PLANTS OF SOUTHERN NEW JERSEY. 399 



Hicoria cordiformis (Wang.). Bitter-nut Hickory. 



Juglans cordiformis Wangenheim, N. A. Holz, p. 25. 1787 [New York and 



New England]. 

 Hicoria minima Britton 219. 



Woodland of the Nbrthern and Middle districts, occasional. 



Fl. — Mid-May to earl)^ June, when the leaves are almost fully 



expanded. Fr. — Autumn of the first season. 



Middle District.— Femberton Jnc. (C), Medford (S). 



Hicoria microcarpa (Nutt.). Small-fruited Hickory. 



Carya microcarpa Nuttall, Gen. II. 221. 1818 [Banks of the Schuylkill, near 



Philadelphia]. 

 Hicoria microcarpa Britton 219. 



Reported in Britton's Catalogue from Sea Breeze, Cumberlantl 

 Co., on authority of Mr. Albert Commons. 



Fl. — Mid-May to early June, when the leaves are almost fully 

 •expanded. Fr. — Autumn of the first season. 



Order FAGALES. 



Family BETULACE.^. Birches, Hazels, etc. 



a. Fruit small, narrowly margined or winged between the bracts of a 

 cone-like ament. 

 b. Bracts of ament deciduous with the winged seeds. 



c. Bark chalky white, peeling somewhat, leaves deltoid, acuminate. 



Betula populifolia, p. 400 



cc. Bark reddish or greenish brown, peeling off in thin, ragged 



sections, leaves rhombic, cuneate at base, light colored beneath. 



B. nigra, p. 401 



ccc. Bark brown, not peeling off in layers, leaves ovate, cordate or 



rounded at base. B. lenta, p. 401 



bh. Bracts woody and persistent. Alnus, p. 402 



aa. Fruit small in small aments, each seed subtended by a flat, green 



bractlet, much cut and lobed. Carpiniis, p. 399 



aaa. Fruit small, enclosed in an inflated, green bag-like bractlet. Ostyra, p. 400 



-aaaa. Fruit a large, woody-slicllcd nut inclosed by a leafy involucre. 



Corylus, p. 400 



CARPINUS L. 



Carpinus caroliniana Walt. Hornbeam, Water Beech. 



■Carpiniis caroliniana Walter. Fl. Cor. 236. 1788 [South Carolina]. — Britton 

 221. 



^Carpiniis americana Knieskern 28. 



