930 MISC. PUBLICATION 303, U. 8S. DEPT. OF AGRICULTURE 
Rhus kearneyi Barkl. 
Range: 10. 
Site: Dry, well-drained. sun. 
Fruit: Drupe. 
A small evergreen tree. 
Rhus lanceolata, see Rhus conellina. 
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. 
Rhus lobata, see Rhus diversiloba. 
Rhus longipes, see Rhus toxicodendren. 
Rhus media, see Rhus glabra. 
Rhus michauxii Sarg. Michaux sumac. 
R. pumila Michx. Schmalizia michauzii (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 Hngelm. 
Rhoeidium micrephyllum Greene, Rh. cinereum Greene, Rh. potosinum 
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. Cbservations: Sonora deer. Palatabillity 
to livestock low. 
Rhus nitens, see Rhus glabra. 
Rhus nortonii, see Rhus aromatica. 
Rhus occidentalis, see Rhus glabra. 
Rhus osterhoutii, see Rius trilobata. 
Rhus ovata Wats. (pl. 35). Sugar sumac. 
Neosiyphonia 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 oceasionally for goats. 
Rhus oxyacanthoides, see Rhus trilobata. 
Rhus pulvinata, see Rhus typhina. 
Rhus pumila, see Rhus michauvit. 
Rhus guereifolia (Michx.) Steud. 
R. toxicodendron quercifolia Michx., Toxricodendron quercifolium (Michx.) 
Greene. 
Range: 20, 25, 28, 29, 30. 
Site: Dry, well-drained, sun, shade. 
Fruit: Drupe. 
A small poisonous shrub. 
