East of the Mississippi Miss. 4. Clem. verticillari. N. Car to Maine, and lat. 54?, R. Miss., Wash., N. Calif. Mt. foothills 11 Anem. decapitula. Carol? & Miss?. Col., N Mex. Amyp. Mt. Valleys 12 Myosurus minimus, Q° o Ill. to Pac. "" 14 Ranunc. aquatici E. St. o Ale? to Arc. Or., Gran?, o W. & Calif. Rev. Mt. "" 19 " Flammula. " to Calif. o N. t Arc. Or. Mt. "" t Miss. 20 " Cymbalaria. " " " "" 23 " aculeatus. Abt. St? to R. Miss, o Ariz. Circ. Rev. Mt. "" 24 " multifidus. Ariz. Am. t N°? o Louis? "" 27 " repens. " to Pac? & Canada. "" 29 " fascicularis. " " Miss.-Valley, 32 Collins laxus N. Hamp? to Mich. o Ill. R. Miss. from Col. t 55° Mt. Miss. 33 Aquilegia Canadensis Hud's N. t Q° o W. & Miss°-o Washal? to Calif. R. Miss. "" 45 Actea spicata. Mt. Rev. "" 48 Mapher advena Gro° t lat. 56 t W. Tex. o Calif. "" 52 Conyza aurca. Mt. N St? & Miss°, Tex, & Ind. Woods. Valley? 61 Nasturtium palustre Ariz. Am. t N° Mex. + N. Car. Rev. Mt. Miss. 65 Arabis hirsuta Virg? t Ariz. Circ. o Pacific. Rev. Mt. "" 73 " purpurea N. St? " " Rev. Mt. "" 80 Cardamine hirsuta Arctic & Flor?, Can?, Col. o Calif. Mt. Rev. Valley? 95 Draca Caudiniana Atl° & Miss°, N Mex, & Sonor? o foothills 97 Scrymbrium canescens Ariz. Am. t Mexico. Rev. Miss. & Vall. 101 Impatiens chloranthoides, Penn t Ar. Circ., Col. & Wash. Rev. Mt. "" 140 Viola cucullata Ariz. Circ. to Fl? o W. to R. Grande, Calif. & Ariz. Rev. Mt. "" 141 " carina. Lat. 59° to S. St°. Col. & Calif. Rev. Mt. "" 142 " Canadensis Hudson's Bay t N. Ca., W. & R. Miss. o N Mex. Wash. Mt. "" 150 Silene antirrhina Can. to Fl? o W. t Pac. Mt. "" 156 Cerastium vulgans Hud. Bay t N Tex. o "W. t Pac", N. Mex. North. Rev. Mt. Sulphur. 107 " vulgatum Ashr St. Col. Mt. Miss. 159 " arvense Can. to Q° & W. t Col. & Ariz. Int. Lab. "" 162 Stellaria crassifolia Ky & "N" Calif. Melor. St. Rev. Lab. "" 174 Artemisia labriflora N. Eng. & Wisct, R Miss. o Alaska, N. t 60° Mt.