192 THE FLORA. 



7 T. arven'se. Jiahhit-foot G. Heads cylindrical, very hairy. Lfts. narrow obovate. 



8 T. praten''3e. Rtd C. Leaflets spotted, oval. Heads roundish, sessile. Flowers 



rose-red, or white, c. \ (Figs. 447-456.) 



9 T. me'dium. Zigzag 0. Lfts. oblong. Heads roundish, stalked. Fls. deep purple, r. 



10 T. incarna'tum. Rose Trefoil. Lfts. round-ovate. Heads oblong. Fls. rose-red. f 



6. LUPI'NUS. Lupine. 



Calyx deeply 2-lipped, upper lip 2-cleft, lower entire or 3-toothed. 

 Wings united towards the top, keel acuminate. Stamens monadelphous, 

 the filaments forming an entire sheath. Anthers alternately oblong and 

 globose. Pod leathery and knotted. — Herbs, with leaves palmately 5-15- 

 foliate, rarely simple. 



1 L. peren'nis. Common L. Root creeping, perennial. Stem erect, l-2f. high, 



hairy. Leaflets soft-downy, 7-11, oblanceolate, I5-2'' long, broadest above 

 the middle. Flowers alternate, in an erect, terminal raceme, blue, varying to 

 white. It is often called Sun-dial^ from the fact of its leaves turning to face 

 the sun from morning till night. — Several other species are cultivated in 

 gardens. May, June. (Fig. 66.) 



2 L. villo''sus. Mullein L. Stem erect, l-2f., terminating in a showy raceme. Leaves 



simple, clothed in a dense coat of silky wool as well as the stem. S. 



7. LESPEDE'ZA. Bush Clover. 



Calyx 5-parted, with 2 bractlets at base, the sepals nearly equal. Keel 

 very obtuse, on slender claws. Stamens diadelphous (9 & 1). Legume 

 lens-sliaped, small, flattened, unarmed, one-seeded, not opening. — % Leaves 

 pinnately trifoliate. Flowering in Ang..^ Sept. 



T[ Flowers in dense spikes, whitish, with a purple spot on the banner 1, 2 



TI Fls. racemed, &c., violet or purple. Some of the fl*. with no corolla.. . .a 



a Stem prostrate, trailing, difl'use. Leaflets oval 3 



a Stem erect and mostly branched, l-3f. high.. . .4, 5 



1 L. capita''ta. Head B. Leaflets elliptical, silky. Spikes shorter than leaves. 



Stem nearly simple, 2-4f. 



2 L. hirta. Hairy £. Leaflets roundish-oval. Spikes longer than leaves. 



Stem branching, very hairy. 

 8 L. repens. Creeping B. Downy more or less, except the upper side of the leaves, 

 which is always smooth. Stems slender, many. 



4 L. viola''cea. Violet B. Smoothish. Leaflets oval, varying to :)blong and linear 



obtuse, mucronate. Corolla Z-i" long. Varies greatly. 



5 L. SteuM. Plant velvety or downy. Lfts. round'sh-obovate. Variable. 



