FERNALD. — MEXICAN SALVIAS. 509 



(Z. G. Smith, no. 2S8) : Guatesiala, Buena Vista, Depart. Santa 

 Rosa, alt. 1,700 m., Dec, 1892 {Heyde & Lux in exsicc. J. D. Smith, no. 

 4-101).. Frequently cultivated in Mexico as " Chia-blanco " — see note 

 under S. Chia above. 



-t- H- Delicate, not canescent : leaves short-petioled : bracts small, deciduous. 



54. S. flaccida. Slender, 2 to 3 dm. high, simple or branching from 

 the base, puberulent below, more or less glandular-pilose above : leaves 

 very thin and flaccid, glabrous and lucid or minutely hispidulous on the 

 nerves beneath, from rhombic-ovate to oblong-ovate, short-acuminate, 

 coarsely appressed-serrate, cuneate and entire at base, the uppermost 

 largest, 4 to 6 cm. long, 2 to 3.5 cm. bi'oad ; petioles slender, puberulent, 

 0.5 to 1.5 cm. long: peduncle 4 to 5 cm. long; raceme short, 2 to 3 

 cm. Ions:, of 2 or 3 remote 3-6-flowered verticels : bracts lanceolate : 

 pedicels 3 mm. long : calyx minutely glandular-hispidulous, narrovr- 

 campanulate, in anthesis nearly 1 cm. long ; the upper lip bluish, entire, 

 ovate, bluntly mucronate ] the lower lip paler, with 2 lance-atteuuate 

 lobes : corolla 2 to 2.5 cm. long, the white tube one half longer than 

 the calyx, hardly ventricose; galea blue, puberulent, one half as long 

 as the broad white lip. — Southern Mexico and adjacent Central America. 

 Chiapas, between Tumbala and El Salto, alt. 460 to 1,380 m., Oct. 

 29, 1895 {E. W. Nelson, no. 3374) : Guatemala, in woods, Rubeleruz, 

 Depart. Alta Verapaz, alt. 770 m., Oct., 1885 {H. von Tuerckheim in 

 exsicc. J. D. Smith, no. 780). 



* * Perennials. 



■»- Erect or suberect, branching mostly above the base, leafy nearly or quite to 



the inflorescence. 



++ Leaves rounded rounded-truncate or subcordate at base, not tapering to the 



distinct petioles. 



= Calyx in anthesis about 3 mm. long. 



a. Racemes terminal and from the upper axils, panicled, and often branching: 

 leaves pale green, glaucous beneath : calyx minutely puberulent, with very 

 short broad-deltoid teeth. 



1. Racemes 2 to 7 cm. long, compactly flowered : pedicels 1 mm. long. 



55. S. BREViCALYX, Benth. in DC. 1. c. 309 ; Hemsl. 1. c. 553. — 

 Southern Mexico. Guerrero, between Ayuainapa and Petatlan, alt. 

 1,530 to 2,150 m. Dec. 14, 1894, and at top of Sierra Madre near Chil- 

 pancingo, alt. 2.770 to 3,140 m., Dec. 24, 1894 {E. W. Nelson, nos. 

 2146, 2220) : Oaxaca, mountains near Tlapancingo, alt. 1,840 to 2.460 

 m., Dec. 7, 1894 {E. W. Nelson, no. 2064). Originally from Oaxaca. 



