394 
THLASPI, TRILLIUM. 
14—1. THLASPI. 39. 63. 
bursa-pasto'ris , (shepherd’s purse. O. w. M. Q.) hirsute : silicles deltoid- 
obcordate ; radical leaves pinnatifid. S. 
13—1. THYMUS. 42. 39. 
Exotic. 
vulga'ris , (thyme.. b-p. J. 2}.. p>.) erect; leaves ovate and linear, revolute; 
flowers in a whorled spike. 
12—1. TILIA. 37. 79. 
gla bra , (bass-wood, lime-tree. O. y-w. Ju. h>.) leaves round-cordate, ab- 
ruptly acuminate, sharply serrate, sub-coriaceous, glabrous; petals 
truncate at the apex, crenate ; style about equalling the petals ; nut 
ovate. Large tree ; wood soft and white. Leaves often truncate at 
the base. S. 
6—1. TRADESCANTIA. 6. 13. 
virgin'ica , (spider-wort. b-p. M. 21.) erect, branching; leaves lanceolate, 
elongated, glabrous ; flowers sessile ; umbel compact, pubescent. Cul- 
tivated. 1 — 2 f. 
17—1. TRAGOPOGON. 49. 53. 
Exotic. 
porrifo'lium , (vegetable oyster, goat-beard, salsify, p. Ju. J 1 .) calyx longer 
than the rays of the corolla ; the corollets very narrow, truncate ; pe- 
duncles inciassate. 
13—1. TRICHOSTEMA. 42. 39. 
dichoV'oma , (blue curls, b. Au. ©.) leaves lance-ovate; branches flower- 
bearing, 2-forked ; stamens very long, blue, curved. Var. linearis , 
somewhat pubescent ; leaves linear. 6 — 12 i. S. 
7—1. TRIENTALIS. 20. 34. 
america'na , (chick wintergreen. O. w. Ju. 2J..) leaves lanceolate, serrulate ; 
acuminate : petals acuminate. 3 — 6 i. 
16—10. TRIFOLIUM. 32. 93. 
re pens , (white clover. O. w. M. 2J..) creeping : leafets ovate-oblong, emar- 
ginate, serrulate : flowers iri umbelled heads : teeth of the calyx sub- 
equal : legumes 4-see ded. S. 
praten'se , (red clover. O. r. M. 2|..) ascending, smoothish, leafet ovate, 
sub-entire; stipules awned : spikes dense-ovate; lower tooih of the 
calyx shorter than the tube of the corolla, and longer than the other 
teeth. 2 — 3 f. S. 
arveri'se, (rabbit-foot. O. w. J. ©.) heads very hairy, oblonsr-cylindrical : 
teeth of the calyx setaceous, longer than the corolla : leafets villose, 
narrow-obovate ; banner deciduous. 6 — 12 i. S. 
6—3. TRILLIUM. 11. 12. 
pen'dulum , (nodding wake-robin, w. M. 2f.) peduncles erect, with the 
flower a little nodding: petals ovate, shortly acuminate, spreading, flat, 
longer thap the calyx : leaves rhomboid-acuminate, sessile. 
erec'lum , (false wake-robin. O. p. w-y. M. 2|_.) peduncles erect or erec- 
tish, with the flowers a little nodding: petals ovate, acuminate, sprea- 
ding; equalling the calyx ; leaves rhomboid, acuminate, sessile. 1 ar. 
atropurpureum , petals large, dark purple. '• ar. album , petals smaller, 
white ; germ red. Var. Jlaium , petals yellow •• both petals and calyx 
