NATIVE WOODY PLANTS OF THE UNITED STATES 37 



exposed roots ; 92-percent germination of seeds is obtained when they are heated 

 to 158 F. in water, allowed to cool, and stratified 3% months at 36 ; about 

 54,000 seeds per pound. 



Stomach records: Valley quail. Observations: Mountain quail, mariposa 

 brush rabbit ; of outstanding importance for mule deer. If grazed extensively 

 by stock, may cause kidney trouble in males ; generally not browsed by stock. 



Ceanothus cyaneus, see Ceanothus tomentosus. 



Ceanothus dentatus Torr. and Gray. Sand scrub. 



Range: 1, 5. 



Site: Dry, well-drained, sun. 



Fruit: Capsule. 



A small, densely-branched shrub ; flowers April-June ; occurs on sandy and 

 other soils ; 83-percent germination of seeds may be obtained when they are 

 treated with hot water to 158 F., cooled, and stratified 3 months at 36. 

 Several varieties occur within the range of the species, one of which, var. im- 

 pressus Trel., is prostrate. 



Ceanothus divaricatus, see Ceanothus leucodermis and C. oliganthus. 



Ceanothus diversifolius Kellogg. Trailing ceanothus. 



Range : 4. 



Site: Dry, well-drained, sun, shade. 

 Fruit : Capsule. 



A small, trailing or prostrate, matlike shrub ; flowers May-June ; occurs from 

 300 to 600 feet elevation. 



Observations: Fair browse for mule deer. Considered fair sheep browse. 



Ceanothus fendleri Gray. Fendler ceanothus. 



Range : 9, 11, 13, 14, 15. 

 Site: Dry, well-drained, sun, shade. 

 Fruit : Capsule, available August-September. 



A small to large shrub ; branches spiny, sometimes procumbent ; flowers June- 

 August ; may form dense thickets ; occurs on sandy and other soils ; root system 

 somewhat shallow, taproot not deep ; germination of seed not less than 16 

 percent. 



Stomach records: Porcupine, black-tailed deer. Observations: A famous deer 

 browse ; heavily utilized by porcupines during summer. An important browse 

 in the southwest for livestock. 



Ceanothus ferrisae McMinn. 

 Range: 1, 3. 



Site : Dry, well-drained, sun. 

 Fruit : Capsule. 

 A small to large evergreen shrub ; branches stiff, divergent. 



Ceanothus foliosus Parry. Wavyleaf ceanothus. 



Range : 4. 



Site: Dry, sun. 



Fruit : Capsule, available April-May. 



A small to large shrub ; flowers April-May ; occurs at 200 to 3,500 feet eleva- 

 tion ; foliage dense ; often procumbent or nearly prostrate ; root nodules well 

 developed; 92-percent germination of seeds may be obtained when they are 

 treated in hot water at 158 F., cooled, and stratified 3 months at 36. 



Ceanothus greggii Gray. Gregg ceanothus. 



C. verrucosus greggii (Brandeg.) Gray. 

 Range: 4, 9, 10, 11. 

 Site: Dry, sun. 



Fruit : Capsule, available in July. 



A small to large evergreen shrub ; flowers March-May ; spiny, rigid, and 

 intricately branched. Considered by some to be C. vestitus Greene for Cali- 

 fornia. Fair to good browse in winter and early spring for stock, especially 

 goats. 



Var. perplexans (Trel.) Jeps. (C. perplexans Trel.), occurs within the range 

 of the species. 



Ceanothus hirsutus, see Ceanothus oliganthus. 



