FERNALD. — MEXICAN SALVIAS. 545 



= = = Calyx long-pilose : corolla 2.5 to 3 cm. long. 



17G. S. venosa. Herbaceous, with erect branches ; stem hollow, 

 strongly quadrangular, pilose : leaves thin, ovate or rhombic ovate, cren- 

 ulate-serrate, short-acuminate at tip, rounded-cuueate at base, 3.5 to 

 8 cm. long, green and short-pilose above, conspicuously veiny and cine- 

 reous-pilose beneath ; the upper most often sessile, the others on slender 

 pilose petioles 2.5 cm. or less in length: racemes 0.6 to 1.2dm. long; 

 the rhachis white-pilose, densely so in the axils ; verticels 2-8-flowered, 

 all remote, the lowest 1 to 2 cm. apart : pedicels filiform, white-pilose, 

 becoming 5 mm. long : calyx in authesis 7 mm. long ; the tube thrice 

 exceeding the ovate short-acuminate lobes : corolla villous : the tube twice 

 longer than the calyx ; the galea 5 mm. long, arcuate-cucullate above the 

 short lip : style bearded. — Chiapas, on plains, Aug. (G/riesbreght, no. 

 749) ; near San Cristobal, alt. 2,150 to 2,460 m., Sept. 18, 1895 (E. 

 IF. Nelson, no. 3138). 



++ -w- Shrub with oblong-lanceolate leaves green and sparingly pilose beneath : 

 rhachis and calyx glandular-pilose ; the upper calyx-lip 3-dentate, the middle 

 tooth nliform-appendiculate : corolla 1.5 cm. long. 



177. S. antennifera, Briq. Ann. Conserv. Jard. Bot. Geneve, ii. 168. 

 — Described from Chiapas. Not seen. 



•*- -i- Leaves glabrous beneath or merely puberulent on the nerves. 

 ++ Leaves ovate : corolla scarlet or carmine. 



178. S. TUP.IFERA, Cav. 1c. i. 16, t. 25 ; Liudl. Bot. Reg. xxvii. t. 44 ; 

 Benth. I.e. 341; Hemsl. I.e. 566; Briq. in Engl. & Prantl. I.e. S. 

 longiflora, Willd. Spec. i. 141. — Described from Mexico. Not seen. 



-w- -m- Leaves oblong, 2 cm. long : corolla blue-violet. 



179. S. zacualpensis, Briq. Ann. Conserv. Jard. Bot. Geneve, ii. 

 166. — Described from Chiapas. Not seen. 



++++++ Leaves oblong-lanceolate, 1.5 to 2 dm. long. 



= Verticels 2-flowered : calyx 1.7 cm. long: corolla crimson-violet. 



180. S. bella, Briq. I.e. 169. —Described from Costa Rica. Not 

 seen. 



= = Verticels 4-G-flowered : calyx in anthesis 9 mm. long : corolla vermilion. 



181. S. miniata. Glabrate shrub: branches very slender, deeply 

 furrowed: leaves thin, minutely puberulent on the nerves above, other- 

 wise glabrous, long-acuminate at both ends, sharply serrate ; petioles 1 

 to 2 cm. long: peduncle 1 dm. long; raceme slightly longer; verticels 



vol. xxxv. — 35 



