166 CAFRiFOLiACE.fi. (HONEYSUCKLE FAMILY.) 



8. It. obloiigri folia, Muhl. (SWAMP FLY-HONEYSUCKLE.) Branches 

 upright ; leaves oblong, downy when young, smooth when old ; peduncles long and 

 slender ; bracts almost none ; corolla deeply Z-lipped ; berries (purple) formed by the 

 union of the two ovaries. Bogs, N. New York to Wisconsin. June. Shrub 

 2 -4 high. Leaves 2' -3' long. Corolla |' long, yellowish-white. 



L. TATARICA, the TARTARIAN HONEYSUCKLE ; L. CAPRIFOLIUM, the 

 COMMON HONEYSUCKLE ; and L. PERICLY'MENUM, the true WOODBINE, are 

 the commonly cultivated species. 



4. DIERVILX.A, Toura. BUSH HONEYSUCKLE. 



Calyx-tube tapering at the summit ; the lobes slender, awl-shaped, persistent. 

 Corolla funnel-form, 5-lobed, almost regular. Stamens 5. Pod ovoid-oblong, 

 pointed, 2-celled, 2-valved, septicidal, many-seeded. Low, upright shrubs, with 

 ovate or oblong pointed serrate leaves, and cymosely 3 - several-flowered pedun- 

 cles, from the upper axils, or terminal. (Named in compliment to M. Dierville, 

 who sent it from Canada to Tournefort.) 



1. D. trifida, Moench. Leaves oblong-ovate, taper-pointed, petioled; 

 peduncles mostly 3-flowered ; pod long-beaked. (D. Canadensis, Muhl.)' 

 Eocks ; common, especially northward. June -Aug. Flowers honey-color, 

 not showy. 



D. SESSILIF6LIA, Buckley, of the mountains of North Carolina, may occur 

 in those of S. W. Virginia. 



5. TRIOST-EUM, L. FEVER-WORT. HORSE-GENTIAN. 



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

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

 5. Ovary mostly 3-celled, in fruit forming a rather dry drupe, containing a3 

 many angled and ribbed 1-seeded bony nutlets. Coarse, hairy, perennial herbs, 

 leafy to the top ; with the ample entire pointed leaves tapering to the base, but 

 connate round the simple stem. Flowers sessile, and solitary or clustered in 

 the axils. (Name from rpets, three, and 6<rreov, a bone, alluding to three bony 

 seeds, or rather nutlets.) 



1. T. perfoliatlllll, L. Softly hairy (2 -4 high) ; leaves oval, abruptly 

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

 Rich woodlands ; not rare. June. Fruit orange-color, |-' long. 



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

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

 S. Pennsylvania to Illinois, and southward. May. 



6. SAMB1JCUS, Tourn. ELDER. 



Calyx-lobes minute or obsolete. Corolla urn-shaped, with a broadly spread- 

 ing 5-cleft limb. Stamens 5. Stigmas 3. Fruit a berry-like juicy drupe, con- 

 taining 3 small seed-like nutlets. Shrubby plants, with a rank smell when 

 bruised, pinnate leaves, serrate pointed leaflets, and numerous small and wbito . 



