Calyx-teeth very short. Corolla tubular or funnel-form, often gibbous at the base, irregularly or almost regularly 5-lobed. Stamens 5. Ovary 2--3-celled. Berry several-seeded.--Leaves entire. Flowers often showy and fragrant. (Named in honor of _Adam Lonitzer_, latinized _Lonicerus_, a German herbalist of the 16th century.) § 1. XYLÓSTEON. _Upright bushy shrubs; leaves all distinct; peduncles axillary, single, 2-flowered at the summit; the two berries sometimes united into one; calyx-teeth not persistent._ [*] _Bracts (2 or sometimes 4) at the base of the ovaries minute._ 1. L. ciliàta, Muhl. (FLY-HONEYSUCKLE.) Branches straggling (3--5° high); _leaves oblong-ovate, often heart-shaped, petioled, thin_, downy beneath; _filiform peduncles shorter than the leaves_; corolla funnel-form, almost spurred at the base (greenish-yellow, ¾´ long), the lobes nearly equal; _berries separate (red)_.--Rocky woods, N. Brunswick to Penn. and Minn. May. 2. L. cærùlea, L. (MOUNTAIN F.) Low (1--2° high); branches upright; _leaves oval_, downy when young; _peduncles very short; bracts awl-shaped, longer than the ovaries, which are united into one (blue) berry_; flowers yellowish.--Mountain woods and bogs, Lab. to R. I., Minn., and northward. May. (Eu.) 3. L. oblongifòlia, Muhl. (SWAMP F.) Shrub 2--5° high, branches upright; _leaves_ (2--3´ long) _oblong_, downy when young, smooth when old; _peduncles long and slender; bracts minute or deciduous; corolla deeply 2-lipped_ (½´ long, yellowish-white); _berries (purple) united_ or nearly distinct.--Bogs, N. New Eng. and N. Y., to Minn. June. [*][*] _The two flowers involucrate by 4 conspicuous and broad foliaceous bracts._ 4. L. involucràta, Banks. Pubescent, or becoming glabrous; branches 4-angular; leaves (2--5´ long) ovate-oblong, mostly pointed, petioled, and with a strong midrib, exceeding the peduncle; corolla yellowish, viscid-pubescent, cylindraceous (6--8´´ long); ovaries and globose dark-purple berries distinct.--Deep woods; shores of L. Superior, and north and westward. § 2. CAPRIFÒLIUM. _Twining shrubs, with the flowers in sessile whorled clusters from the axils of the (often connate) upper leaves, forming interrupted terminal spikes; calyx-teeth persistent on the (red or orange) berry._ [*] _Corolla trumpet-shaped, almost regular; stamens and style little exserted._ 5. L. sempérvirens, Ait. (TRUMPET HONEYSUCKLE.) Flowers in somewhat distant whorls, scentless, nearly 2´ long, deep red outside, yellowish within or rarely throughout; leaves oblong, smooth, the lower petioled, the uppermost pairs connate.--Copses, Conn. to Ind., and southward; common in cultivation. May--Oct.--Leaves deciduous at the north. [*][*] _Corolla ringent; the lower lip narrow, the upper broad and 4-lobed; stamens and style conspicuously exserted._ [+] _Corolla-tube an inch long, glabrous inside; stamens and style glabrous._