1910.] NATURAL SCIENCES OF PHILADELPHIA. 559 



|72. LlLIUM PHILADELPHICUM L. 



Frequent or local on edges of greenbrier thicket. 

 Delaware. — Williamson ; Wawa. 

 Chester. — Cedar Barrens. 



— Nottingham Barrens. 



73. Aletris farinosa L. 



Occasional on dry open barren and banks. 

 Chester. — Unionville. 



— Nottingham Barrens. 



J74. Vagnera racemosa (L.) Morong. 



Frequent in border-woodland. 

 Delaware. — Lenni; Wawa. 



f75. Smilax herbacea crispifolia, subsp. nov. 



Stem ascending, recumbent at apex, at length slightly elongated, 

 provided with slender tendrils. Leaves ovate or oval, acute at apex, 

 trimcate or slightly cordate at base, 5-6 cm. long, firm in texture, 

 usually with crisped or wavy margins, pale-green above, slightly 

 glaucous and glabrous beneath, 7-nerved, on petioles one-quarter to 

 one- third the length of the blades. Leaves of the branches mostly 

 narrower. Umbel 15-25 flowered. Pedicels 8-10 mm. long. Pe- 

 duncle stout, in fruit exceeding the subtending leaf. Berries blue or 

 purplish-blue, glaucous, 7-8 mm. in diameter. 



Differs from S. herbacea L. in its little elongated, not freely climbing- 

 stem, in its firmer leaves, truncate at base, and in its smaller berries. 



Dry soil, southeastern Pennsylvania to Virginia. 



Type. — Serpentine, Mineral Hill, Delaware County, Penna., F. W. 

 Pennell 594, coll. Sept. 6, 1908, in Herb. Acad. Nat. Sci. Phila, 



Common on dry open barrens and edges of greenbrier. 



Delaware. — Mineral Hill; Williamson; Wawa. 



Chester. — Sugartown Barrens; Cedar Barrens; Unionville. 



— Nottingham Barrens. 



f76. Smilax glauca Walt. 



Common on dry open barrens, mostly about margin of greenbrier 

 thicket. 



Delaware. — Fawkes Run; Bear Hill; Mineral Hill; Wawa. 



Chester. — Sugartown Barrens; Cedar Barrens; West Chester; 

 Brinton's Quarry; Unionville. 



— Nottingham Barrens. 



