1344 CARDUACEAE 
2-10 em. long: ps bracts eiliolate near the tip, the inner as well as the 
Du glan ndular: filaments longer E the anthers.—Dry soil, seed o and 
oadsides, various a. Fla. to Tex., Kans., and S. C.—Sum 
29. CHRYSOMA Nutt. Shrubs or partly woody plants. Leaves ever- 
green, alternate: blades narrow, fieshy-leathery, conspicuously fine-pitted. 
Heads numerous, thyrsoid, or somewhat 
; 0 
: braets narrow, the inner mueh longer 
h than the 
Stigmas of the dub os lanceolate. 
pus of 1 or 2 series of brownish capiilary 
bristles.—One species. 
. C. pauciflosculosa eos chx.) Green 
Stem 3-9 dm. tall: f-blades rend 
green, end -spatulate b dut oblong, 3—6 
em. long: involueres 4-6 mm. long, the inner bracts linear-lanceolate: ligules 
of the ray- orale. d" . long: achene 3-4 mm. long.— Sandy soil, Coastal 
Plain, Fla. to Miss. and "S. C. 
SOLIDAGO L.1 Perennial caulescent herbs, with long horizontal stolons 
nvoluere campa anu e turbinate, Or que ri 
so, and longer or much longer than the outer. Ray-flowers few to man 
corolla with a slender tube and a yellow or very ly a white ligule. Disk- 
orollas tube which is usually abruptly dilated i a funnelform or 
campanulate throat nearly or quite as long: lobes lanceolate, spreading 
Anthers nearly or quite as long as the filaments. Stigmas mostly lanceolate, 
rarely elongate-lanceolate. Pappus of 1 or 2 series of ae bristles.— 
bout 125 species, mostly North Ameriean.—GOLDENRODS. 
Stigmas several times as long as wide: heads large or very large, not unilaterally 
racemose (not secund): plant without long horizontal stolons: e not 
triple-ribbed : achene sparsely silky above I. MACROPHYLLAE, 
Stigmas lanceolate, 1-3 times as long as wide. 
Achene glabrous ai at maturity, sometimes s sely hair 
ng: 
stolons : heads nilaterally racemose (n 
secund) : leaf- bas nage triple-ribbed. 
Main lateral veins of leaf-bla is on e lower side 
elevated: leaf- blodies coriaceous. 
Inv MA bracts, at qum d Ute e ones, with 
eadin II. SQUARROSAE. 
Inv olueral «aor. "with tips not spreading. III. HISPIDAE 
mon lateral T of leaf-blades a the lower side 
mbedded : leaf-blades coriace IV. CONFERTAE. 
Achene permanently hairy, or if (rel) ee the 
heads unilaterally racemose (secund). 
* Contributed by Kenneth Kent Mackenzie. 
