230 MISC. PUBLICATION 303, U. S. DEPT. OF AGRICULTURE 



Rhus kearneyi Barkl. 

 Range: 10. 



Site : Dry, well-drained, sun. 

 Fruit: Drupe. 

 A small evergreen tree. 



Rhus lanceolata, see Rhus copallina. 



Rhus laurina Nutt. Laurel sumac. 



Malosma laurina (Nutt.) Nutt. 

 Range: 5. 



Site : Dry, well-drained, sun. 



Fruit : Drupe, available in September, persistent. 



A large evergreen shrub ; root system spreading ; produces a very dense 

 shade ; endures extreme heat and drought ; seeds produced abundantly ; coppices 

 vigorously after fire ; extremely sensitive to frost ; 129,600 seeds per pound. 



Stomach records: Six species of birds, including quail. Observations: Pallid 

 wren tit; California mule deer. 



Bhus lobata, see Rhus diversiloba. 

 Rhus longipes, see Rhus toxicodendron. 

 Rhus media, see Rhus glabra. 



Rhus michauxii Sarg. Michauz sumac. 



R. pumila Michx. Schmaltzia michauxii (Sarg.) Small. 

 Range: 28. 



Site : Well-drained, sun. 

 Fruit: Drupe, available August-September. 



A small stoloniferous shrub ; commonly occurs on sandy soil ; has been con- 

 sidered poisonous but recent manuals do not list it as such. 



Rhus microcarpa, see Rhus toxicodendron. 



Rhus microphylla Engelm. 



Rhoeidium microphyllum Greene, Rh. cinereum Greene, Rh. potosmum 

 Greene. 



Range : 11, 16, 17, 20. 

 Site: Dry, well-drained, sun. 

 Fruit: Drupe, available May-July. 



A small or rarely a large shrub ; densely branched ; somewhat spinescent. 

 Stomach records: Cliff chipmunk. Observations: Sonora deer. Palatability 

 to livestock low. 



Rhus nitens, see Rhus glabra. 

 Rhus nortonii, see Rhus aromatica. 

 Rhus occidentalis, see Rhus glabra. 

 Rhus osterhoutii, see Rhus trilobata. 



Rhus ovata Wats. (pi. 35). Sugar sumac. 



Neostyphonia ovata (Wats.) Abrams. 

 Range: 5, 10, 11. 

 Site: Dry, well-drained, sun. 



Fruit : Drupe, available August-September, persistent. 



A large evergreen shrub ; casts a dense shade ; coppices rapidly after burning ; 

 thicket forming ; 18,700 seeds per pound. 



Observations : California mule deer. Worthless or poor browse for livestock, 

 except occasionally for goats. 



Rhus oxyacanthoides, see Rhus trilobata. 

 Rhus pulvinata, see Rhus typhina. 

 Rhus pumila, see Rhus michauxii. 



Rhus quercifolia (Michx.) Steud. 



R. toxicodendron quercifolia Michx., Toxicodendron queroifolium (Michx.) 

 Greene. 



Range: 20, 25, 28, 29, 30. 

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

 Fruit: Drupe. 

 A small poisonous shrub. 



