1360 CARDUACEAE 
ing, flower- cans nearly to the base: heads 5-6 mm. high, secund: involueral 
bracts linear, thickish: achene minutely appear. pubescent. [S. Nashii 
Small]—Damp soil, Coastal Plain, Fla. to S. Car.—Sum.-fall. 
61. S. hirsutissima Mill Stem 8-30 dm. tall stout, closely hirsute or 
` pubescent, closely-leafy, much-branched above: larger le leaf-blades ccna i 
oblong-lanceolate, 4-10 em. long, 8-15 mm. wide, st ird BM ac 
or aeuminate, hirsutulous above, pubescent also beneath, sharply but not closely 
serrate, dup or dires nis large, the Ee widely spreading, not 
flower-bearing at the base: heads 4.5—6 mm. high, secund: involueral bracts nar- 
T 
rowly E acute or obtusis. achene appressed: hairy. ‘S. canadensis ( 
SE. U. S.). ''S. da di a —Dry sunny places, fields, woodlands, and 
banks, various provin Fla T. aad Me — Sum.-fall—One of our most 
widely distributed, nine me variable Jed of Solidago. As here treated 
both it and S. canadensis are probably aggregate 
31. BUTHAMIA Nutt. Perennial, herbaceous plants. Leaves alternate: 
blades elongate, herbaceous. Heads many, in corymbs. Involuere narrow, few- 
several-flowered: bracts various, the outer ones linear or nearly so. ay-flowers 
more numerous than those of the disk: corolla yellow, with a slender tube and a 
Mh smallligule. Disk- bee with a funnelform throat, and tube of about equal 
l : lobes lanceola Anthers as long as the filaments or longer. Stigmas 
Sb Pappus of prec bristles.—About 10 species, North American. 
Leaf-blades manifestly 3—5-ribbed: ray-flowers 15-20. 1. E. graminifolia. 
Leaf-blades 1-ribbed: ray-flowers 5—12. 
Leaf-blades co Be over 3 mm. wide: disk-flowers 3 or 4, the 
corollas 5-5. ng. 2. E. leptocephala. 
Leaf-blades mostly | less S EA a wide: disk-flowers 5 or 
6, the corollas 3-3.5 mm 3. E. minor. 
1. E. graminifolia rr, Nutt. Plant 13-14 dm. tall: ager blades linear, 
mainly over 4 inm. wide: heads in dense clusters: involucre campanula , the 
inner bracts 3.5—4 a. long: achene pubes- 
cent.—H 
provinees, Fla. to Miss., Sask., 
L sum.—fall. 
ate 
2. E. leptocephala (T. & G.) G 
Plant 4-11 cm. tall: leaf-blades linear, 
mostly mm. wide: involuere turbi- 
nate, the inner bra 0-6 m g: fila- 
— Plain and adj. e cE Miss. to 
and Mo.—Sum.-fal 
3. E. minor (Michx.) Greene. Plant 2 
leaf-blades narrowly linear or 
y tha mm. wide: 
involucre cylindric to turbinate-cylindric, the 
inner bracts 4.5-5.5 mm. long.—Moist sandy soil and low- -pinelands, Coastal 
Plain, Fla. to Tex. and Va.—Sum.—fall, or all year 
32. OLIGONEURON Small. Perennial herbs, pubescent at least in the 
inflorescence. Leaves alternate: blades entire or nearly so. Heads in a ter- 
minal corymb. Involucre campanulate, met flowered: bracts broad, rounded 
at the apex, the inner ids longer than the outer. Ray-flowers few: corollas 
