595 



LIATRIS pilosa. 



Rattlesnake- Plant. 



SYNGENESIA POLYGAMIA JEQUALIS. 



Nat. ord. Compositje. Adansonfam. 2. 103. 



CoRYMBiFER^. Jussieu gfCTi. 177. Div. L Rcceptaculum 

 nudum. Semen papposum. Flores flosculosi. 



EuPATORiK^. Cassini injouim, de phjs. 88 (an 1819). 101. 

 LI A TRIS. Snprd fol 590, 



* 



Div, L Spicatces. racemosce ; hulhosce. 

 h, pilosa, caule (saepii\s) simplici puLescente, fuliis linoaribus pilosis ciliatis, 



calycibus racemosis laxiusculis: squamis liucari-oblongis obtusiusculis, 



pedicellis bractcolatis. Pursh amer. sept. 2. 508. 

 Liatris pilosa. Willd. sp. pi 3. 1636. Hort. Kciv. ed. 2. 4. 504. Nuttall 



gen. 2. 131. 



Liatris dubia. Barton mexl hot. 2. 222. t. 49. 



Vernonia pilosa. Poiret in Lamarck encyc. 8. 503. 



Serratula pilosa. Ilort. Kew. 3. 138. 



Anonymos ciliatus. Walt, carol 197. 



(^) gracilis I foliis nudiusculis, caule piloso floribus minoribus, pedunculis 



foliolosis. Nuttall gen. 2. 131. 

 Liatris gracilis. Pursh amer. sejyt. 508; (docente D. Nuttall). 



Tuber ovatum. Caulis suhsimpleXy spithamceus ad sesquipedalem et ultrd 

 ci'assitudine pennce anatince, erectus, laxiils dcnsiusve pilosns, striatus^ laxc 

 foliosus» Fol. caulina, sparsa, patentia, Uneariay acuminata^ glanduloso- 



punctata, pilosa v. nudiuscula no'vo medio pallidiore suprd. immerso infrd 

 bilineato-prominulo ; longiora biuncialia, ind^ decrescent ia. Hacemus folio- 

 sus, multijlorus, longitudine varius, appressiusculuSy erecttis, simplex, re- 

 Tfnotiuscnlus I fioribus erectis, 3'plo L. scariosae minoribus, violaceo-rubcniibus , 

 inodoris, axillaribus, solitariis, uno terminali: pedunc. superna sqnamato- 

 foliolosi, graciles, pilosi, striati, 1 ad2 undas longi v. ultra, supremi folio 

 longiores. Cal. turbinato-cylindricus, infrcl jyedunculifoliolis ap2n'essis S7ia 

 propria cemxdantibus exceptus, herbaceus, oblongus, glaber, glanduloso-puncti- 

 culatus, ordine 5'4'plici imbricatuSy foliolis cunctis erectis, lanccolato- 

 oblongis, convexulLs, ciliatis, interioribus longioribus subangustioribus mar- 

 gine colorato angustissimo. FIosc. plurimi, ceqnales, peiiphccriam vcisiis 

 recurvati, calycem exsuperantes, elongato-infundibuliformcs, angvsti, pnnc- 

 ticulis atomodeis micantibus; tubus cumfauce ampliori continuus; limbus istis 

 simul sumptis duplo brevior, stellato-patens, glaber, intus Uladno-rubens, 

 extHs albicans, lac. obbmgo-acuminatis. Rccept. nudum, punctatum, an- 

 gustum, convexulum: germ, oblongum, cuneato-attenuatum, sulcato-striatnm, 

 hirsutum, pallens, brevius pappo, stipitc brevissimo capillaceo suffidtum: 

 pappus capillaris, plumosus, plurimus, coloratus, ^ brevior Jlosculo. Stig- 

 mata atque antherae ^tt in L. scariest (suprifol 590). 



Native of the United States, where it is said to be known 

 by the names of " Button Snahc-Root/' ^^ Blue-Blazing- 



VOL. VII, z 



