EuPATORiuM. COMPOSITiE. 83 



puberulent ; leaves alternate, linear-filiform, glabrous ; the lower pinnately 

 or bipinnately parted ; the upper fascicled, entire ; heads very numerous, 

 small, 3-5-flovvered, on short pedicels; scales of the involucre 8-10; the 

 exterior very short; the inner mucronulate-acuminate, glabrous, slightly 

 margined; achenia clabrous. — Willd.! spec. 3. p. 1750; Pursh ! fl. 2. p. 

 512 ; Ell. sk. 2. p. 294 ; DC. ! prodr. 5. p. 176. E. fa3niculoides, Walt. 

 Car. p. 199. Chrysocoma capillacea, Miclix. ! fl. 2. p. 101. 



/3. glahrum : stem and branches glabrous ; the racemose-spicate divisions 

 of the panicle somewhat fastigiate. — E. leptophyllum, DC. ! I. c. 



y. lateriflorum : slightly pubescent ; branchlets of the panicle loose, with 

 rather few and scattered heads, borne towards the base of leafy branches. — 

 E. fcEuiculaceum /3. traganthes, DC! I. c. (at least partly.) 



Fields, in damp soil, mostly near the coast, Virginia ! and N. Carolina! to 

 Florida ! /i. Georgia, Mr. Herbemont ! (in herh. Duby SfDC.) &c. Florida, 

 Dr. Leavenworth ! y. Middle Florida, Dr. Chapman! Sept.-Oct. — Stem 

 3-10 feet high ; the branches terminated by the elongated compound panicles. 

 Flowers yellowish-white, (sometimes sprinkled with purple, Ell.), very 

 small. Corolla tubular-infundibuliform ; the teeth very short, minutely glan- 

 dular externally. Anthers as long as the corolla : the stamens not very short, 

 as described by Elliott. Branches of the style much elongated and exserted, 

 minutely papillose. Achenia angled as in E. coronopifoliuin (not cylindri- 

 cal). — The E. foeniculaceum [3. of De CandoUe seems a cultivated state of 

 our var. >., which is a somewhat remarkalde form ; the heads however being 

 only 5-flowered. — Dog-Fennel. 



4. E. coronopifolium (Willd.) : paniculately branched ; stem pubescent ; 

 leaves mostly alternate, pubescent or nearly glabrous, punctate ; the lower 

 ones pinnately 3-7-Iobed, the lobes linear ; the others linear, mostly entire, 

 fascicled or crowded ; heads numerous, scarcely pedicelled, 5-flowered ; 

 scales of the involucre about 10, lanceolate, mucronulate, slightly pubescent, 

 with scarious margins ; the exterior short and imbricated ; achenia glabrous. — 

 Willd. ! spec. 3.^p. 1750 ,- Pursh, I. c. ; Ell. sk. 2. p. 294 ,- DC! prodr. 

 5. p. 176. E. compositifolium, Walt. Car. p. 199. Chrysocoma coronopi- 

 folia, Michx. ! fl. 2. p. 102. 



Dry barren soil, N. Carolina to Florida! Alabama! and Texas! Sept.- 

 Oct. — Stena 3-4 feet high; the branches of the panicle rather short and dense. 

 Flowers about twice the size of those of E. fcieniculaceum, white; the 

 corolla, achenia, papjius, &c. similar. Style with a minute bulb at the 

 base. 



* ♦ Corymbose: heads 5-15- {rardij viore than 20-) flowered. 



t Leaves sessile or nearly so, not clasping or connate : heads 5- (rarely 7-9-) flowered. 



5. E. pinnatifidum (Ell.) : pubescent ; stem fastigiately corymbose at the 

 summit; leaves laciniate-pinnatifid, with the segments linear and entire or 

 toothed, pubescent beneath, sprinkled with sinning resinous dots; the lower 

 ones quaternately verticillate, the otliers opposite or mostly alternate ; heads 

 small, very numerous, 5-9-flowered ; scales of the involucre 8-10, linear- 

 oblong or lanceolate, mucronulate, pubescent and sprinkled with resinous 

 dots ; achenia sparsely glandular. — Ell. sk. 2. p. 295 ; DC. prodr. 5. p>. 176, 

 but not oi p. 149. 



Damp soil in the middle districts of Carolina, Elliott. Middle Florida, 

 Dr. Chapman! Sandy woods of N. Carolina, Mr. Curtis! — Stem 3-4 feet 

 high. Leaves lanceolate, 1-3 inches long, deeply and unequally laciniate- 

 pinnatifid, nearly glabrous above, minutely pubescent and more conspicu- 

 ously dotted with shining globules beneatii ; the lower segments elongated 

 and usually toothed or laciniate. Branches of tlie fastigiate corymb loose ; 



