GNAPHALIUM ; COMPOSITA 331 
glomerules of rather broad heads: leaves very numerous, lanceolate or the 
upper linear, white-woolly beneath or rarely glabrate: involucre broadly 
campanulate, white, usually becoming rusty tinged, the thin scarious 
bracts ovate and oblong, acutish, only the innermost linear-lanceolate and 
acute. Rather open ahd dry grounds , Brit. Coiumbia to Washington. 
** JInvolucre less imbricated, more woolly, the scarious tips of the 
nearly equal bracts not very conspicuous, dull-colored : heads glomerate 
and leafy-bracteate, only a line or so high: low branching annuals. 
G. palustre Nutt. 1. c. 403. Loosely floccose with long wool: stems erect 
or diffusely branching from the base, 2-8 inches high: leaves spatulate to 
lanceolate or linear. 6-12 lines long: heads very numerous, in small glom- 
‘erules terminating the stem or branches: involucre campanulate, its bracis 
linear with glabrous white acute tips. Edges of ponds and damp places, 
Brit. Columbia to California and the Rocky mountains. 
_. @. uLiarnosum L, Fl. Dan. 859. Appressed-woolly: stems 2-6 inches 
high, soon diffusely branched, leafy: leaves spatulate-linear or the lower 
spatulate-oblanceolate, 6-12 lines long: heads numerous, in racemosely 
disposed glomerules: involucre narrow, 1-2 lines long, its linear-lanceolate 
or subulate bracts brown or soon becoming so. On moist banks and flats, 
Brit. Columbia to California and the eastern States: introduced from Eu. 
§ 2 Gamocumta Webb Chlor. And. i, 151, as genus Bristles 
of the pappus united at base into a ring and deciduous together 
from the achene. Heads spicately or capitately glomerate, the 
lower glomerules leafy-bracteate. Involucre brownish, purple or 
sorded. : 
G. purpureum L. §p. ii, 854. Canescent wlth close and dense silvery 
wool: stems simple, stoutish, 5-12 inches high, from a perennial root: 
leaves spatulate,.1-2 inches long, often becoming green and glabrate above; 
heads numerous, in an oblong or cylindraceous or spiciform influrescence : 
inyolucre campanulate, about 2 lines long, its ovate or lanceolate bracts 
brownish or purplish. Common in fields and open places, throughout 
North America. 
Subtribe iii, Huinula DC. Prodrv, 463. Heads heterogam- 
ous, with the pistillate flowers all ligulate and radiate, and 
the disk-flowers all hermaphrodite and fertile. Receptacle 
naked. Style-branehes of the hermaphrodite flowers linear, 
rounded at the apex. HAchenes mostly coriaceous. 
32 INULA L. Gen. n. 956. 
Tomentose or woolly perennial herbs with alternate leaves and 
large heads of yellow flowers. Heads radiate, many-flowered. 
Involucre imbricated, the outer bracts herbaceous. Receptacle 
flat or nearly so, not chaffy. Achenes more or less 4-costate. 
Pappus of scabrous capillary bristles. 
T, neveNnivum L. Sp. 881. (ELECAMPANE.) Stems tufted from [large thick 
roots, simple, or rarely somewhat branched, 2-6 feet high, densely pubes- 
cent above: leaves large, broadly oblong, rough above, densely pubescent 
beneath, denticulate, the radical ones acute at each end long-petioled, 10-20 
inches long by 4-8 broad; cauline sessile or,cordate-clasping at the base, 
acute at the apex, smaller: heads solitary or few, terminal, stout-peduncl- 
ed, 2-4 inches broad: involucre hemispherical, nearly 1 inch high, its 
stout bracts ovate, foliaceous, pubescent: rays,numerous, linear: achenes 
