GaiUardia. COIIPOSIT.E. 351 



1. c; Torr. & Hrar, 1. c, with var. pinnatlfida. L. pinnaiifida, Sehiveimtz; Xmt. Trans. 

 Am. Phil. Soc. 1. c. — Pine barren swamps, X. Carolina to Ilorida. 

 H. brevifoliiun, Gray, 1. c. Mc.re glabrous: leaves shorter and entire or nearly so, lower 

 and radical spatulate : head smaller, with brownish or purplish 'li.-k: akenes pubeict-Lt: 

 paleae of the papjius nearly entire. — L: i^iopoda brevifu'Ja, Xutt. Trans. Am. Phil- .^ijc. 1. c.; 

 Torr. & Gray, L c, excl. var. — Pine barren swamps, X. Carolina to Alabama. 



159. AMBLYOLEPIS, DC. (Composed of d/t/8Xvs. blunt, and XeTr.V. 

 scale; from the pappus.) — Prodr. v. 007. — Single species, exhaling the odor 

 of ]Melilot in drying : fl. all summer. 



A. setigera, DC. 1. c. Annual, a foot or so high, sometime? glaljrrms and very smooth, 

 sometimes villous with very long hairs rising from minute papilla;, especially alone the 

 margins of the leaves : stem loosely branching below, terminated by long monocephalous 

 peduncles: leaves membranaceous, bright green, entire ; radical oblong--patuLlate with lore 

 taperins base ; cauline oblong or ovate, Arith rounded or ?ubcordate hall'-claspiiisr base anu 

 mucronate-acumiuate tip: head large: ficwers all golden yellow: ray,, almost inch long, 

 3-4-lobed : palea; of the pappus 5, about half the length of the akeue, broadly ovate, sUvery- 

 scaricius, entire and nerveless, very obtuse, or in some outer flowers sliort-acuminate. — Gray, 

 PI. Wright, i. 121. — Prairies of Texas; first coll. by Bertandier. (Adj. 3Icx., Palmer.) 



160. GAILLARDIA, Fougeroux. (J/. Grnllard de Merentonneau.) — 

 X. American herbs (and one extra-trop. .S. Amer.). chiefly of the Atlantic .side ; 

 with alternate sometimes resinous-atomiferous and impressed-punctate leaves, and 

 ample and showy Sculjious-like heads on terminal or sometimes scapiform pedun- 

 cles ; the flowers often fragrant, yellow or reddi.sh-purple ; in summer. • — Mem. 

 Acad. .Sri. Par. IT.sr,, .5. t. 1, 2 ; DC. Prodr. v. 051 ; J. Gay in Ann. S'i. Xat. 

 ser. -2. xii. 56. Galardia, Lam. Diet. ii. (1786), ^JQ, & 111. t. 7<).s ; :Miclix. Fl. ii. 

 142; Nutt. Gen. ii. 175. Cahnea, Buchoz. L-. (1780). t. 120. ex DC. Vir- 

 giUa, L'Her. & Smith, not Lam. Guidherla. .Sprtng. S} -t. iii. 356. 



§ 1. Style-ljranches tipped with short (in ours naked) appendage of only once 

 to thrice the length of the penicillate tuft : lobes of (li-k<orolla short and obtuse : 

 ravs sometimes fertile, often none : akenes villous all over : winter annuals or at 

 most biennials. — Guntheria, Spreng. Syst. iii. -350. 449. and drcostylis. Less. 

 Syn. 239 ; an extra-tropical S. American species. Agossi:ia, Gray & Engelm. 

 Proc. Am. Acad. i. 50, & Jour. Bot. ^'at. Hi,t. vi. 229. 



G. COMOSA, Grav, Proc. Am. Acad, xviii. 109, xix. 34, of Coahuila, ^Mexico, is a third spe- 

 cies of tliis section : it has truly fertile rays, exceedingly long hairs to the akene which nearly 

 cover the short-awned pappus and at length almost equal the disk-coroUa, and very short soft 

 fimbrill* to the receptacle ; the head on a naked scape. 



Gr. simplex, ScnEELE. Leaves all in a radical cliLstei; or a f«w near the base of the simple 

 (foot or two long) monocephalous scape, commonly spatulate, from piunatifid to coarsely 

 dentate or some entire : head globose in fruit : involucre of about 2 series of sliort and 

 narrow bracts : flowers heliotrope-scented : rays none or imperfect and^ irregular and stylifer- 

 ous, or but few fuUy developed and neutral: viUons hairs of the akene little surpassing the 

 base of the lar.ec palese of the pappus, these 6 to 11, their slender a\™s at length surpassing 

 disk-corolla. — S'.heele in Linn. xxii. 160. G. tubfrculata, Scheele, 1. e. 349, is apparently the 

 subcaulescent ajid more radiate form. Afjnssizia suam's, Gray & Engelm. 1. c. — Bocky 

 prairies of Texas ; first coU. by Lindheimer and ^Vright. 



§ 2. Style-branches tipped with a long hispid or hispidulous filiform append- 

 acre: rays neutral, in first species sometimes wanting. — GaiUardia, Foug.. 

 DC. &c". 



