595 
LIATRIS pilosa. 
Rattlesnake-Plant.- 
—=— 
SYNGENESIA POLYGAMIA LEQUALIS. 
Nat. ord. Composit. Adanson fam. 2. 103. 
CoRYMBIFERM. Jussieu gen. 177. Div. I Receptaculum 
nudum. Semen papposum. Flores flosculosi. 
Euparorirm. Cassini in journ. de phys. 88 (an 1819). 191. 
LIATRIS. Supra fol. 590. 
Div. I. Spicate s. racemose ; bulbose. 
L. pilosa, caule (swpiis) simplici pubescente, foliis linearibus pilosis ciliatis, 
eolyeupus racemosis laxiusculis: stuamis lineari-oblongis obtusiusculis, 
pedicellis bracteolatis. Pursh amer. sept. 2. 508. 
Liatris pilosa. Willd. sp. pl. 3. 1636. Hort. Kew. ed. 2. 4. 504, Nuttall 
gen. 2. 131. 
Liatris dubia. Barton med. bot. 2. 222. t. 49. 
Vernonia pilosa. Poiret in Lamarck encyc. 8. 503. 
Serratula pilosa. Hort. Kew. 3. 138. 
Anonymos ciliatus. Walt. carol. 197. 
(8) gracilis; foliis nudiusculis, caule piloso floribus minoribus, pedunculis 
foliolosis. Nuttall gen. 2. 131. 
Liatris gracilis. Pursh amer. sept. 508; (docente D. Nuttall). 
Tuber ovatum. Caulis subsimplex, spithameus ad sesquipedalem et ultra 
crassitudine penne anatine, erectus, laxits densitsve pilosus, striatus, lax? 
foliosus. Fol. caulina, sparsa, patentia, linearia, acuminata, glanduloso- 
‘punctata, pilosa v. nudiuscula nervo medio pallidiore supra tmmerso infra 
bilineato-prominulo; longiora biuncialia, inde decrescentia. Racemus folio- 
sus, multiflorus, longitudine varius, appressiusculus, erectus, simplex, 1e- 
motiusculus ; floribus erectis, 3-plo L. scariose minoribus, violaceo-rubentibus, 
inodoris, axillaribus, solitariis, uno terminali: pedunc. superne squamato- 
foliolost, graciles, pilosi, striati, 1 ad 2 uncias longi v. ultra, supremi folio 
longiores. Cal. turbinato-cylindricus, infra pedunculi foliolis appressis sua 
propria emulantibus exceptus, herbaceus, oblongus, glaber, glanduloso-puncti- 
culatus, ordine 3-4-plict imbricatus, foliolis cunctis erectis, lanceolato- 
oblongis, convexulis, ciliatis, interioribus longioribus subangustioribus mar- 
ine colorato angustissimo. Flosc. plurimi, equales, peripheriam versis 
yecurvati, calycem easuperantes, elongato-infundibuliformes, angusti, punc- 
ticulis atomodcis micantibus ; tubus cum fauce ampliort continuus ; limbus Zstis 
simul sumptis duplo brevior, stellato-patens, glaber, intus lilacino-rubens, 
extus albicans, lac. oblongo-acuminatis. Recept. nudum, punctatum, an- 
gustum, convexulum: germ. oblongum, cuneato-attenuatum, sulcato-striatum, 
hirsutum, pallens, brevius pappo, stipite brevissimo capillaceo suffultum: 
pappus captllaris, plumosus, plurimus, coloratus, 3 brevior flosculo. Stig- 
mata atque anther wt in L. scarios (supra fol. 590). : 
Native of the United States, where it is said to be known 
by the names of “ Button Snake-Root,” ‘“ Blue-Blazing- 
VOL, VII. Z 
