764 RKPORT OF NEW JERSEY STATE MUSEUM. 



Doellingeria infirma (Michx.). Cornel-leaved Aster. 



Aster iufirmus Michaux, Fl. Bor. Am. II. 109. 1803 [Canada to Carolina in 



the mountains]. 

 Diplopappus cornifoUus Knieskern 18. 

 Aster cornifoUus Britton 140. 

 Doellingeria infirma Keller and Brown S33- 



Frequent in the northern counties, rare within our Hmits, 

 occurring only in the Middle district. 

 FL — Late July to late August. 



Middle District. — Ocean and Monmouth Counties (Kn), Mickleton (C), 

 Swedesboro. 



lONACTIS Greene. 



lonactis linariifolius (L.). Stiff-leaved Aster. 



PI. CXXV. 



Aster linariifolius Linnseus, Sp. PI. 874. 1753 [North America]. — Barton, Fl. 



Phila. II. no. 1818.— Britton 139. 

 Diplopappns linariifolius Knieskern 18. 



Dry, sandy ground ; frequent or occasional throughout the 

 State. 



Fl. — Early September to mid-October. 



Middle District. — Farmingdale, New Egypt, Medford (S), Clementon, W. 

 Deptford. 



Pine Barrens. — Manahawkin, Barnegat, Whitings (S), Jones' Mill (S), 

 Atsion (S), Taunton (S), Malaga (S), Albion, Cedar Brook, Atco, Landis- 

 ville, Vineland (S), Pleasant Mills, Egg Harbor City. 



Cape iT/c7Y.— Cold Spring (OHB). 



BACCHARIS L. 



Baccharis halimifolia L. Groundsel Bush. 



PL CXXI., Fig. I. 



Baccharis haliniifolia Linnseus, Sp. PL 860. 1753 [Virginia]. — Knieskern 18. 

 — Willis 2>^. — Britton 141. — Keller and Brown 2>?)2- 



Common along the edges of the salt marshes on the coast and 

 up the larger streams. Rarely in the interior. 



A conspicuous shrub along the thoroughfares and borders of 

 the salt marshes, especially in September, when the seeds are ripe 

 and the bright tufts of silvery white pappus stand out in strong 

 relief against the dark foliage. 



Fl. — Late August to late September. Fr. — Late September 

 to late October. 



