of the corolla.—Puvsh, fl. 2. p, 478; Eng. hot. t. 1170; E!l. sk. 2. p. 202;
DC. 1. c. ; Bigel. f . Bost. p. 271; Hook. fl. Bor.-Am. 1. p. 191; Darlingt.
fi. Cest. p. 406.
Meadows and cultivated fields, Canada! to Florida. Also Oregon, Dr.
Scouler, Douglas. Introduced from Europe.—(a) or If Leaflets glabrous
above, often marked with a pale lunulate spot. Flowers purplish-red: petals
all united into a tube at the base.— Common Clover. Red Clover.
7. T. medium (Linn.): almost glabrous; stem nearly erect, flexuous,
branching; leaflets oblong or elliptical, nearly entire; stipules lanceolate,
acuminate; heads of flowers subglobose, rather loose, solitary, more or less
pedunculate, sometimes bracteate; teeth of the calyx setaceous, somewhat
hairy; the lower one longest, shorter than the tube of the corolla.—Eng.
hot. t. 190 ; DC. prodr. 2, p. 195. T. flexuosum, Jacq. Jl. Austr. t. 386,
ex Seringe.
Meadows, Essex county, Massachusetts, Mr. Oakes! Introduced.— If
Heads larger than in the preceding species; the flowers of a deeper purple
tint. Leaves without spots.
8. T. longipes (Nutt.! mss.): “ somewhat pubescent; stem erect or ascending,
simple ; leaves on slender petioles; leaflets linear-lanceolate, serrulate,
silky-pubescent beneath; stipules semi-lanceolate, acuminate, foliaceous;
heads roundish-ovate, ebracteate, on very long peduncles ; segments of the
calyx setaceous, much longer than the tube, somewhat equal; petals lanceolate
; ovary 5-ovuled.
“ Valleys of the central chain of the Rocky Mountain range, and on the
moist plains of the Oregon as low as the Wahlamet; forming extensive
fields of herbage. May-July.^- If Root creeping. Stem 2-3 inches to a
foot high. Lower petioles 3-4 inches long in tall specimens; upper ones
about an inch in length : leaflets of the lower leaves elliptical. Peduncles
2 - 8 inches long: heads nearly an inch in diameter. Flowers .ochroleucous:
petals almost acuminate ; the keel and wings united with the stamen-tube ;
vexillum free.” Nuttall.
9. T. Andinum (Nutt.! mss ): “ csespitose, silky-canescent; caudex short
and thick, branched above; leaves mostly radical; leaflets cuneate-oblong,
apiculate; stipules broadly ovate, membranaceous; heads of flowers hemispherical,
solitary, on short scapes, bracteate at the base, with 2 sessile sheathing
leaves; calyx densely villous; teeth subulate, shorter than the tube ; ovary
3-4-ovuled; legume 1-seed ed.
“ Summit of dry rocky hills in the central chain of the Rocky Mountain
range. May-June.— If Plant in dense dusters, scarcely rising two inches
above the surface; the caudex chiefly subterranean. Petioles half an inch
to an inch in length; leaflets rigid, slightly serrulate towards the extremity,
3 - 5 lines long. Heads half an inch in diameter, with roundish scaribus
bracts at the base, subtended by a pair of opposite bracteal leaves ; the large
membranaceous stipules of which ,bear a sessile trifoliolate lamina, similar to
the other leaflets of the plant. Flowers rather small, ochroleucous [persistent
and turning brown ?], rather small: vexillum free.” Nuttall.—A curious
truly alpine species, perhaps not properly referred to this section of the genus.
** Corolla persistent, never yellow, usually becoming scarious or rather coriaceous and.
turning brownish when old: flowers in. globose heads or umbels (rarely few), de-
flexed when old: calyx not inflated after flowering.
10. T. nanum (Torr.) : glabrous, csespitose ; caudex very short, branching
above; leaflets 3, obovate-oblong, somewhat acuminate, denticulate, strongly
veined, on rather long petioles; stipules membranaceous, ovate, cuspidate;
peduncles very short, radical, umbellately about 3-flowered; flowers large;
calyx tubular-campanulate, glabrous ; the teeth nearly equal, triangular-subulate,
shorter than the tube; vexillum broadly obovate, three times the length
ofthecalyx; legume 4-5-seeded.— Torr.! in ann. lyc. New-York, l.p . 35.
On James’ Peak, Rocky Mountains, Dr. James!—2f Plant 1-2 inches
high- Leaflets nearly halt an inch long. Flowers about £ of an inch in
length, purple ? Vexillum broadly obovate.—Nearly allied to T. uniflorum
and T. eximium.
11. T. dasyphyllum : densely csespitose; caudex short and thick, branching
above ; leaves, peduncles, and calyx canescently silky with brownish
hairs; leaflets 3, lanceolate or oblong-lanceolate, acute or acuminate, entire;
stipules membranaceous, lanceolate, subplate-acuminate; head globose, many-
flowered, on a long radical peduncle; teeth of the calyx subulate-setaceous,
nearly equal, longer than the tube and half as long as the corolla; leoume 3-
4-seeded. , .
Summit of the Rocky Mountains, Dr. James !— ii Plant 3-4 inches high.
Caudex mostly subterranean. Leaves on slender petioles, half the length of
the peduncle. Head of flowers an inch in diameter: corolla purple; the
vexillum ovate, covering the wings and the keel.
12. T. megacephalum (Nutt) : hairy; stem ascending; leaflets 5-7 oblong
cuneiform, mucronate, spinulose-denticulate; stipules large, foliaceous
ovate, spinulose-serrate ; head of flowers (very large) ovate-globose ■ calyx
with a very short tube; the teeth setaceous, very long, but shorter than the
corolla; vexillum large, broad below and folded round the other petals - legume
stipitate. IIookMNutt. gen. 2. p. 105; DC. prodr. 2. p. 204; Hook.
Jl. Bor.-Am. 1. p. 132. Lupinaster macrocephalus, Pursh, Jl. 2. p. 479 t 23*
Head-waters of the Missouri, Lewis; and on moist elevated ground near
the sources of the Oregon, Douglas. April-May.^-2f About a foot high
Leaves on long petioles. Flowers nearly 2 inches long. Teeth of the calyx
silky-plumose. Corolla ochroleucous; the keel purplish. Stamen-tube coalesc
e d below with the wings and keel. Legume 2-seeded.
x?' ref l e-vum (Linn.): pubescent; stem ascending or decumbent •
leaflets obovate or obovate-oblong, sometimes emarginate, crenulate-sfcrrulate •
stipules foliaceous, ovate-lanceolate, acuminate; heads of flowers subumbel-
late, dense ; calyx hirsute, parted nearly to the base; the teeth subulate half
as long as the corolla; vexillum broadly ovate; legume 3-5 seeded__Michx '
fl. 2. p. 59; Pursh,.Jl. 2. p. 447; Ell. sk. 2. p. 282; DC. prodr 2 v 201
(not of Baldst. tf Hit. » DC. 1. c. p. 197)'; Hook. hot. mag. t. 3471 ’ T
Pennsylvanicum, Willd. ? | D C .l.c .?
Meadows, and alluvial soils, North Carolina ! to Florida, & Western States '
to Louisiana! and Texas! April-June.— © ? Stem 12-18 inches high.
Heads of flowers larger than m Red-Clover : peduncles about twice as long
t!i e , ™ Flowers handsome: vexillum rose-red, wings and keel white — Buffalo Clover.
14. T. stoloniferum (Muhl.) : glabrous; stem creeping, with short axillary
erect flowering branches; leaflets broadly obcordate, crenulate-denticulate •
stipules membranaceous, ovate-lanceolate, acuminate, foliaceous; heads of
flowers loose, umbellate; calyx nearly glabrous; the teeth twice as long as
the tube, subulate, less than half the length of the corolla; legume 2- (rarely
3-) seeded.—Muhl. cat. p. 70 ; Eaton, man. ed. 7. p. 564; Beck hot p 80*
Fields and open' woods, Kentucky ! Ohio, Missouri! &c. May-June —
If Stems 6-10 inches long, several from one root. Leaflets of the flowering
branches 6-10 lines wide. Heads an inch or more in diameter Flowers
white: vexillum a little tinged with purple, obovate.—Allied to the preceding
species.—Running Buffalo Cloverr r =>