38 



CEANOTHUS thyrsiflorus. 

 Thyrse-hearing Ceanothus. 



PENTANDRIA MONOGYNIA. 

 Nat. Ord. RHAMNACEiE. 



CEANOTHUS. Botanical Register, vol. 4. foL 291. 



C. thyrsiflorus; caule arboreo, ramulis inermibus angulatis, foliis ovato- 

 oblongis glanduloso-serratis lucidis utrinque viridibus subtus pubescen- 

 tibus triplinerviis, paniculis terminalibus oblongis contractis racemi- 

 formibus. 



C. thyrsiflorus, i'scAscAo/^j in mem. acad. Petrop. 182G. Hooker Fl. Bar. 

 Am. 1. 125. Torrey ^ Gray, Flora of North America, 1. 26G. 



C. divaricatus, Hort. nee Nuttall. 



A perfectly hardy shrub, as this is, with evergreen foliage 

 of the most beautiful glossy green, and dense panicles of 

 bright blue flowers, is indeed an acquisition to our gardens. 

 In all respects this is one of the most valuable things that has 

 been introduced for years. The country owes it to R. B. 

 Hinds, Esq., who, while surgeon to the Sulphur surveying 

 ship, occupied himself with Botany, formed collections of 

 dried plants, now publishing under the auspices of the Admi- 

 ralty, and sent home seeds to the Horticultural Society, from 

 among which this was obtained. He describes it as being 

 common at San Francisco and Monterey, where it produces a 

 most beautiful effect. 



A considerable number of plants have been distributed by 

 the Horticultural Society under the name of C. divaricatus, 

 which species it was at first supposed to be. Now, however, 

 that it has flowered, it proves to be C. thyrsiflorus, and the 

 first name has to be changed. 



According to Messrs. Torrey and Gray, this species forms 

 a small tree, with a stem sometimes as thick as a man's arm. 

 The wild specimens, gathered in California by Douglas, for 

 he too found it, appear to belong to a plant of considerable 



