CAPRIFOLIACE^l. (HONEYSUCKLE FAMILY.) 205 



minute or deciduous ; corolla deeply 2-lipped (' long, yellowish-white) ; berries 

 (purple) united or nearly distinct. Bogs, Northern New York to Wisconsin. 

 June. Shrub 2 - 5 high. Leaves 2' - 3' long. 



4. DIERVILLA, Tourn. 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 

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

 Dierville, who brought it from Canada to Tournefort.) 



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

 duncles mostly 3-flowered ; pod long-beaked. (D. Canadensis, Muhl) Rocks : 

 common, especially northward. June - Aug. Flowers honey-color, not showy, 

 like the Japanese species cultivated under the name of WEIGELA. 



D. SESSiLir6LiA, Buckley, of the mountains of North Carolina, may 

 occur in those of S. W. Virginia. 



5. TBIOSTEUM, 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 as 

 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 rpels, three, and ooreoi/, a bone, alluding to 

 three bony seeds, or rather nutlets.) 



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

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

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



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

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

 Pennsylvania to Illinois, and southward. May. 



6. SAMBUCUS, Tourn. ELDER. 



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

 spreading 5-cleft limb. Stamens 5. Stigmas 3. Fruit a berry-like juicy 

 drupe, containing 3 small seed-like nutlets. Shrubby plants, with a rank 

 smell when .bruised, pinnate leaves, serrate pointed leaflets, and numerous small 

 and white flowers in compound cymes. (Name from o-ctfi/SuKj;, an ancient mu- 

 sical instrument, supposed to have been made of Elder- wood.) 



1. S. Canadensis, L. (COMMON ELDER.) Stems scarcely woody 

 (5 - 10 high) ; leaflets 7-11, oblong, mostly smooth, Tthe lower often 3-parted ; 

 cymes flat ; fruit black-purple. Rich soil, in open places. June. Pith white. 



2. S. pubens, Michx. (RED-BERRIED ELDER.) Stems woody (2 -18 

 high), the bark warty; leaflets 5-7, ovate-lanceolate, downy underneath; cymes 



