380 



considerable differences being found among tlie leaves on the 

 same sboot. 



Typical. 6'. rigidiis lias small oboYate-cuneate or siiborbicular 

 leaves, toothed in the upper half, small inflorescences with much 

 abbreviated rhachis and short pedicels, and deep purple-blue 

 flowers. It is now rare in cultivation in this country,* having 

 been replaced by a form which may be known for horticultural 

 purposes aa var, pallens, though its botanical value is but slight. 

 This has longer, more strictly cuneate, more conspicuously 

 toothed leaves, larger inflorescences with longer rhachis and 



pedicels, and paler flowers. It appears to have been introduced 



William Lobb. who collected 



during the period 1849-57. 



Hook 



Herb 



It is represented by two sheets in the 

 narked ''Hort. Veitch c California,'* 



the other '^966 California, Lobb, 185T." 



Ceanothus rigidus, var. pallens, Siyrague; foliis lon^ioribus, 

 cuneatis, rhachi pedicellisque longioribus, floribus pallidioribus 

 a typo recedit. 



Folia cuneata^ subtruncata vel emarginata, 0-8-2-5 cm. longa, 

 O'5-l cm. lata, grosse dentata parte inferiore excepta. Corymhi 



8-12-flori, ramiilos abbreviates bifoliatos 



mma 



rhachis 



lilacini, Cahjx 



8 mm. diametro 

 Ion ga . 



cm 



petala 3 mm. longa • 



Discus sordide rubellus. 



I mm. longi. Corolla 

 Filamenta 3-3-5 mm. 



mm 



ad medium trifidus ; rami aplce vix incrassati. 



Though it may be convenient to distinguish the aboYe form 

 from the type, as it appears to be common in cultivation, it 



Place. 



Specimens have been received irom Miss E. Willmott, V.M.H.. Warley 



