190 RUBIACE.E. (MADDER FAMILY.) 



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

 very slender, flowers very small, tiie filaments slightly exserted. Low pine 

 barrens near Darieu, Georgia. Oct. - Nov. 



7. V. cassinoides, L. Leaves thickish, ovate, obovate, or oblong, ab- 

 ruptly short-pointed, entire or crenulate-serrate, 2' -3' long, smooth above, 

 the lower surface, like the petioles and branchlets, scurfy ; cymes 4-rayed ; 

 fruit 3" long, ovoid, black. Low ground, North Alabama to North 

 Carolina. 



8. V. dentatum, L. Veins of the leaves beneath with tufted hairs in 

 their axils, otherwise smooth ; leaves round-ovate, slightly cordate, coarsely 

 serrate, acute, plicate by the strong impressed veins ; cymes loug-peduucled, 

 7-rayed; calyx smooth, with the lobes obtuse; fruit small, roundish, deep 

 blue. Rich damp soil. March - May. A large shrub. 



9. V. molle, Michx. Stellate-pubescent; leaves 3' -4' long, thin, or- 

 bicular-cordate, dentate-serrate, acute, hairy on the impressed veins, the short 

 petiole, with the setaceous stipule-like appendages, and brae ted cyme glandu- 

 lar; calyx ciliate ; corolla large, the lobes round; fruit "oblong-ovate." 

 Cliffs of the Coosa River, near Rome, Georgia May. Shrub 6 -8 high. 



Var. ? tomentosum. Leaves smaller (1 '-:>' long) and thicker, ovate 

 or oblong-ovate, seldom cordate, softly pubescent beneath ; petioles and cymes 

 glandless ; stipule-like appendages none ; corolla smaller ; fruit roundish, blue. 

 (V. seabrellum, Flora.) Mostly in low ground in the lower districts. 

 Shrub 8 -12 high. 



10. V. pubescens, Pursh. Leaves small, ovate or oblong-ovate, coarsely 

 serrate, hairy above, tomentose beneath, on very short petioles or the upper- 

 most subsessile; cymes small, smoothish, 7 -raved ; fruit oblong, black. 

 Mountains of North Carolina. June. A shrub 2 -3 high. Leaves l'-2' 

 long. 



* * Marginal Jlowers radiant and sterile. 



11. V. lantanoides, Michx. Stem smooth and straggling; branches, 

 cymes, and lower surface of the round-ovate, cordate, serrate leaves covered 

 with tufted down ; cymes sessile ; fruit ovoid, black. Deep shades on the 

 mountains of North Carolina. June. Stem 2 -4 long. Leaves 4' 6' 

 long. Sterile flowers 1' in diameter. 



ORDER 71. RUBIACE^. (MADDER FAMILY.) 



Herbs, shrubs, or trees. Leaves entire, opposite and united by in 

 terposed stipules, or whorled. Calyx tube adherent to the ovary ; the 

 limb 4 - 6-toothed or lobed, or obsolete. Corolla 4 - b'-lobed, inserted 

 on the throat of the calyx. Stamens 4-6, inserted on the tube of the 

 corolla, and alternate with its lobes. Ovary 2- 10-celled, with 1 -sev- 

 eral anatropous or amphitropous ovules in each cell. Style mostly 

 solitary. Albumen hard or fleshy. 



