SYNGENESIA SUPERFLUA. 335 



vellow afterwards white. Stigmas nearly acute. Seed and Papnm exact 



^ These two species are probably distinct, yet they are so nearly allied 



^ nH- '-h'S'T-*^ P""' *?"^ *''^"- ^P^^^fi^ distinction. I lirnever see^ 

 a. ,nd.v,dual of either species without glands on the leaves of the invokcrur 

 The one which I have seen most nearly naked, belonged to thir necieT 

 Juclging from the specimens now before me, I should s!y th^t the leTve of 



^ry i^[fcT tH^tL^r "™ sLlose as not to be 



\ery distinct, that the flowers, and consequently the seed are mnrh 1nr,.«r 



Jrs ^t^r-""' ^^^^^^^^^^^^^^^^^ 



Grows in dry sandy soils. 

 Flowers July — October. 



S. PlNIFOLIA. E. 



. ^; Slaberrima; caule I Very glabrous; stem 



bi ight yellow. 



than tlie corolla. Anthers white, 



XhlJr P'"^J^«^t'ng/»™mits very conspicuous, lanceolate. Style longer than 

 hilS r?,'' t«^o-«left- 'S/^>/«a glandular. Seeds all similar, ion?; hairy, 



scabron, L- 1!T'''' ^"^'^'^^ '"^"'^*^' ^''^"*^'"^^'^' ^^'"tish, the interior very 

 scabrous, reddish brown. Receptacle ii^\.ed. 



cheTrll' ""^ ^^ '"""""' °^*^'' '^""^ ^""'» '^^-'^^^" *^'C Flint and Chatahoc 



rivers. 



Flowers September— October. 



4. Mariana. 



€. pilosa; foHis ob- I Hairy; leaves cb 

 'ongo-fanceolalis, ser- long, lanceolate, ser- 



fatis, supeiioribus ses- | rate, the upper sessilp. 



\ 



rigido; fohis Iinearibiis, rigid; leaves linear, 

 conlertis, rigidis; co- | crowded, rigid; corymb 

 rymbo majusculo; in- 1 large; scales of the in- 

 volucri squamis apice volucrum wooJiy at the ' 



Janosis. E. | summit. 



Root perennial. Stevi eighteen to twenty-four inches high. Leaves 

 yeiy numerous, crowded on the stem, four to six inches long, on the branches 

 sma 1, linear, with the midrib somewhat conspicuous, under a lens finely ser- 

 rula e. Corymbs terminal. Flowers nearly as large as in any species of this 

 genus. Involucrum imbricate, scales linear-lanceolate, a little woolly near 



brLh?"'*il f ■' ""^ ^^^ 'f^ ^^°"^ ^^'^^^"' ""^ *''^ ^^^ ^*^ry numerous, all 



