o 



84 



SY]^GENES1A iEQUALIS. 



8 floris, squamis ob 

 ovatis, obtusis. 



crum 

 the 



7 



r 



8 flowered, 



scales obovate, 



obtuse. 



■ 



Sp. pi. 3. p. 1637. Mich. 2. p. 93. Pursh, 2. p. 510. Nutt. 2. p. 



132. 



Anon. Odoratiss. Walt. p. 198. 



Root perennial, thick or tuberous. Stem erect, three to four feet high^ 

 striate, purple. 



lanceolate 

 \y toothed, nerved ; of the stem araplexicaule, generally five nerved, all a lit- 

 tle glaucous, and when bruised, highly aromatic. Flowers in a large expand- 

 ing corymbose panicle. Involucrum ten to twelve leaved, generally seven 

 flowered, appressed, glabrous, coloured. Corolla a little longer than the In- 

 volucrum, bright purple. Seeds furrowed, a little hairy, crowned with 

 the coloured slightly feathered pappus. 



Grows in flat pine barrens, in some situations very abundant ; when 

 trampled under the hoofs of horses, it perfumes the air with its peculiar 



fragrance. 



Flowers, September — October. ' 



19. ToMENTosA? Mich. 



Stem 



simple 



and 



L. caule simplici, fo 

 liisque cuneato-lanceo 

 latis hirsutis; corymbo olate leaves hairy; co- 



with the ciineate lance- 



paiicifloro, depresso, rymb 



tifloris 



cris glabris. 



8); involu 



few 



flowered, 



divaricato, ram is mul- depressed, divaricate, 





ovalibus, obtusis. 



squamis 



the 



branches 



many 



flowered 



8); invo 



lucrum glabrous 



9 



the 



scales oval, obtuse. 



} 



Mich. 2. p. 93. Pursh, 2- p, 510, 

 L. Corymbosa, Nuttall, 2* p. 132. 



Root perennial. Stem about two feet high, branching near the summit, 

 with tlie branches and base of the leaves hirsutCj and somewhat tomentose^ 

 Hoot leaves cuneate, lanceolate; stem leaves oblong, sessile; the lower 

 ones narrowed at base. Flowers in terminal corymbs. Branches man) 

 flowered. Involucrum contaimng nhout twenty florets ; scales oxal^ mem- 

 bvannceous along the margin, a little hairy at base. Corolla pale pnrpK'- 

 Seeds inversely conic, crowned with the feathered slightly coloured pappus- 



This plant diflers in some respects, particularly in its many flowerea 

 branches, and in the smooth and obtuse scales of its involucrum, from tn^^ 



«k 



