EUPATORIUM. LXXV. COMPOSITZ. 315 
late, tripli-veined, punctate, lower ones subserrate, upper ones entire—A more 
delicate species, smooth in all its parts, or minutely pubescent, in dry fields, 
Mass.! to La. Stem about 2f high, branching, with numerous narrow leaves, 
which are mostly opposite, and a spreading corymb at the summit. ‘Heads 
a a Outer scales shortest, the others shorter than the purplish flowers. 
ug. Sept. 
6..E. tevcouéris. T. & G. (E. glaucescens. 8. leucolepis. DC. E. 
linearifolium. Mz.)—St. mostly simple ; Zvs. lanceolate or linear, obtuse, 
closely sessile, serrate, lower ones obscurely tripli-veined; corymb fastigiate, 
canescent; hds. 5-flowered; scales 8—10, scarious at the summit, as long as the 
flowers.—Sandy fields, N. J.toLa. Stem2—3f high. Leaves 11—21 by +—¥, 
‘glaucous-green both sides, divaricate with the stem, upper ones linear and en- 
tire. Corolla dilated at mouth, with short, obtuse lobes, white. Aug.—Oct. 
‘7. E. aurissimum. (Kuhnia glutinosa. DC.) Goldenrod Eupatoriwm. 
St. pubescent-tomentose, tall, corymbose at the summit; ls. lanceolate, 
acutely serrate above the middle, pubescence tapering to each end, subsessile, 
conspicuously 3-veined; fds. 5-flowered; scales 8—12, obtuse, pubescent.— 
Woods and sandy soils, Penn. and Western States, Plummer! Stem round, 
striate, 3—7f high. Leaves 3—4’ by 4—3’, much resembling those of Solidago 
Canadensis ; small ones often fascicled in the axils. Corymb compound, con- 
sisting of many simple, subcapitate ones. Corollas whitish, nearly twice as 
Jong as the scales. Sept. Oct. 
8. E. arzum. (E. glandulosum. Michx.) -White-flowered Evupatorium. 
St. pubescent; lvs. ovate-lanceolate, strongly serrate, sessile, scabrous ‘or 
pubescent, acute, obscurely 3-veined; corymé fastigiate; hds. 5-flowered; scales 
8—14, lance-linear, setaceously acuminate, scarious on the margin, and much 
longer than the flowers; ach. glandvlar.—Sandy fields, Penn. to La. Stem 
about 2f high, numerously divided above. Leaves 2—3/ by 4—1’, upper ones 
entire and alternate. Involucre concealing the flowers, and with them copious- 
ly sprinkled with resinous dots, Whitish. Aug.—Oct. 
9. E. reucriroiium. Willd. (E. verbenefolium. Mz. E. pubescens. Pers.) 
Hairy Eupatorium.—tLas. opposite, sessile, distinct, ovate, rough, veiny, 
the lower ones doubly serrate, the upper ones subserrate or entire; st. panicu- 
late, pubescent, with fastigiate, corymbose branches above.—Mass.! to: Lia. 
Plant hairy, 2—3f high, with a somewhat panicled corymb of white flowers. 
The upper leaves are often entire. Involucre 5-flowered, with twice-as many 
scales in two rows. Closely allied to the following, but is much more rough. Aug. 
10. E. sesstuirotium. Sessile-leaved Eupatorium. 
Ivs. opposite, sessile, distinct, amplexicaul, ovate-lanceolate, rounded at 
the base, very smooth, serrate; s¢. smooth.—Plant 2—4f high, in rocky woods, 
Mass. to Ia.! and Ga. Stem slender, erect, branching at topinto a corymb 
with white flowers. Leaves large, tapering regularly from the somewhat trun- 
cate base to a long point, with small serratures, paler beneath. Flower-stalks 
downy. Heads 5-flowered, with twice as many scales in two rows. Sept. 
11. E. rorunpironium. Willd. Hoarhound. 
Is. opposite, sessile, distinct, roundish-ovate, subcordate at base, 3-veinea 
and veinleted, coarsely serrate, scabrous above, pubescent beneath; Ads. about 
5-flowered, inner scales acuminate, as long as the flowers.—A slender species, 
in dry fields, N. J. and 8S. States. Stem 2—3f high, roughish. Leaves 1—22/ 
long, 3 as wide, mostly obtuse. Heads fastigiate-corymbose. Involucre very 
pubescent, outer scales shorter than the inner. Flowers white. Pappus longer 
than corolla. Styles much exserted. Aug. Sept. 
12. E. pusescens. Muhl. (E. ovatum. Bw.) Hairy Eupatorium. 
St. hirsute; dvs. opposite, sessile, ovate, acute, obtusely dentate, rough, 
ubescent; corymb fastigiate; invol. about 8-flowered.—aA large, rough plant, 
eat high, growing in dry grounds, N. H.! to-Penn. Distinguished by its 
opposite, broadly ovate leaves, and its strong pubescence. Involucre of about 
15 pubescent scales, the outer much the shortest, Aug 
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