OE ie att 
ed 
agin OBESE 
wee 
— 
hy 
232 LEGUMINOSZ. 
[Melilotus parviflora, Desf., introduced \from Europe, and now common in ‘m: 
parts of Mexico, as Sonora and Ohihuahaa \Domey, near Mexico (Ehrenberg), bi 
of streams and in wet places, at Acultzingo, 4000 feet, and Misteca Alta, near Pet c 
7000 feet (Galeotti, 3244, 3245). 
Medicago denticulata, Willd., occurs as an introduced weed in many 
Mexico, as fields of Yavesia, Oaxaca, at 7000 feet (Galeotti, 3142; Bourgeau,}/78). — 
WM. lupulina, Linn., introduced near Mexico (Ehrenberg). MM. sativa, Linn., ijntro- 
duced and now widely spread in Mexico; collected by Bates, Graham, Botteri, 
Edwards, &c. | t 
3. TRIFOLIUM. 
Trifolium, Linn. Gen. Plant. n. 896; Benth. et Hook. Gen. Plant. i. p. 487. 
Nearly 280 species have been described by various authors; but there are 
not more than 150 well-marked species. They are all herbaceous, and most ny merous 
in the temperate regions of the northern hemisphere. A few occur in the mjountains 
of Tropical America, and a few in Extratropical South America and South Afri 
1. Trifolium amabile, H. B. K. Nov. Gen. et Sp. vi. p. 503, t. 593. / 
Norte Mexico, San Luis Potosi (Virlet d’Aoust, 929; Parry & Palp 
Souta Mexico, valley of Mexico (Bourgeau, 76, 577), in meadows near Toluca, at 
8280 feet (Humboldt & Bonpland), Orizaba (Bottert, 407, 705; Boungeau, 2519), 
Ciudad Real (Linden, 749), Real del Monte (Coulter, 562), without localities (Berlandier, 
Sallé, Graham, Bates, &c.); GuateMALa, Volcan de Fuego, 8300 feet (i$ alvin); Costa 
Rica, Volcan de Irazu (@rsted), wet meadows, Angostura (Polakowsky). —Southward 
through CoLomsBia and Peru. Hb. Kew. j 
Var. longifoliolum, Hemsl. 
Foliolis lineari-oblongis usque 16 lineas longis, obtusis vel utrinque acutis. = 
Norta Mexico, region of San Luis Potosi, 6000 to 8000 feet (Parry & Palmer, 134) ; 
SoutH Mexico, Orizaba (Botteri, 703). Hb. Kew. 
Although very different in its leaves from typical 7. amabile, we have not succeeded 
in finding other distinguishing characters. ,. : 
2. Trifolium involucratum, Willd. Sp. Pl. iii. Pp. 1392; Kunth, Pl. Leg. 
t. 53, | 
Trifolium fimbriatum, Lindl. Bot. Reg. t. 1070. / 
CaLiForNiA, CoLoraDo, New Mexico to—NortH Mexico, region of San Luis Potosi, 
6000 to 8000 feet (Parry & Palmer, 135), Mabibi, Sonora (Thurber), Monterey 
(Edwards), Zacatecas (Hartweg); Sour Mexico, Regla, 6000 to 8000 feet (Galeotti, 
3302), by ditches and in damp meadows, Omitlan, Mineral del Monte (Ehrenberg), 
near Valladolid, 6000 feet (Humboldt & Bonplaniy a of Mexico (Bourgeau, 75). 
Hb. Kew. 
