ROSE—MEXICAN AND CENTRAL AMERICAN PLANTS. 4] 
Robinson’s C. pulchella racemosa has a similar inflorescence, but different pubes- 
cence. 
23. Cologania grandiflora Rose, sp. nov. 
Stems tall, climbing, retrorsely hairy; leaflets 3, ovate-oblong, large, 6 to 8 cm. 
long, 3 to 3.5 em. wide, rounded or truncate at base, rounded at apex, apiculate, 
appressed-pubescent on both sides, paler beneath; petioles and petiolules reddish- 
pubescent, the former elongated and 4 to 6 cm, long; flowers + to 10, in a compact 
raceme, shorter than the petioles; calyx 9 to 10 mm. long, pale appressed-pubescent; 
lower lobe of sepal longer than the others; corolla purple, 2.5 cm. long; fruit not 
seen. 
Collected by C. G. Pringle, Federal District, Valley of Mexico, August, 1896 (no. 
7264). 
Very near to this species are two specimens of Lucius ©, Smith’s from the State 
of Oaxaca (nos. 97 and 98). 
This species resembles what I have called C. biloba in its foliage, but is very differ- 
ent in its pubescence. 
24. Cologania capitata Rose, sp. nov. Pate V. 
A slender vine; leaves small; petioles about equal to the leaflets; stipules ovate- 
oblong, obtuse, 5 mm. long; leaflets 3, linear to linear-oblong, appressed-pubescent 
on both sides, paler beneath, 2 to 3.5 cm. long, rounded at apex, mucronate; flowers 
in a compact head surrounded by an involucre of bracts on an elongated peduncle as 
long as to much longer than the petioles; calyx purplish with scattered brownish 
hairs, the tube 8 mm. long; corolla purplish. 
Collected by J. N. Rose near the top of the Sierra Madre, near Santa Teresa, 
August 13 (no. 3459, type) and August 9 (no. 2445). 
EXPLANATION OF PLATE V.—Fig. a, plant; b, calyx; c, banner; 7, wing; ¢, keel; f, stamens; g, style. 
Figs. a-e, natural size; f and g, scale of 2. 
26. Cologania hirta (Mart. & Gal.) Rose, Contr. Nat. Herb, 8: 315, 1895. 
Galactia hirta Mart. & Gal. Bull. Acad. Brux, 107: 190. 1845. 
Type locality: ‘Cerro de San Felipe,’? Oaxaca; type collected by Galeotti (no. 
3204). 
Twining 12 dm. high. 
Re-collected by C. G. Pringle under oaks, Sierra de San Felipe, Oaxaca, altitude 
2,400 meters, August 13, 1894 (no. 4793). 
DOUBTFUL, UNCERTAIN, OR EXCLUDED SPECIES. 
Galactia purpurea Mart. & Gal. Bull. Acad. Brux. 107: 191. 1845. 
Type locality: ‘‘Dans les bois de Regla, prés de Real del Monte, 4 600 pieds.’? Col- 
lected by Galeotti (no. 3346). 
This is referred to (. pulchella by Mr. Hemsley. The inflorescence is racemose. 
To C. pulchella Mr. Hemsley also refers Ehrenberg’s plant, likewise from Regla 
and Mineral del Monte. Ehrenberg’s plant from this station was referred by 
Schlechtendal to the South American species (. ovalifolia. 
Cologania broussonetii (Balb.) DC. Prod, 2: 287. 1825. 
Clitoria broussonetii Balbis, Cat. Taur. 26, 1813. 
This species was described from cultivated specimens. [ do not know it. 
De Candolle says the native country is unknown, but the Kew Index refers it to 
Mexico. 
Cologania pulchella H.B. K. Noy. Gen. & Sp. 6: 413. 1823. 
Type locality: ‘‘ Prope Pa[t]zeuaro,’’? Michoacan; type collected by Humboldt and 
Bonpland. 
though more material in herbaria has been referred to this species than to any 
