CAPEIFOLIACE^. (HONEYSUCKLE FAMILY.) 165 



outside, yellowish within : a cultivated and less showy variety has pale yello\t 

 blossoms. 



* * Corolla ringent : the lower lip narrow, the upper broad and i-hbed. 



2. L<. gr&ta, ^t. (American; Woodbine.) Leaves smooth, glaucous 

 beneath, obovate, the 2 or 3 upper paii-s united ; flowers whorled in the axils of 

 the uppermost leaves or leaf-like connate bracts ; corolla smooth (whitish unth a 

 purple tube, fading yellowish), not gibbous at the base, fragrant. — Rocky wood- 

 lands, New York, Penn., and westward : also cultivated. May. 



3. li. flava, Sims. (Yellow Honeysuckle.) Leaves smooth, very pak 

 and glaucous both sides, thickish, obovate or oval, the 2-4 upper pairs united into 

 a round cup-like disk ; ilowers in closely approximate whorls ; tube of the 

 smooth (light yellow) corolla slender, slightly or not at all gibbous ; filaments 

 smooth. — Rocky banks. Catskill Mountains (Pursh), Ohio to Wisconsin (a 

 variety with rather short flowers), and southward along the Alleghany Moun- 

 tains. June. 



4. li. pai'viflora, Lam. (Small Honeysuckle.) Leaves smooth, ob- 

 long, green ahaoe, very glaucous beneath, the upper pairs united, all closely sessile ; 

 flowers in 2 or 3 closely approximate whorls raised on a peduncle ; corolla gib- 

 bous at the base, smooth outside (greenish-yellow tinged with dull purple), short (§' 

 long) ; filaments rather hairy below. — Rocky banks, mostly northward. May, 

 June. — Stem commonly bushy, only 2° -4° high. 



Yar. Dougl&sii. Leaves greener, more or less downy underneath when 

 young; corolla crimson or deep dull purple. (L. Douglasii, DC.) — Ohio to 

 Wisconsin northward. 



5. Li. birsnta, Eaton. (Haiby Honeysuckle.) Leaves not glaucous, 

 downy-hairy beneath, as well as the branches, and slightly so above, veiny, dull, 

 broadly oval; the uppermost united, the lower short-petioled ; flowers in ap- 

 proximate whorls ; tube of the (prange-yeUow) clammy-pubescent corolla gibbous at 

 the base, slender. — Damp copses and rocks, Maine to Wisconsin northward. 

 July. — A coarse, large-leaved species. 



§ 2. XYL6STE0N, Juss. — Upright bushy shrubs : leaves all distinct at the base : 

 peduncles axillary, single, 2-bracted and 2-Jlawei-ed at the summit ; the two berries 

 sometimes united into one : calyx-teeth not persistent. 



6. Ii. ciliata, Muhl. (Fly-Honeysuckle.) Branches straggling (3° - 

 5° high) ; leaves oblong-ovate, often heart-shaped, petiokd, thin, downy beneatli ; 

 peduncles shorter than tlie leaves ; bracts minute ; corolla funnel-form, gibbous at 

 the base (greenish-yellow, |' long), the lobes almost equal ; berries separate 

 (red). — Rocky woods; New England to Pennsylvania and Wisconsin, north- 

 ward. May. 



7. Ii. csernlea^ L. (Mountain Fly-Honeysuokle.) Low (1°-2'' 

 high) ; bi'anches upright ; leaves oval, downy when young ; peduncles very short ; 

 bracts awl-shaped, longer than the ovaries of the two flowers, which are united into on* 

 (blue) berry. (Xyldsteum vill6sum, Michx.) — Mountain woods and bogs, Mas- 

 sachusetts, New Hampshire, New York, and northward : also Wisconsin. May. 

 — Flowers yellowish, smaller than in No. 8. (Eu.) 



