1.;,; 



"i:m.ic I.MV. oiMi-.srwc ooMToern. i AMII.Y. 



10, In t urn, oblong-lanceolate, at lengUi shorter Uun the flowers A rough 

 hairy plant, S-S feet high, with a somewhat paniculate corymb. Low grounds 

 nor th coast 



3. E. sessilifoliuni. Sessile-leaved Eupatorium. 



Stem deader, branching above, smooth ; leaves opposite, sessile, ovate-Ian 

 ceolate, or haeeelste, rounded at base, Uperlng to the extremity, smooth, ser- 

 rmte ; beads white. In compound, pubescent corymbs, about 5-nowered ; scales 

 of the Involucre oral, or oblong, obtuse. A slender species, 8 I feet high, not 

 uncommon In rocky woods. Aug. Sep. 



4. . pubt-scens. Hairy Eupatorium. 



Pubescent ; leaves opposite, sessile, orate, acute, semtely toothed, rough, 

 >elny, pubescent; beads white, In a CuUglata corymb, T 8-Bowered ; scale* of 

 the Involucre lanceolate, acute, pubescent A rough species, 8 t feet high, not 

 uncommon near the coast. Aug. 



5. E. perfoliatnm. lioneset. 



Stem erect, stout, rough, hairy ; leaves lanceolate, acuminate, connate-per- 

 foliaie, very pubescent, serrate ; hesds white, about 12-flowcred, In a flat-topped, 

 pubescent corymb ; scales of the involucre linear-lanceolate. A very rough, 

 hairy spedes, universally known and marked by the opposite leaves united al 

 base, so perfectly aa to seem but one. Very common in low grounds. Aug. 

 &P. 



6. E. ageratoides. Nettle-leaved Eupatorium. 



Stem smooth, branching ; leaves broad-ovate, acuminate, sub-cordate at 

 base, coarsely toothed, on long petioles, mostly smooth; heads white, with 12 

 or more flowers. In compound corymbs ; Involucre scales in 1 row. A large- 

 leaved species, nearly smooth, with white scentless flowers In clusteis, arranged 

 In a corymb. Stem 14 feet high. KocJty woods. Aug. Sep. 



7. E. aromdticum. Aromatic Eupatorium. 



Smooth or somewhat pubescent; stem nearly simple; leaves ovate, sub- 

 cordate at base, on short petioles, opposite, acute, obtusely serrate ; involucre 

 simple, pubescent; heads large, 10 16-flowcrcd, white, aromatic, In small 

 corymbs. An elegant species, resembling the last, but distinguished by its 

 short petioles, blnnt teeth, and aromatic flowers. Low woods. Aug. Sep. 



8. MIKANIA. 



Involucre about 4-leaved. Ileada with about 4 flowers. Re- 

 ] naked. Pappus simple, capillary, roughiah. Aclienia 

 Singled. Per. 



1. M. scandens. Climbing Mikania. 



Smooth ; stem climbing ; leaves opposite, cordate, petiolate, repandly den 

 tate, acuminate ; beads In numerous, axillary, pedunculate corymbs ; flowers 

 pale pink or flesh color. A rather elegant, climbing plant, In wet thickets, with 

 flowers much resembling those of Eupatorium. Not very common. Aug. 

 Sep. 



4. LIATBIS. 



Heads few to many-flowered. Involucres imbricate, with ap- 

 preased Kales. Pappus abundant, more or less plumose. Ache- 

 nia tapering at base, 10-ribbed. Styles much cxserted. Per. 



I. L. Scariosa. - Blazing Star. 



Stem erect, simple, rough, pubescent ; lower leaves lanceolate, on long peti- 

 ole*; upper ones linear, and smaller ; heads large, purple, 20 40-flowcrod, In a 

 long, terminal raceme, pedicellate, rather remote ; Involucre somewhat hemis- 

 pherical ; scale* obovate, very obtuse, with scarlons and often purplish tips. 

 A very beautiful plant, 14 feet high, in. dry sandy soils, but not very common. 

 Distinguished by Its long racemes of Urge purple bead* and Its numerous, scat- 

 lend, narrow leaves. Aug. Sep. 



5. TU8BILAOO. 



1 1. -iids many-flowered. Ray-flowers narrow, in many rows, 

 pistillate. Disk-flowers few, stominate. Involucre mostly simple. 

 Receptacle naked, flat Pappus capillary. Per. 



1. T. Farfara. Coltsfoot. 



Acanleseent; rblioma creeping; leaves large, cordate, angular, toothed, dark 

 (reea above, and with the petioles, downy beneath; scapes simple, 1 -flowered, 

 scaly, preceding the leaves; flowers yellow, with numerous, very narrow rays. 

 A low plant fonnd In clayey soils, and producing Its flowers In parly spring be- 

 am the leaves, April. 



1 ASTER. 



Heads many-flowered. Involucre scales generally imbricated. 

 often with herbaceous tips, i 



single row. Disk-flowers tubular, perf. iiat, al- 



veolate. Pappus simple, capillary. Achc'nia usuulh 

 Per. 



1. A. corymbdsus. Corymbed A> 



Stem slender, Bexuous, smooth, with pubescent branches ; leaves ovate, 

 sharply and Irregularly serrate, strongly acuminate, nearly smooth; lower and 

 radical ones cordate, pedolate ; uppermost ovate-lanceolate, sessile ; 

 naked ; involucre of closely oppressed, obtuse scales ; rays t t narrow. A 

 common spedes, with flat corymbs of white flowers, of a much tenderer and 

 smoother habit than the next Dry woods and thickets. Aug. 



2. A. macrophyllus. Large-leaved. Ast' 



Stem stout, branched, not flexuous; leaves rough, finely serrate, somewhat 

 acuminate ; lower one* Urge, cordate, on long petioles ; upper ones ovate or ob- 

 long, sessile, or on winged petioles; beads In large, flat corymbs; rays 1215, 

 white or bluish ; involucre with oblong, acute scales. A much larger and 

 stouter plant than the last Stem 12 feet high. Common In woods and thick - 

 eta. Avff.-jSep. 



3. A. cordifolius. Heart-leaved A</< r. 



Stem erect, mostly smooth, with many divaricate branches above; leaves 

 cordate, sharply serrate, hairy beneath, acuminate, on slender, somewhat mar- 

 gined and hairy petioles ; heads racemed on the branches ; rays 10 15, pale 

 bine ; Involucre-scales oppressed, with short green tips. A common species, 2 

 . in rocky woods, bearing a long compound panicle of numerous, pale 

 blue flowers. 



4. A. uudulatus. Variable A$t< r. 



Pubescent and somewhat hairy ; stem erect, panlcled above ; lower leaves 

 cordate, somewhat serrate, on winged petioles ; upper ones ovate or ovate-lanceo- 

 late, undulate, or slightly serrate, on short, broadly margined petioles, which are 

 dilated and clasping at base, or sessile, cordate and clasping at base ; all somewhat 

 rough above, pubescent beneath ; beads solitary, In somewhat unilateral ra- 

 cemes, arranged In a terminal panicle ; rays pale blue. A rough species, distin. 

 gnlshed by Its variable leaves on the same plant Common In dry woods and 

 thickets. Aug. Sep. 



5. A. patens. Spreading Afiir. 



Pubescent and somewhat rough ; stem branching, paniculate above ; leaves 

 oblong-ovate, or oblong, sessile, cordate and clasping the stem at base, rough 

 above and on the margin, entire ; heads large, with very showy violet-purple 

 rays, solitary, on leafy branchlcts, forming a loose, terminal pant' 

 scales lanceoUte, with spreading, green tips ; achenla silky. A very common 

 and elegant species, 23 feet high, In dry tl.-l.1- and thickets. Distinguished by 

 Its conspicuously clasping leaves, which, at a little distance appear per/bliole. 

 In moist grounds the leaves often taper somewhat toward the base. Aug. ' 

 Oat. 



6. A. Isovis. Smooth Aster. 



Very smooth and often glaucous ; stem angular ; leaves lanceolate, or ovate- 

 lanoeolate, somewhat fleshy, mostly entire ; the upper ones somewhat cordate, 

 or aurlculate at base ; the lower and radical ones tapering to a winged petiole ; 

 Involucre-scales with broad-linear, appreased, green tips ; heads large, solitary, 

 at the ends of the bronchlets, with bright blue, showy rays, forming a terminal 

 panicle. A very beautiful species, 26 feet high, in low grounds. Distinguish- 

 ed by Its entire smoothness and generally glaucous appearance. Common. 

 Srp. Jfov. 



7. A. puniccus. Hough Aster. 



Stem erect, very bronchia "(th, paniculate above ; leaves lan- 



ceolate, snrlculato and clasping at base, slightly serrate, pubescent, rough above, 

 nearly smooth beneath, acuminate; hoods large, with very numerous and nar- 

 row, pale-purple rays, showy, forming a very largo and leafy panicle ; Involu- 

 cre-scales narrow-linear, long and revolute in 2 rows. A showy species, with r 

 rough stem generally red on one side, and scabrous. Leaves serrate In the mid- 

 dle. Swamps snd low grounds. Very common. Sep. Oct. 



8. A. Noviu Angliae. New England 



.pld, paniculate above; leaves lanceoUt. , aurl 



nUte and elwplng at base, somewhat pubescent, thickly clothing the stem 



