214, 
4, Pappus none or very short. (Also, rays 
pistillate, lilac; aspect resembling Aster). 
Expected (Boltonia). 
4, Pappus of many long slender bristles. 
5. Involucre slenderly cylindric or ovoid; 
disc flowers pale yellow to white; achenes 
very silky. (Also, phyllaries appressed, 
cartilaginous, whitish, with short. 
spreading green tips; leaves ciliate)..... Sericocarpus 
5. Involucre saucer-shaped or hemispherical 
to campanulate; disc flowers yellow or sometimes 
purplish; achenes glabrous or pubescent, not 
silky. 
6. Phyllaries definitely imbricated, the 
outer series as long as the inner...... Aster 
6. Phyllaries not imbricated or very 
slightly so, in one series or with a 
VerVE NO Kt. OUEST VON Car cislejsieuele sie oe oe) EE PerOM 
Baccharis 
Baccharis halimifolia L. Sea-myrtle 
Java Farm and Ivy Neck. Abundant to moderately abundant in 
salt marshes, especially the wetter areas near tidal channels. Associate 
species: Spartina alterniflora, S. cynosuroides. Often parasitized by 
Cuscuta gronovii. 
Other habitats: Java Farm. One station in old field, near 
tributary of Fox Creek drainage. Hectare 3503. Dense Rubus spp., 
Lonicera japonica, and Rhus radicans. 
Ivy Neck. One station on sandy beach of Rhode River, on Murray 
property. Hectare 4704. Associate species: Amorpha fruticosa. 
Hioman 25), 253), 362% 
Solidago 
1. Inflorescence a flat-topped corymb, the heads 
not racemosely arranged on the branches. 
2, Leaves not glandular-punctate, the basal petioled 
and usually much larger than the upper; heads 
pedicelled; ray-flowers 6 to 10, fewer than the 
disc-flowers; receptacle naked. Expected (S. rigida). 
