662 COMPOSITAE 
Leaves crowded, oblong or broad lance-shaped, the upper reduced to bracts, 
the lower 14 to 2 in. long, half as broad, the apex rather blunt, both sides 
of the leaf covered with a dense whitish silky bloom. Heads arranged in 
a narrow spike-like cluster; rays 10 to 15, lilac. Scales of the involucre 
overlapping in several rows, lance-shaped or linear, silky, the tips acute, 
green. Dry sandy soil near the sea coast. One of our most pleasing asters. 
Aug.-Oct. 
32. A. ptarmicoides, T. and G. (Fig. 4, pl. 186.) Upranp WuirTe 
AsTER. Stems 6 to 20 in. high, growing in clusters or tufts, smooth or 
roughish. Leaves linear lance-shaped, rigid, acute at apex tapering to the 
base, somewhat 3-nerved, the margins rough with, in some eases, a few 
remote teeth. Heads small, in a broad flat cluster. Rays white, about } 
in. long; scales of the involucre in several overlapping series. Dry rocky 
soil, Mass., Vermont, and Eastern New York. July-Sept. 
33. A. dumosus, L. (Fig. 2, pl. 183.) Busny Aster. Stems smooth, 
branched above, 1 to 3 ft. high. Leaves of the stem linear, the upper ones 
quite small, the lower stem-leaves 1 to 3 in. long, } to } in. broad. Basal 
leaves spatula-formed, with a few teeth at margins. Rays, pale purple 
to white; scales linear in about 4 series. Sandy soil, southern half of 
our area and southward. Aug.-Oct. 
34. A. polyphyllus, Willd. (Fig. 3, pl. 184.) Faxon’s Aster. (A. 
Fazxoni, Porter.) Smooth in all parts. Stem 2 to 5 ft. high, branched 
above. Stem leaves linear-lance-shaped, 2 to 5 in. long, about 4 in. wide, 
margins entire. Basal leaves oblong, much shorter than the others, with 
a few remote teeth. Heads in a diffuse cluster; rays bright white, } in. 
long. Scales linear, acute, green tipped. Moist rocky places, Vermont, 
Mass., and southward. Aug.-Sept. 
Leaves not clasping or heart-shaped; margins not toothed 
Plants fleshy 
35. <A. tenuifolius, L. (Fig. 6, pl. 184.) PrerenniaL SALT-MARSH 
Aster. Whole plant fleshy; perennial; stem zig-zag, branched, 1 to 2 ft. 
high; stem Teaves grass-like, 2 to 6 in. long, the lowest lance-shaped, 
Heads few, terminating the branches. Rays white or pale purple. Scales 
numerous, spreading. Salt marshes, Mass., and southward. Aug.-Oct. 
36. A. subulatus, Michx. (Fig. 7, pl. 184.) ANNUAL SALT-MARSH 
Aster. Annual; fleshy; stem zig-zag, 1 to 6 ft. high. Stem leaves linear, 
2 to 10 in. long; lower leaves lance-shaped. Heads in a loose branching 
cluster, small; rays short, purple or purplish. Seales of the involucre 
overlapping in 8 or 4 series. Salt marshes, New Hampshire, and south- 
ward. Aug.-Nov. 
Leaves not clasping the stem, and not heart-shaped, though in Nos. 388 and 
39 there is slight clasping. Margins of some or all the leaves toothed 
37. A. spectabilis, \it. (Fig. 1, pl. 182.) Sea-sipe PurpLe ASTER. 
Stem 1 to 2 ft. high, simple, but branched above. Leaves of the stem 
linear, entire at margins; basal leaves oval on long leaf-stalks, remotely 
toothed. Heads not very numerous, 14 in. broad, showy; rays 15 to 30, 
bright violet. Sandy soil, mostly near the coast. Aug.-Oct. 
