Botanical Explorations of Thomas Nuttall. 11 o 



Aictostaphylos pumila Nutt. Around ^Monterey, tlu\veiin<i in March 

 and April. 



Xylococcus bicolor Nutt. = Arctostaphylos bicolor (Nutt.) Gray. This 

 was the type species of Nuttall's genus Xylococcus. 



CARDUACEAE. 



Artemisia foliosa Nutt. = Artemisia californica Less. Common around 

 Monterey. 



Stylocline gnaphaloides Nutt. Near Monterey. 



Collected at Santa Barbara. 



RANUNCULACEAE. 



Paeonia californica Nutt. INIargins of bushy plains and in the moun- 

 tain valleys in the vicinity of Santa Barbara, March and April. 



Lepidium lasiocarputa Nutt. Near Santa Barbara. 



Lepidium nitidum Nutt. Near Santa Barbara. 



Streptanthus arcuatus Nutt. = Arabis arcuata (Nutt.) Gray. Shelving 

 rocks on high hills near Santa Barbara. 



Streptanthus repandus Nutt. This plant has remained unidentified 

 since the publication of Nuttall's original description, and no mention of 

 tlie plant is made by Dr. Watson in the Synoptical Flora. Nuttall's 

 original description is as follows: 



" Hirsute, pxrticularly the lower part; leaves oblong-lanceolate, elon- 

 gated, clasping, angularly toothed or repand above (flowers white) ; petals 

 about as long as the calyx. St. Barbara, Upper California. Stem simple, 

 about 2 feet high. Pedicels shorter than the calyx. Sepals and petals 

 linear." 



Thysanocarpus crenatus Nutt. This plant and the following are 

 usually treated as belonging to the same species, crenatus being made a 

 variety of laciniat as. Crenatus, however, by the rule of precedence is tlie 

 proper specific name. 



Thysanocarpus laciniatus Nutt. See remarks under the preceding. 



RESEDACEAE. 



Ellimia ruderalis Nutt. = Dipetalia subulata (Del. ) Kuntze. This plant 

 was the type of Nuttall's genus ElUniia. 



SAXIFRAGACEAE. 



Lithophragma cymbalaria Torr. &, Gr. Shady woods near Santa 

 Barbara. 



RIBACEAE. 



Ribes villosum Nutt. This is commonly referred to Ribes divaricatum 

 Dougl., a species of the Northwest Coast. Nuttall found it common on 

 the plain near the village of Santa Barbara. 



