FERNALD. 



MEXICAN SALVIAS. 513 



= = = Calyx in anthesis 6 to 8 mm. long. 



a. Leaves broad-ovate, crenate-serrate, obtuse: bracts large, broad-ovate: upper 



lip of purple glandular-hairy calyx tridentate : corolla dark-blue, with the 

 calyx, bracts, &c, red-dotted. 



65. S. tricuspidata, Mart. & Gal. I.e. 78 ; Benth. I.e. 311 ; Hemsl. 

 1. c . 56G. — Oaxaca, Sierra de San Felipe, alt. 3,080 m., Aug. 28, 1894 

 (C. G. Pringle, no. 4845). Originally collected by Galeotti in the 

 same mountains. 



b. Leaves incised-serrate, acuminate: bracts minute, lance-subulate: calyx blue 



and green, minutely hispidulous, upper lip entire : corolla paler blue without 

 red dots. 



60. S. prasiifolia, Benth. Bot. Sulph. 151, & in DC. I.e. 310; 

 Hemsl. 1. c. 563. S. aliena, Greene, Pittonia, i. 157. — Tepic, Maria 

 Madre Island, April, 1877 (IF. T. Fisher), May, 1897 (E. W: Nelson, 

 no. 4247). Originally described from Tepio. 



++ ++ Five species are not identified with recent material. 



From the descriptions alone it is impossible to make out their exact 

 relationships, or whether they are all distinct from the species here 

 defined. These five plants are: — S. gracilis, Benth. Lab. 258, & in 

 DC. 1. c. 307, described from " New Spain " ; S. protracta, Benth. in 

 DC. 1. c. 309, described from Oaxaca ; S. membranacea, Benth. Lab. 

 259, & in DC. 1. c. 310, described from " Mexico " ; S. glabra, Mart. & 

 Gal. 1. c. 68, Benth. I.e., described from Oaxaca ; S. herbacea, Benth. 

 Lab. 720, & in DC. 1. c. 311, described from Tehuantepec, Oaxaca. 



++ -t-v ++ Leaves cuneate at base, or at least attenuate to the petioles. 



= Leaves white-villous or pilose beneath. 



a. Herbaceous. 



1. Raceme dense, 4 to 7cm. long: leaves densely villous beneath. 



O Leaves thick, crenulate-serrate. 



67. S. xalapensis, Benth. I.e. 308; Hemsl. I.e. 566; Briq. in 

 Engl. & Prantl, 1. c. S. polystachya, Mart. & Gal. 1. c. 77, not Ort. — 

 Southern Mexico. Vera Cruz, Jalapa, alt. 1,230 to 1,380 m., Jan. 1 6, 

 1894 (C. L. Smith, nos. 1749, 1756) ; near Motzorongo and Omealca, 

 Feb. 22, 1894 (E. W. Nelson, nos. 132, 177). 



O O Leaves thin, sharply serrate. 



68. S. longispicata, Mart. & Gal. 1. c. 73 ; Benth. 1. c. 307 ; Hemsl. 

 1. c. 560 ; Briq. 1. c. — Southwestern Mexico. Guerrero, between 



vol. xxxv. — 33 



