G24 RUBIACE^E. 



simple stem hearing 2 - 3-ternately finely dissected leaves, and a small leafy - 

 bracted compound umbel of white flowers. 



E. bulbosa, Nun. — Base of Lookout Mountain, Tennessee, and north- 

 ward. April. 



Order CAPRIFOLIACE.E. 



VIBURNUM, L. 



V. densiflorum. Stem slender, branching ; leaves small, downy be- 

 neath, varying from oblong to broadly ovate, entire, irregularly serrate or 

 slightly "2 - 3-lobed, acute at each end, or rounded at the base ; cymes downy, 

 Mnall, compact, the base and ramifications involucrate with a whorl of linear 

 bracts. ( V. involucratum, Cliapm., not of Wall.) — Wooded hillsides, West 

 Florida. April. — Stems 2° -4° high. Leaves Y- 2' long. 



V. nudum, L., var. angustifolium, Torr. & Gray. Smoother; leaves 

 thinner and narrower, obscurely serrulate or entire. — Margins of swamps, 

 Florida to North Carolina. 



Var. serotinum, Ravenel. Smooth, or nearly so, punctate ; leaves 

 oblong-ovate, attenuate above the middle, crenate-serrate, abruptly short- 

 petioled ; cyme long-peduncled, mostly leafy and corymbose, the divisions 

 very slender, flowers very small, the filaments slightly exserted. — Low pine 

 barrens near Uarieu, Georgia. October and November. 



Order RUBIACE^E. 



GALIUM, L. 



G. Aparine, L. (Cleavers.) Annual ; stems weak, retrorsely hispid ; 

 leaves 6-8 in a whorl, lanceolate, hispid on the margins and midrib ; pedun- 

 cles long, 1 -2-flowered ; fruit bristly.— Waste places, sparingly introduced. 



G. pilosum, var. puncticulosum, Gray. (G. puncticulosum, Michx.) 

 Stem, leaves, &c. smooth or nearly so; fruit often much larger. —Dry, rich 

 soil, Florida, and northward. 



G. Virgatum, Nutt. Low (6'- 10" high), simple or branching at the 

 base, smooth or hispid ; leaves 4 in a whorl, short (\" or 5"), oblong lanceo- 

 late, hispid-ciliate ; peduncles axillary, short, bracteolale, 1 -(lowered; fruit 

 hispid. — Barrens of Tennessee [Dr. Gaitinger), and westward. 



RICHARDSONIA, Kunth. Fame [pbcag. 



Calyx 4-7-parted, the lobes deciduous. Corolla funnel-shaped. 8-6 lobed. 

 Stamens 8-6, exserted. Style ■',- or 1 cleft. Capsule separating into 2-4 

 eded indehiscent nutlets. — Hairy branching herbs. Leaves united by 

 bri.-tly stipules. Flowers white, in terminal Bessile clusters. 



R. scabra, St. Hilaire. Annual, hirsute, forking; leaves ovate, acute, 



the tWO Upper pairs invuluere like ; ealy x-lobes subulate; nutlets 

 oblong. — Alabama, Georgia, and Florida. Introduced. 



