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results 141-160 of 704 item(s)  page 8 of 36 : ( <<  1  2  3  4  5  6  7  8  9  10  >> ) :: previous : next
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 Image: Basionym: Genus Basionym: Notes:

141. Calandrinia columbiana Howell in A. Gray Calandrinia columbiana Howell in A. Gray

142. Heuchera cuneata Howell Heuchera cuneata Howell

143. Astragalus howelli A. Gray Astragalus howelli A. Gray

144. Aristida oligantha Michx. var. nervata Beal Aristida oligantha Michx. var. nervata Beal

145. Erythronium howellii S. Watson Erythronium howellii S. Watson

146. Senecio oreganus Howell Senecio oreganus Howell

147. Peucedanum howellii S. Watson Peucedanum howellii S. Watson

148. Erythronium citrinum S. Watson Erythronium citrinum S. Watson

149. Sanguisorba menziesii Rydb. Sanguisorba menziesii Rydb.

150. Coptis venosa Howell Coptis venosa Howell

151. Erythronium howellii S. Watson Erythronium howellii S. Watson

152. Potentilla newberryi var. arenicola Rydb. Potentilla newberryi var. arenicola Rydb.

153. Cardamine pratensis L. var. occidentalis Watson ex Robins. Cardamine pratensis L. var. occidentalis Watson ex Robins.

154. Saxifraga ferruginea Graham var. diffusa B.L. Johnson Saxifraga ferruginea Graham var. diffusa B.L. Johnson one specimen image; one type description (pdf).

155. Aralia californica S. Watson var. acuminata S. Watson ex T.J. Howell Aralia californica S. Watson var. acuminata S. Watson ex T.J. Howell

156. Rhamnus occidentalis Howell ex Greene Rhamnus occidentalis Howell ex Greene

157. Machaeranthera attenuata Howell Machaeranthera attenuata Howell

158. Collinsia glandulosa Howell Collinsia glandulosa Howell

159. Potentilla ciliata Howell Potentilla ciliata Howell

160. Mertensia nutans Howell Mertensia nutans Howell
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