176 CALIFORNIA ACADEMY OF SCIENCES. 



glabrous below and finely ciliate on the margins; sheaths 

 3— 4 mm. long, ciliate, cupulate : cymes terminal or rarely 

 a small axillary one of 2-3 flowers, simple, scorpiod, 

 8-10 cm. long, unilateral for about one-half its length; 

 pedicels 10-12 mm. long: fruiting calyx, 10 mm. long, 

 the flowering much smaller: petals as long as the sepals: 

 the three large stamens with glabrous fllaments, the three 

 smaller with bearded ones; anther cells nearly parallel, 

 the connective broadest in the middle: capsule shorter 

 than the calyx; cells 2-seeded. — Miraflores. 



591. Washingtonia Sonor^ Watson. — La Paz, San 

 Jose. A species of Washingtonia is abundant in the 

 canons of the mountains and may be this one. 



592. Erythea arcuata Watson. In fruit among 

 the high mountains. The palms were found abundant in 

 the Sierra de San Francisquito and very few about the 

 Sierra de la Laguna. 



593. PisTiA Stratiotes L. var. spathulata ( Mich. ) 

 — San Jose del Cabo. 



The synonymy of this wide spread species, is given by 

 Engler in Suites au Prodromus, vol. ii, 634-636. 



594. Lemna, sp. — Sierra de la Laguna. 



595. Echinodorus RosTRATUs Engelm. In standing 

 water, San Jose del Cabo. 



596. PoTAMOGETON, sp. — Sierra de la Laguna. 

 5965^. PoTAMOGETON sp. — Sierra de la Laguna. 



597. Eleocharis capitata R. Br. — San Jose del 

 Cabo. 



598. Eeeocharis palustris R. Br. ? — Sierra de San 

 Francisquito. 



599. Cyperus, sp. — San Jose del Cabo. 



600. Cyperus, sp. — Sierra de San Francisquito. 



601. Cyperus aristatus Rottb. — San Jose del Cabo. 



