578 REPORT OF NEW JERSEY STATE MUSEUM. 



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

 autumn. 

 Pine Barrens. — Egg Harbor City, Cologn.* 



Rhexia mariana L. Maryland Meadow Beauty. 



Rhexia mariana Linnasus, Sp. PI. 346. 1753 [Maryland]. — Barton, Fl. Phila. 

 I. 180. 1818. — Knieskern 14. — Willis 24. — Britton 107. — Keller and 

 Brown 231. 



Common in moist sandy ground throughout the Pine Bar- 

 rens, Cape May peninsula and western part of the Middle dis- 

 trict, occasional on the coast. Not reported in the State north of 

 our limits. 



Pi. — Early July to early September. Fr. — Early August into 

 autumn. 



Middle District. — New Egypt, Florence, Burlington (C), Pemberton Jnc. 

 (S), Mt Holly, Moorestown (C), Medford (S), Haddonfield (S), Grif- 

 fith's Swp. (C), Kirkwood (C), Lawnside (S), Woodbury, Lindenwold, 

 Mickleton (H), Bridgeton (NB), Dividing Creek. 



Pine Barrens. — Clementon, Albion, Atco, Braddock's Mill, Winslow (S), 

 New Italy, Pancoast (S), Egg Harbor City, Mays Landing (NB), Tuckahoe 

 (S). 



Cape lfo3;.— Clermont, Dias Creek (S), Cold Spring (S), Cape May, Cape 

 May Pt. 



Coast Strip. —Ft. Pleasant (C), Cox's, Beesley's Pt. (S). 



Family ONAGRACE^. Evening Primroses, etc. 



Key to the Species. 



a. Calyx divisions and petals 2. Circcea lutetiana, p. 585 



aa. Calyx divisions and petals 4. • 



b. Prostrate herbs, creeping or floating, leaves opposite, flowers axillary. 

 c. Flowers sessile, inconspicuous. Isnardia palustris, p. 580 



cc. Flowers stalked, with yellow conspicuous petals. 



Ludwigiantha arcuta, p. 579 

 bb. Upright herbs. 



c. Petals none, or small, yellowish or greenish, inconspicuous, flowers 

 axillary. 



d. Capsules subglobose or top shaped, leaves lanceolate, acute 



at both ends, 50-100 mm. long. Ludvigia sphcerocarpa, p. 580 



dd. Capsules obpyramidal, several times longer than broad, leaves 



narrowly linear, 25-50 x 2 mm. L,. linearis, p. 581 



cc. Petals conspicuous, yellow. 



d. Stamens 4. 



* The records for Woodbine and Cape May in Keller and Brown prove to 

 be R. virginica. 



