CAPRIFOLIACE.E. (HONEYSUCKLE FAMILY.) 219 



9. V. nildum, L. Obscurely scurfy -punctate ; leaves more veiny, thick- 

 ish, oval, oblong or lanceolate, entire or obsoletely denticulate, lucid above (2 - 

 4' long) ; peduncle usually equalling the cyme. N. J. to Fla. 



i- -t- Compound cymes sessile, 3 - 5-rayed ; drupes oval, 5 - 7" long. 



10. V. Lentago, L. (SWEET VIBURNUM. SHEEP-BERRY.) Leaves ovate, 

 strongly pointed, close!} 7 and very sharplj serrate ; petioles long and margined ; 

 cyme large; fruit oval, -J-' long or more, ripe in autumn, edible; tree 15-30 

 high. Woods and banks of streams, from the Atlantic to Mo., JVliun., and 

 northward. Fl. in spring. 



11. V. prunifdlium, L. (BLACK HAW.) Lea res oval, obtuse or slightly 

 pointed, finely and sharply serrate, smaller than in the preceding (1 -2' long) ; 

 fruit similar or rather smaller. Dry or moist ground, N. Y. to Mich., Kan., 

 and southward. Flowering early. A tall shrub or small tree. 



12. V. Obovatum, Walt. Shrub 2-8 high; leaves obovate or spatu- 

 late, obtuse, entire or denticulate, thickish, small (1 - li' long), shining ; cymes 

 small ; fruit 5" long, black. River-banks and swamps, Va. to Fla. Mav. 



4. TRIOSTEUM, L. FEVER-WORT. HORSE-GENTIAN. 



Calyx-lobes linear-lanceolate, leaf-like, persistent. Corolla tubular, gibbous 

 at base, somewhat equally 5-lobed, scarcely longer than the calvx. Stamens 5. 

 Ovary mostly 3-celled, in fruit forming a rather dry drupe, containing as many 

 ribbed 1 -seeded bony nutlets. Coarse, hairy, perennial herbs, leafy to the top ; 

 the ample entire pointed leaves tapering to the base, but connate round the 

 simple stem. Flowers sessile, solitary or clustered in the axils. (Name an 

 abbreviation of Triosteospermum, alluding to the three bony nutlets.) 



1. T. perfoliatum, L. Softly hair,/ (2-4 high); leaves oral, abruptly 

 narrowed below, downy beneath ; flowers brownish-purple, mostly clustered ; 

 fruit orange-color, \' long. Eich woodlands, Canada and N. Eng. to Minn., 

 Iowa, and Ala. June. Also called'TiXKER's-WEED, WILD COFFEE, etc. 



2. T. angUStifdlium, L. Smaller, bristly-hairi/ ; leaves lanceolate, taper- 

 ing to the base ; flowers greenish-cream-color, mostly single in the axils. 

 Shady grounds, Va. to 111., Mo., and Ala. May. 



5. LINN^JA, Gronov. TWIN-FLOWER. 



Calyx-teeth 5, awl-shaped, deciduous. Corolla narrow bell-shaped, almost 

 equally 5-lobed. Stamens 4, two of them shorter, inserted toward the base of 

 the corolla. Ovary and the small dry pod 3-celled, but only 1 -seeded, two of 

 the cells having only abortive ovules. A slender creeping and trailing little 

 evergreen, somewhat hairy, with rounded-oval sparingly crenate leaves con- 

 tracted at the base into short petioles, and thread-like upright peduncles fork- 

 ing into 2 pedicels at the top, each bearing a delicate and fragrant nodding 

 flower. Corolla purple and whitish, hairy inside. (Dedicated to the immortal 

 Linn&us, who first pointed out its characters, and with whom this pretty little 

 plant was a special favorite.) 



1. L. borealis, Linnaeus. Moist mossy woods and cold bogs, N. Eng. 

 to N. J. and the mountains of Md., west to Minn. ; also far north and west. 

 June. (Eu.) 



