562 PLANT LIFE OF ALABAMA, 
Naturalized from Europe. From Canada to the Gulf, west to Louisiana and 
Nebraska, 
ALABAMA: Throughout the State. Roadsides, waste places, pastures, in damp 
rich soil. Flowers white. April to June; common, Perennial. 
Economic uses: Valuable for pasture, Fine bee plant. 
Type locality: ‘‘Hab.in Europae pascuis.” 
Herb. Geol. Sury. Herb. Mohr. 
Trifolium resupinatum L. Sp. Pl. ed. 2,2: 1086, 1753. 
EUROPE, 
ALABAMA: Adventive with ballast. Mobile, June, 1887; not observed of late years, 
Type locality: ‘Hab. in Anglia, Belgio.” 
Herb. Geol. Surv. 
Trifolium procumbens L. Sp. ?’1.2: 772. 1753. Low YELLOW Clover, 
Gray, Man. ed. 6,129. Chap. F111. 
EUROPE, 
Alleghenian and Carolinian areas. Introduced and fully naturalized from Canada 
along the coast to upper districts of South Atlantic and Gulf States west to Arkansas. 
ALABAMA: Tennessee Valley. Copses, border of woods, roadsides. Madison 
County, Huntsville. Franklin County, Russellville, Flowers yellow, May, June. 
Frequent. Annual. 
Type locality: “Hab. in Kuropae campestribus.’ 
Herb, Geol, Surv. Herb. Mohr, 
Trifolium dubium Sibth. Fl. Oxon. 231. 1794. LessER YELLOW TREFOIL, 
Trifolium minus Smith, Engl. Bot. t. 1256. 1799, 
T. procumbens var. minus Koch, Fl. Ger. ed. 2,195, 1843. 
EUROPE, 
Carolinian area, Sparingly naturalized. 
ALABAMA: Mountain region. Metamorphic hills. Cultivated ground, Lee County, 
Auburn (Karle §° Vnderwood). Flowers yellow, March, April. Rare. Annual, 
Type locality: ‘‘ Meadows—pastures,” Oxford, England. 
Herb. Geol. Surv. Herb. Mohr. 
LOTUS L. Sp. Pl. 2:773. 1753. Hornep CLoven. 
(Hosackta Dougl.; Benth. Bot. Reg. 15: under 1, 1257. 1829.) 
About 100 species, of temperate regions Europe. North America, chietly western, 
about 30, 
Lotus americanus (Nutt.) Bisch. Litt. Ber. Linnaea, 14: 132. 1840. 
AMERICAN HORNED CLOVER, 
Trigonella americana Nutt. Gen. 2: 120, 1818, 
Lotus sericeus Pursh, Fl. Am. Sept. 2:489. 1816. Not DC. 1813. 
Hosackia purshiana Benth. Bot. Reg. 15: under ¢. 1257, 1829, 
Coulter, Contr. Nat. Herb. 2:75. 
Widely distributed west of the Mississippi to the Pacific and from the upper Mis- 
souri to Texas. 
ALABAMA: Adventive with wool trom the Southwest near the site of an old woolen 
mill at Prattville. June, 1880. Annual. 
Type locality: ‘On the dry and open alluvial soils of the Missouri, from the 
river Platte to the mountains.” 
Herb. Geol. Surv. Herb. Mohr. 
Lotus corniculatus L. Sp. Pl. 2:775. 1753. COMMON HORNED CLOVER, 
Adventive from Europe with ballast. Mobile, June, 1888. Perennial. 
‘Type locality: ‘ Hab. in Europae pratis,” 
Herb, Geol, Sury. Herb. Mohr. 
PSORALBA L. Sp. Pl. 2:762. 1753.! 
About 100 species, perennials, temperate and warmer regions of the globe. South 
Africa. North America, 30. Eastern States, 10. 
Psoralea pedunculata (Mill.) Vail, Bull. Torr. Club, 21: 114. 1849. 
Hedysarum pedunculatum Mill. Gard, Diet. ed. 8, no. 17, 1768. 
‘Anna M. Vail, A study of the genus Psoralea in America, Bull. Torr. ( ‘lub, vol. 21, 
pp. 91 to 119, 14. 
