NO. 2 GENTRY : LAND PLANTS 25 



Hesperoxla laevis (Benth.) Standi., C.N.H. 12:363. 1909. 



San Clemente Island, February 18, 19, Elmore 41 5 y 328. 



Coast ranges and adjacent islands from Monterey County south to 

 central Baja California; type from Magdalena Bay, Baja California. 



Aizoaceae 



Mesembryanthemum chilense Molina, Sagg. Chile ed. 2:133. 

 1810. 



San Miguel, Tyler Bight, August 3, Elmore 316. 



Coastal, common on bluffs and sandy soils from Oregon to northern 

 Baja California; type from Chile. Also reported from Australia and 

 Tasmania. 



Mesembryaxthemum nodifloruisi L., Sp. PL 480. 1753. 



San Clemente Island, February 18, 19, Elmore 406. Santa Barbara 

 Island, August 12, Elmore 310. 



Native of South Africa and the Alediterranean region; introduced 

 and now common along the shores of southern California and northern 

 Baja California. It has been collected on all the Channel Islands except 

 Santa Cruz. This small mat plant is the least conspicuous and showy of 

 the adventive Mesembryanthemu?n. 



PORTULACACEAE 



Montia perfoliata (Donn.) Howell, Erythea 1:38. 1893. 

 San Clemente Island, February 18, 19, Elmore 418. 

 A hydrophytic shade-tolerant herb widely distributed through western 

 North America north of Mexico. 



Caryophyllaceae 



SiLENE GALLICA L., Sp. PI. 417. 1753. 



Santa Cruz Island, hill west of Prisoners Harbor, April 17, Elmore 

 456. 



A common weed naturalized from Europe; known on all the Chan- 

 nel Islands. 



SiLENE laciniata Cav., Ic. PI. 6:44. 1801. 



Santa Rosa Island, Becher Bay, August 2, Elmore 206. Middle island 

 of Anacapa group, August 1, Elmore 239. 



Widely distributed in the mountains of western North America from 

 central California and western Texas south to southern Mexico; type 

 from Mexico. In addition to the above cited islands, it is also known on 

 Santa Cruz and San Miguel Islands. 



