horsetail Family. 

 Equisetum ARVENSE, L. Horsetail. 



FILICES. — Ferns. 



POLYPODIUM VULGARE, L. Polypody. 

 Pteris AQUILINA, L. Brake. 



ASPLENIUM EBENEUM, Ait. 



FILIX-FCEMINA, Bernh. 

 Phegopteris hkxagonopteka. Beech Fern. 

 aspidium thelipteris. 



Noveboracense, 



spinulosum. 



CRISTA rUM. 

 MARGIN ALE. 



acrostichoides. Christmas Fern. 

 Onoclea SENSIBILIS. Sensitive Fern. 

 DiCKSONIA punctiloba (pilosiuscula). 

 OSMUNDA REGALIS. Flowering Fern. 



„ Claytoniana. 



„ CINNAMOMEA. Cinnamon Fern. 



LYCOPODIACEiE. — Club Moss Family. 

 Lycopodium lucidulum, L. Club Moss. 

 „ OBSCURUM,A. Ground Pine. 



„ CLAVATUM. L. Club Moss. 



„ COMPLANATUM, L. Spreading Moss, Evergreen. 



FUNGUSES. 



1. ASCOMYCETES. 



Helvelle^. 

 Leotia lubrica. 

 Morchella conica. Conical Aforel. 



2. BASIDROMYCETES. 



(i) Scleroderma. Hard-rind Puff Ball. 



Scleroderma vulgare. Common Hard-rind Puff Ball, 



(2) Lycoperde^. 



Lycoperdon giganteum. Giant Puff Ball. 



,, cyathiforme. Cup-shaped Puff Hall. 



,, sacchatum. 



„ plumbeum. Lead-colored Puff Ball. 



Geaster. 



(3) Phalloide/E. 



Ithyphallus impudicus. Fetid Wood Witch. 

 Mutinus caninus. 



