770 REPORT OF NEW JERSEY STATE MUSEUM. 



This is the most widely distributed Sunflower of the Pines, 

 but always a bog- plant, often growing in shallow water. The 

 only other Pine Barren species, H. divaricatus, is a dry ground 

 plant. 



Fl. — Early August to late September. 



Middle District. — Griffith's Swamp, Mickleton (C), Swedesboro. 



Pine Barrens. — Como, Seabright (C), Asbury Park (KB), Pt. Pleasant 

 (KB), Toms River, Island Hts. Jnc, Forked River, Seaside Park, Barnegat, 

 Manahawkin, West Creek (S), Speedwell (S), Parkdale (S), Atsion, Landis- 

 ville (T), Winslow, Quaker Bridge, Pleasant Mills, Hammonton, Egg Harbor 

 City, Petersburg, Palermo, Mays Landing (S), Millville (KB). 



Coast Strip. — Barnegat City (L). 



Cape May.— Court House (S), Bennett, Cape May Pt. (S). 



Helianthus giganteus L. Tall Sunflower. 



Helianthus giganteus Linnaeus, Sp. PI. 905. 1753 [Virginia and Canada]. — 



Britton 145. 

 H. giganteus var. ambigmis Britton 145. 



Frequent in open swampy ground of the Northern and Mid- 

 dle districts and especially along the coast southward to Cape 

 May. 



Fl. — Early August to late September. 



Middle District. — Lindenwold, Mickleton (NB), Swedesboro. 

 Coast Strip.—Suri City (L), Cedar Bonnet (L), Atlantic City (S), Ocean 

 City (S). 



Helianthus divaricatus L. Rough Wood Sunflower. 



Helianthus divaricatus Linnaeus, Sp. PI. 906. 1753 [North America]. — 

 Knieskern 18. — Britton 145. 



Frequent in dry woods or clearings in the Northern and Mid- 

 dle districts, occasionally or locally common in the Pine Barrens 

 and Cape May peninsula. 



Fl. — Mid-July to early September. 



Middle District. — New Egj'pt, Camden, Lindenwold, Swedesboro. 

 Pine Barrens.— Fen Bryn (S), lona (S), Berlin (S), Landisville (T), 

 Hammonton (T), Weymouth (T). 

 Cape May.— Cape May. 



Helianthus decapetalus Linn. Thin-leaved Sunflower. 



Helianthus decapetalus Linnaeus, Sp. PI. 905. 1753 [Canada].— Barton, Fl. 

 Phila. H. 129. 1818.— Britton 145- 



