154 Composite (Composite) 



22. Family COMPOSITE. (Composite Fam.) 

 Genus Baccharis, L. 



1 mm " the name of the god Bacchus, possibly because of a faint wine-like odor 

 about the plant." 



Fig. 69. Groundsel Tree. B. halimifblia, L. 

 Flowers, whitish or yellow, tubular, in a close head of 

 about twenty blossoms, the staminate and the pistillate 

 forms on different bushes. Corolla, of the pistillate 

 flower thread-like ; of the staminate, larger and five- 

 lobed ; the hairy pappus of the pistillate flowers long 

 and very abundant. September. 



Leaves, simple, alternate, edge mostly remotely large- 

 toothed (in the upper leaves often entire), reverse 

 egg-shape to lanceolate. Branches, angled. 



Frtiit, one-seeded, a ribbed akene. 



Found, near the sea, from Massachusetts to Georgia. 



A compact shrub six to twelve feet high, worthy of 

 cultivation because of its late blooming and its abundant 

 " white-haired " blossoms. 



Genus Iva, L. 

 Marsh Elder. Highwater Shrub. /. frute'scens, L. 

 Flowers, greenish-white, tubular or funnel-form, in small, 

 drooping heads, each head with fine marginal, pistil- 

 late flowers, the remaining flowers staminate, pappus 

 lacking. July to September. 



Leaves, simple, fleshy, the lower ones opposite, lance- 

 shaped, and coarsely toothed, the upper ones narrower 

 and with entire edges, or reduced to line-like bracts. 



Fruit, one-seeded (five seeds to each head). An akene. 



Found, on the borders of salt marshes from Massachusetts 

 to Florida ; common. 

 A coarse, leafy shrub, three to eight feet high. 



