402 



INDEX. 



Trifolium Gambelii, 131. 

 gracilentnm, 129. 

 gymnocaqjon, 129. 

 Haydeni, 128. 

 heterodon, 130. 

 involucratum, 130. 

 Kingii, 128. 

 Lemmoni, 127. 

 longipes, 128. 

 Macrsei, 129. 

 macrocalyx, 130. 

 megacephalum, 127. 

 melanantlium, 130. 

 microcephalum, 114, 131. 

 microdon, 131. 

 monanthum, 131. 

 iiamim, 128. 

 obtusiflorum, 130. 

 oliganthum, 131. 

 Palmeri, 114, 129, 1-32. 

 Parryi, 130. 

 pauciflorum, 130. 

 platycephalum, 127. 

 plumosum, 128. 

 poly[)hylliim, 130. 

 reflexum, 127. 

 spinvdosum, 130. 



Trifolium stenophyllum, 131. 



stoloniferum, 127. 



subcaulescens, 129. 



tridentatum, 130. 



variegatum, 130, 131. 



Wormskioldii, 130. 

 Triodallus rupestris, 83. 



Vauquelinia corymbosa, 148. 



Torreyi, 147. 

 Velocity of Clouds, Determination 



of, 263. 

 Vicia Americana, 134. 



exigua, 114. 

 Viviparous Echini from Kerguelen 

 Island, 231. 



w. 



Weissia viridula, 121. 

 Wires, Change of Electrical Resist- 

 ance in, by Stretching, 303. 

 Wyethia coriacea, 77. 



Cambridge: Press of John Wilson & Son. 



