CAtRIFOLIACE^. (HONEYSUCICLE FAMILY.) 219 



9. V. ntldum, L. Obscurely scurfy -punctate ; leaves more v e in ij, thick- 

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

 4' long) ; peduncle usuallt/ equalling the cyme. — N. J. to Fla. 



•1- •)- Compound ci/mes sessile, 3 - 5-rayed ; drupes oval, 5 - 7'' long. 



10. V. LentagO, L. (Sweet Viburnum. Sheep-berry.) Leaves ovate, 

 strongly pointed, closely and very sharply serrate ; petioles long and margined ; 

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

 high. — AVoods and banks of streams, from the Atlantic to Mo., Minn., and 

 northward. Fl. in spring. 



11. V. prunifolium, L. (Black Ha av.) Leaves oval, obtuse ox &\\g\].t\\ 

 pointed, ^/77ie/// 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 - H' long), shining ; cymes 

 small ; fruit b" long, black. — River-banks and swamps, Ya. to Fla. May. 



4. TRidSTEUM, 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 calyx. 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 nairy {2-4° high) ; leaves oval, abruptly 

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

 fruit orange-color, Y long. — Rich woodlands, Canada and N. Eng. to Minn., 

 Iowa, and Ala. June. Also called Tinker's-weed, Wild Coffee, et«. 



2. T. angUStif61iUIIl, L. Smaller, bristly-hairy ; leaves lanceolate, taper- 

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

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



5. LINN^A, 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 creuate 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 

 LinncEus, who first pointed out its characters, and with whom this pretty little 

 plant was a special favorite.) 



1. L. borealis, Linnn?rs. — 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.) 



