Botanical Explorations of Thomas Nuttall. 117 



RHAMNACEAE. 



Ceaiiothus divaricatus Nutt. Near the town of Santa Barbara and in 

 the neighboring mountains, April. 



Ceanothus hirsutus Nutt. In thickets. See note under Ceanothus 

 oliganthus. 



Ceanothus macrocarpus Nutt. Mountains of Santa Barbara. 



Ceanothus oliganthus Nutt. Bushy woods on the hills of Santa Bar 

 bara. As indicated by Professor Greene in Flora Franciscana, page 85, the 

 name oliganthus has precedence over hirsutus and should be used in case 

 the two plants prove to belong to the same species. 



Ceanothus spinosus Nutt. Mountains of Santa Barbara. 



MALVACEAE. 



Malva fasciculata Nutt. = Malvastrum fasciculatum (Nutt.) Greene. 



Sida californica Nutt. = Sidalcea californica (Nutt.) Gray. 



Sida delphinifolia Nutt. = Sidalcea delphinifolia (Nutt.) Greene. 



APIACEAE. 



Leptotaenia californica Nutt. 



CAMPANULACEAE. 



Dysmicodon californicum Nutt. = Legouzia biflora (Ruiz & Pa von) 

 Britton. In shady woods near Santa Barbara. 



CARDUACEAE. 



Artemisia abrotanoides Nutt. = Artemisia californica Less. Near 

 Santa Barbara. 



Bahia trifida Nutt. = Eriophyllum confertiftorum triftdum (Nutt.) Gray. 



Burrielia hirsutaNutt. = Baeria gracilis (DC.) Gray. 



Burrielia longifolia Nutt. = Baeria gracilis (DC.) Gray. Near Santa 

 Barbara. 



Burrielia parviflora Nutt. = Baeria gracilis (DC.) Gray. With the last. 



Chrysopsis sessiliflora Nutt. Flowering in April. 



Carduus occidentalis Nutt. Around Santa Barbara. 



Dichaeta tenella Nutt. = Baeria tenella (Nutt.) Greene. On the mar 

 gins of ponds and wet places, flowering in April. 



Encelia californica Nutt. Common on dry hills near Santa Barbara, 

 flowering in April. 



Erigeron foliosum [us] Nutt. Near Santa Barbara, flowering in May. 



Erigeron hispidum [us] Nutt. = Erigeron glaucus Ker. 



Gnaphalium californicum erubescens Nutt. Identified by Dr. Gray 

 in the Synoptical Flora as a form of G. ramosissiinum Nutt., which is a 

 later name. Near Santa Barbara. 



Grindelia cuneifolia Nutt. 



26 BIOI,. Soc. WASH., VOL. XIII, 1899 



