144 CALIFORNIA ACADEMY OF SCIENCES. 



Teifolium tridentatum Lindl. — Growing upon the higli 

 mesas near San Enrique. 



Trifolium MacEtEI Hook. & Arn. — With the preceding 

 species. 



HosACKiA RIGIDA Benth. — San Enrique, Calmalli, San 

 Luis. 



HosACKiA Bryanti. Perennial, silky -villous, stems a foot 

 or two long, branching, decumbent: leaflets 3 or 5, linear- 

 oblanceolate, 14-18 mm. long: peduncles 3-4 inches long, 

 much exceeding the leaves: stipules inconspicuous glands: 

 umbel 3-4 flowered, subtended often by a single leaflet: 

 flowers 14-18 mm. long: petals pale rose-color: calyx one- 

 third as long, the lanceolate teeth about equaling the tube : 

 pod 2 mm. wide, 2-3 inches long, straight. — A handsome 

 species growing on the sand of Magdalena and Santa Mar- 

 garita Islands, and along the banks of the lagoon to San 

 Jorge. Named for Mr. Walter E. Bryant, who first col- 

 lected it in 1888. — Easily distinguished from H. rigkla 

 by its decumbent spreading habit, its larger, handsome, 

 difl'erent colored flowers and the longer, narrower pods. 



HosACKiA PLEBEIA. Perennial, silky -pubescent through- 

 out: stems spreading, less than a foot in length: leaflets 3- 

 6, on a winged rachis, obovate. mucronate, 8-10 mm. long: 

 peduncles three times the length of the leaves: flowers 

 solitary or geminate, yellow, Q-^ mm. long: calyx half as 

 long, teeth acuminate, shorter than the tube: pod curved, 

 10-12 seeded: stipules and bi-acts reduced to a mere gland: 

 seeds smooth. — El Raucho Viejo. 



HosACKiA MARiTiMA I^utt. — San Esteban. 



HosACKiA PARviFLORA Bentli. — Patrocinia, Santa Maria. 



HosACKiA STRIGOSA Nutt. — San Sebastian. 



HosACKiA SUBPINNATA T. & G. — San Enrique. 



HosACKiA GLABRA Torr.— San Pablo. 



