COMPOSITE FAMILY. Composite. 



Ten-petaled or 



Thin = leaved 

 Sunflower 

 Helianthus 

 decapetalus 

 Yellow 

 August- 

 September 



A rather showy species having 10-12 

 rays, with many pure yellow or deeper 



yellow flowers 2-3 .inches broad. The 

 slender tall stem is rough above and 

 smooth below ; the deep green leaves are 

 broad lance-shaped, a trifle rough, thin, 

 and short-stemmed ; they grow oppositely. 

 2-5 feet high. Borders of copses and low 

 damp woods. Me., south to Ga., and west to Mich, 

 Found in Campton, N. H. 



A species extensively grown for its edi- 

 ble roots, now running wild in fence rows 

 and roadsides. The name Jerusalem is a 

 corruption of the Italian Girasole, sun- 

 flower. Stem stout and rough-hairy ; the 

 ovate lance-shaped, three-ribbed, rough 

 leaves grow oppositely (a few upper ones 

 The golden yellow flowers, sometimes 3 

 have 12-20 rays. 5-12 feet high. Damp 

 Me., south to Ga., and west to S. Dak. and Ark. 



An uninteresting weed with rayless, 

 bristly flower -heads, indeterminate in 

 color, approaching rusty green, surround- 

 ed by little leaflets ; the branching stem 

 purplish. Leaves of 3-5 divisions, toothed 

 and lance - shaped. Seed-vessels two- 

 pronged (the prongs toothed), less than \ inch long, and 

 sepia brown ; attaching readily to woolly animals or 

 clothing. 1-8 feet high. Common everywhere in moist 

 soil. The name, from bis and dens, means two-toothed, 

 or a kind of hoe with two prongs. — Virgil. The specific 

 name, from frondosus, means full of leaves. 



A species with very narrow lance-shaped 

 smooth leaves, coarsely and sharply 

 toothed. The similar, bristly, half globu- 

 lar, rusty flowers generally nod ; the rays, 

 if any, are short and small. The seed- 

 vessels are narrower and four-pronged. 6-36 inches 

 high. In wet soil. Me., south to Va., west to Mo. and 

 S. Dak. 



Jerusalem 

 Artichoke 



Helianthus 

 tuberosus 

 Golden yellow 

 September- 

 October 



alternately), 

 inches broad, 

 soil. 



Beggar-ticks 

 or Stick-tight 

 Bidens 

 frondosa 

 Rusty green 

 July-October 



Smaller Bur 

 Marigold 

 Bidens cernua 

 Yellow 

 July-October 



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