542 PROCEEDINGS OF THE AMERICAN ACADEMY. 
++ ++ Leaves ovate or ovate-oblong, crenate-serrate: corolla deep blue. 
= Leaves thin, glabrous beneath: raceme slender, lax ; the remote verticels 2-8- 
flowered: lower lip of calyx entire. 
165. S. pHAENOSTEMMA, Donnell Smith, 1. c. 18. — GuaTemata, be- 
tween Rodes and Malacate, Dept. San Marcos, alt, 430 to 1,080 m, 
Jan. 31, 1896 (£. W. Nelson, no. 3736). 
-= = Leaves tomentulose beneath: raceme rather dense, the verticels many-flow- 
ered: lower lip of calyx 2-lobed. 
a. Bracts ovate-acuminate, herbaceous, cinereous-pubescent, 8 mm. or less in 
ength: corolla-tube glabrous; galea short-pilose. 
166. S. mexicana, L. Racemes becoming lax, 4 dm. or less long: 
calyx cinereous-pubescent on the nerves, in anthesis 1.5 cm. long. — Sp. 
23; Cav. Ic. i. 16, t. 25; Benth. in DC. lc. 337; Hemsl. 1. c. ii. 561; 
Briq. in Engl. & Prantl, |. c. S. melissifolia, Desf. Cat. Hort. Par. Ed. 
3,94. Jungia altissima, Moench, Meth. 879. Sclarea mexicana, Dill. 
Hort. Elth. 339, t. 254, f. 330.— Central Mexico. Without locality 
( Coulter, no. 1100): GuanaguaTo, 1880 (A. Dugés): ZACATECAS, neat 
Monte Escobedo, Apr. 26, 1897 (J. NW. Rose, no. 2635): Mexico, To- 
kobaya, Aug. 10, 1865 (Bilimek, no. 308); Valley of Mexico, July 21, 
1865, and Aug. 1, 1865 (Bourgeau, nos. 993, 619), Sept. 19, 1889 
(C. G. Pringle, no. 2824); Rio Hondo Cafion, 1890 (C. G. Pringle, 
no. 3157). 
Var. masor, Benth. 1. c. Similar but with glabrate calyx. — S. p® 
pilionacea, Cav. Ic. iv. 9, t. 819. S. nitidifolia, Ort. Dec. 53. — 
Without locality (Coulter, no. 1101): Mexico, near City of Mexico 
(Graham). | 
Var. minor, Benth. 1.c. Racemes shorter: calyx pubescent, in 
anthesis 0.9 to 1.3 em. long. — Ocimum micranthum, Wats. Proc. Am. 
Acad. xxi. 435, not Willd. — Extending further north than the species: 
Curmuanua, Frayles, 1885 (Hdw. Palmer no. 290): near BATOPILAS, 
alt. 1,690 to 2,000 m., Oct. 4-5, 1898 (£. A. Goldman, no. 205): Sax 
Luts Porost, near Morales, 1876 (Schaffner, no. 677) ; without local- 
ity, 1878 (Parry & Palmer, nos. 757, 758): ZACATECAS, Plateado, 
Sept. 8, 1897 (J. WV. Rose, no. 3638): Mexico, Toluca (Andrieux, 00 
148); San Angel, May 31, 1866 (Bourgeau, no. 126) ; Amecameca, 
Jan. 5, 1899 (CO. C. Deam); Tizapan, alt. 2,310 m., Sept. 23, 1899 
(C. G. Pringle, no. 7936). 
». Bracts oblong-ovate, acuminate, membranaceous, veiny, glabrate, 2 em. long: 
corolla long-pilose. 
167. S. lupulina. Stems cinereous-puberulent: leaves ovate or 
