110 ERYTHEA. 



on September 23, in the same year; and lastly on July 19, 1894. 

 These were the most favorable dates (considering the altitude) on 

 which one would expect to find in best condition the vernal and 

 late sestival plants. 



LIST OF SPECIES COLLECTED ABOVE 2,400 FEET ALTITUDE. 



1. Dendromecon rigidum Benth. Not infrequent over the 

 entire mountain. 



2. Umbellularia Californica (Arnott) Niitt. Reaching as 

 high as 2,400 feet in the ravines. 



3. Erysimum asperum DC. Occasional through the more open 

 brushwood. 



4. Viola lob at a Benth. Lower slopes. 



5. Helianthemum scoparium Benth. The most common 

 herbaceous plant on the very highest shoulders. 



6. Hypericum concinnum Benth. 



7. Rhus diversiloba T. & G. Infrequent. 



8. Rhamnus Californica Esch. Fairly frequent. Several 

 shapely although not large specimens of this shrub noticed on the 

 first summit. 



9. Ceanothus foliosus Parry. Common on the lower southern 

 face of the mountain. Only a few individuals noticed above 3,500 

 feet. 



10. Ceanothus prostratus Benth., var. divergens Trelease, 

 C. divergens Parry. Common on the southern face. 



11. Ceanothus velutinus Dougl., var. la^vigatus T. & G. Only 

 a few shrubs seen, iuid but one individual discovered above 3,000 

 feet. The southernmost station in the Coast Ranges. 



12. LuPiNus sericatus Kellogg. 



13. PiCKERINGIA MONTANA Nutt. 



14. Adenostemma FAScrcuLATUM H. & A. Abundant on the 

 southern face. 



15. Peuckdanum Hassei C. & R. The northern limit of an 

 extreme southern plant. 



16. Garrya Fremonti Turr. On the higher summits. 



