Epilobium halleanum Hausskn.  

Family: Onagraceae

glandular willowherb, more...Glandular Willowherb, Hall's willowweed, Halls willowherb

[Epilobium brevistylum var. subfalcatum (Trel.) Munz, moreEpilobium brevistylum var. tenue (Trel.) Jepson, Epilobium glandulosum var. tenue (Trel.) C.L. Hitchc., Epilobium hallianum , Epilobium pringleanum Hausskn., Epilobium pringleanum var. tenue (Trel.) Munz]