Flora of Denver. 15 



112. Ribes floridum L. Racemes drooping, leaves 

 sprinkled with resinous dots, berry black. Along the Platte. 



113. Ribes aureum PURSH. (GOLDEN CURRANT.) Smooth, 

 yellow flowers, numerous, fragrant, berry at first yellow, turn- 

 ing black. Along the Platte. 



LYTHRACE>*E. (Lythrum Family.) 



114. Ammania latifolia L. Along the Platte. Summer. 



115. Lythrum alatum PURSH. Along the Platte near the 

 C. C. Bridge. Summer. Rare. 



ONAGRACE^E. (Evening Primrose Family.) 



116. Epilobium spicatum LAM. (WILLOW HERB, FIRE- 

 WEED.) Flowers crimson, large white style deflexed. Clear 

 Creek near Berkeley. Summer. 



117. Epilobium coloratum MUHL. Along the Platte and 

 Cherry Creek. Sometimes along the ditches. 



n8. Epilobium adenocaulon HAUSSKN. Found in the 

 same localities as the preceding and similar. It differs most 

 noticeably in the more glandular pubescence, leaves less ser- 

 rate and the coma of the seeds whiter. 



119. Epilobium paniculatum NUTT. Stem erect, branching 

 above, annual. Leaves and flowers small and branches almost 

 leafless. Clear Creek near Berkeley. Along the Platte. Sum- 

 mer. 



120. Gayophytum ramossissimum TORR & GRAY. Dif- 

 fusely spreading, with slender, reddish branches, flowers very 

 small, pink. It might be mistaken for Epilobium paniculatum 

 but can always be distinguished by the lack of coma on the 

 seeds. 



121. CEnothera biennis L. Erect and stout with yellow 

 flowers that open about sunrise. The var. grandiflora Lindl 



