1256 CONTRIBUTIOISrS FROM THE NATIONAL HERBARIUM. 



6. Ramona vaseyi (Porter) Briq. Bull. Herb. Boiss. 2: 440. 1894. 



Audibei'tia vaseyi Porter, Bot. Gaz. 6: 207. 1881. 



Northern Baja California. Southern California ; type from San Diego 

 County. 



Leaves oblong or lance-oblong, 2 to 5 cm. long, obtuse, acute at base, ci- 

 nereous-tomentulose beneath, often glabrate above. 



2. SALVIA L. Sp. PI. 23. 1753. 



Refekence : Fernald, A synopsis of the Mexican and Central American spe- 

 cies of Salvia, Proc. Amer. Acad. 35: 489-556. 1900. 



Shrubs or herbs ; leaves entire or toothed ; flowers small or large, usually 

 verticillate and racemose ; calyx 2-lipped, the upper lip entire or 3-dentate, 

 the lower bidentate ; corolla conspicuously bilabiate ; fertile stamens 2. 



Many herbaceous species occur in Mexico, at least 100 or more. The best- 

 known plant of the genus is Salvia offlcinalis L., the garden sage, a native 

 of the Old World, whose aromatic leaves are used for flavoring food. Some of 

 the herbaceous species are known in Mexico as " chia," and a favorite bever- 

 age, known by the same name, is prepared by soaking the mucilaginous seeds 

 in water. 



Calyx densely lanate with purplish wool. 



Leaves linear-lanceolate; corolla white 1. S. leucantha. 



Leaves ovate, subcordate at base; corolla reddish. 



Leaves very rugose, 2.5 to 4 cm. long; petioles 4 to 8 mm. long. 



2. S. lantanaefolia. 

 Leaves scarcely rugose, 5 to 10 cm. long ; petioles 1.5 to 2.5 cm. long. 



3. S. populifolia. 

 Calyx not lanate or, if so, the wool not purplish. 

 A. Corolla commonly less than 2 cm. long, blue or white. 



Bracts of the inflorescence large, persistent, firm, and leaflike. 



Leaves 1.5 to 5 cm. long 4, S. nelsonii. 



Leaves mostly 7 to 15 cm. long. 



Leaves tomentose beneath 5. S. shannoni. 



Leaves glabrous beneath except along the costa 6. S. collinsii. 



Bracts small, never leaflike, usually deciduous. 

 B. Leaves oblong or lanceolate or, if ovate, not cordate at base. 

 Calj'x densely lanate. 



Leaves crenulate 7. S, confinis. 



Leaves coai-sely dentate 8. S. califomica. 



Calyx canescent, pubescent, or tomentose, not lanate. 

 C. Leaves entire or essentially so. 

 Leaves sessile or subsessile, narrowly oblong or linear, strongly 

 revolute. 

 Leaves linear, glabrous above ; calyx glabrate__9. S. f asclculata. 

 Leaves narrowly oblong, tomentulose above ; calyx glandular- 

 pilose 10. S. coulteri. 



Leaves, except sometimes the uppermost, petiolate. 



Leaves usually narrowly triangular-ovate, truncate at base. 



11. S. can di cans. 

 Leaves narrowly ovate or oblong, attenuate or rounded at base. 

 Calyx lobes obtuse. 



Calyx glandular-pubescent 12. S. thymoides. 



Calyx without glandular pubescence 13. S. chionopliylla. 



