FERNALD. MEXICAN SALVIAS. 517 



2. Stems and leaves pubescent, the stems glandular above. 

 O Primary leaves 4 to 5 cm. long, crenate. 



81. S. rhombtfolia, Ruiz & Pav. Fl. Per. & Chil. i. 26, t. 36, f. b. ; 

 Benth. 1. c. 310 ; Hemsl. 1. c. 564. — Doubtfully reported from Mexico 

 by Benth. 1. c. 



O O Primary leaves 1 dm. long, serrate. 



82. S. roscida. Herbaceous ? (only the top of the plant seen) : 

 stem closely glandular-puberulent above, the tip sparingly pilose : leaves 

 very thin, elliptic-ovate, acuminate at both ends, coarsely and irregularly 

 serrate, setulose-pilose above, sparingly so and minutely glandular-puber- 

 ulent below ; petioles slender, 5 cm. or less in length: racemes 1 to 1.5 

 dm. long; the verticels 6-12-flowered, all becoming remote, the lowest 

 3 to 4 cm. apart : bracts rhombic-ovate, long-acuminate, 6 to 8 mm. long : 

 pedicels filiform, very glandular, 1 cm. or less in length : calyx glandular- 

 puberulent, slightly setulose on the nerves, the long-attenuate lobes one 

 half shorter than the cylindric-campanulate tube : corolla 1.8 cm. long, 

 the tube exserted and slightly curved, glabrous, white ; the blue lower 

 lip somewhat exceeding the pilose galea : style included, bearded. — 

 Northern Mexico. Durango, Chacala, alt. 920 m., March 5, 1899 

 (E. A. Goldman, no. 340). 



-H- Generally branching from the base, the stems slender and mostly decum- 

 bent : racemes long-peduncled. (Forms of S. prunelloides might be looked tor 

 here.) 



■w Stems and leaves very setulose with long straight slender hairs. 



= Leaves cuneate at base to short petioles or subsessile, obscurely crenate : bracts 



broad-ovate. 



83. S. veronicaefolia, Gray in Wats. Proc. Am. Acad. xxii. 444. 

 — Jalisco, on moist hillsides, Rio Blanco, June, 1886 (Edw. Palmer, 

 no. 28) ; hillsides near Guadalajara, July 2, 1889 (0. G. Pringle, no. 

 2555). 



= = Leaves truncate at base, coarsely crenate-dentate, long-petioled : bracts 



ovatedanceolate. 



84. S. oreopola. Stems repent at base, more or less assurgent, 

 about 5 dm. long : leaves deltoid-ovate, dark green above, pale beneath, 

 setulose on both surfaces, 2 to 3.5 cm. long, 1.5 to 3 cm. wide, on setulose 

 petioles 1.5 to 2.5 cm. long: peduncles 7 to 10 cm. long; verticels 3-6- 

 flowered, all becoming remote, the lowest 6 cm. apart : pedicels pubescent, 

 2 to 4 mm. long: calyx setulose, open-campanulate, strongly bilabiate ; 

 the broad purple upper lip blunt or acute, the lower with narrower 



