648 REPORT OF NEW JERSEY STATE MUSEUM. 



Asclepias purpurascens L. Purple Milkweed. 



Asclepias ptirpurascens Linnseus, Sp. PI. 214. 1753 [Carolina]. — Britton 169. 



Frequent in dry ground of the northern counties and rather 

 rare southward, occurring in the Middle district only. 

 Fl. — Mid- June to mid-July. 



Middle District. — Farmingdale, New Egypt, Crosswicks, Camden (C), Rid- 

 dleton, Elsinboro, Clarksboro (UP). 



Specimens are also preserved in several herbaria f romi Landis- 

 ville (C. A. Gross). There seemis to be an intrusion of Middle 

 district plants up the tributaries of the Maurice River which may 

 account for this record. 



Asclepias rubra L. Red Milkweed. 



Asclepias rubra Linnseus, Sp. PI. 217. 1753 [Virginia]. — Willis 50. — Britton 



170. — Keller and Brown 260. 

 Asclepias acuminata Pursh, Fl. Am. Sept. I. 182. 1814 [Cedar Swamps, N. 



J., &c.]. 

 Asclepias periplocaefolia Nuttall, Gen. I. 167. 1818 [N. J. to Fla.]. 



Frequent in bogs of the Pine Barrens and rare or occasional 

 in similar situations in the Middle and Cape May districts. 



This is the typical Milkweed of the Pine Barrens and finds 

 here the northern limit of its distribution. 



Fl. — Late June to late July, sporadically into August. 



Middle District. — Burlington, Pemberton (C), Griffith's Swamp, Linden- 

 wold, Mickleton. 



Pine Barrens. — Ocean Grove (P), Toms River (McKenzie), Pt. Pleasant 

 (S), Bamber, Waretown (C), Barnegat (NB), Manahawkin, Coxe's, Tuck- 

 erton, Speedwell (S), High Bridge (S), Chatsworth, White Horse (S), 

 Landisville, Hammonton, Atsion (S), Quaker Bridge (NB), Batsto, Pleas- 

 ant Mills (P), Egg Harbor City (UP), Hospitality Br. 8th St. (T). 



Cape May. — Goshen, Cold Spring (S), Cape May (P). 



Asclepias amplexicaulis Michx. Blunt-leaved Milkweed. 



Asclepias amplexicaulis Michaux, Fl. Bor. Am. L 115. 1803 [Savannah, 



Ga.]. — Keller and Brown 260. 

 Asclepias obtusifolia Pursh, Fl. Am. Sept. L 182. 1814. — Barton, Fl. Phila. 



133. 1818. — Knieskern 25. — Britton 170. 



Common in woods and open ground throughout the coastal 

 plain with the exception of the Cape May peninsula; also at 

 a number of localities above the fall line in the northern counties 



