398 ORDER GT. RUBIACE^E. 



nlate appendages (stipular ?) at tho base of the very short petiole. Cymes small, 

 few-flowered. Fls. rather larger than those of the foregoing species, white. Fr. 

 nearly black. Jn. 



13. JIOLLE. POISON HAW. Soft, rusty, tomentous throughout the stalks, Ivs. 



and cymes ; Ivs. rather acute ; fls. large. Tenn. to Ga. (Misses Keen) and 



La. (Hale). (V. molle MX.) 



7 V. Lentago L. SWEET VIBURNUM. Lvs. ovate and oval, long -acuminate, acutely 

 and finely uncinate-serrate ; petiole with undulate margins. A common tree-like 

 shrub, in rocky woods, Can. to Ga. and Ky. Height 10 to lof. Lvs. smooth, 

 conspicuously acuminate, about 3' long and as wide, their petioles with a curled 

 or wavy dilated border on each side. Fls. white, in broad, spreading cymes, suc- 

 ceeded by well-flavored, sweetish berries of a glaucous black. Ju. 



8 V. prunifolium L. BLACK HAW. SLOE. Lvs. smooth, shining above, round- 

 ish obovate or ovate, rather obtuse, acutely serrulate, with uncinate teeth ; petioles 

 slightly and evenly margined ; cymes mostly sessile. In woods and thickets, N. 

 Y. to Ga. A shrub or small tree, 10 to 20f high, with handsome, glossy Ivs. and 

 large cymes. Lvs. 2 to 3' long, \ to as wide, on short petioles, slightly mar- 

 gined. Cymes terminal. Fls. white, succeeded by oval, blackish berries which 

 are sweet and eatable. Jn. 



/?. FERRUGIXEUM. T. & G. Veins and petiole beneath covered with reddish 

 brown wool ; Ivs. narrower. S. W. Ga. and Mid. Fla. Called possum haw, 

 the black drupes being insipid. 



9 V. nudum L. Smooth ; Ivs. oval-oblong, or lance-oval, subrevolute at edge, entire 

 or subcrenulate, not shining, veiny and dotted beneath ; petioles not winged ; cymes 

 on short stalks. Shrub or small tree, 10 to 2 Of high, U. S. Lvs. thick, and when 

 fully grown 3 to 4' long, mostly acute or even short acuminate. Cymes large, on 

 peduncles 1 to 2' in length, naked after losing their caducous bracts. Fls. white, 

 berries dark blue, covered with bloom, sweetish. Apr. Jn. Very variable. 



/?. ANGUSTIFOLIUM. T. & G. Lvs. oblong-lanceolate, acute or acuminate at 

 each end, margin obscurely repand-denticulate. South (Pond, c.) 



y. CASSINOIDES T. & G. Lvs. oval, obovate or oblong, obtuse, acute or short- 

 acuminate, margin nearly entire, veins not prominent. North and South 

 (V. cassinoides L.). Another variety (d. ovale) has smaller, oval, obtuse, very 

 entire Ivs. (South), &c. 



10 V. obovatum Walt. Lvs. small, obovate, obtuse, entire or nearly so, subses- 

 sile, dotted beneath; cymes small, numerous, sessile. Shrub 8 to 15f high, swampy 

 river banks, Va. to Ga. Branches straggling, some virgate ones, all covered with 

 a profusion of white cymes about 1|-' diam. Lvs. at flowering time G to 8" long, 

 finally 10 to 18". Fr. black, shining, sweet. Apr., May. 



11 V. Tinus L. LAURESTINE. Lvs. coriaceous, lance-ovate, entire, their 

 veins with hairy tufts beneath. A fine evergreen shrub, from Europe. Height 

 4 to 5f. Lvs. acute, thick but veiny, dark, shining green above, paler beneath. 

 Fls. white, tinged with red, very showy. Degrees of pubescence variable. 



12 V. odoratissimum Ker. Smooth; Ivs. coriaceous, evergreen, elliptic- 

 oblong, remotely repand-dentate ; fls. in paniculate cymes, white, very fragrant. 

 f From China. 



ORDER LXYII. KUBIACE^E. MADDERWORTS. 



Trees, shrubs and herbs. Lvs. opposite, somewhat verticillate, entire. Stipules 

 between the petioles, sometimes resembling the leaves. Calyx tube more or less ad- 

 herent to the ovary ; limb 4 to 5-cleft. Corolla regular, inserted upon the calyx 

 tube, and of the same number of divisions. Stamens inserted upon the tube of tho 

 corolla, equal in number and alternate with its segments. Ovaries 2 (rarely more)- 

 celled. Style single or partly divided. Fr. various. Seeds one, few, or many in each 

 cell. (Fig. 183.) 



Genera 330, species 2800. It is generally divided into two suborders, viz.. Stellate and Cin- 

 chonese, to which a third, Loganieae (which has few representatives at tho North) is appended by 



