204 CAPRIFOLIACE.E. (HONEYSUCKLE FAMILY.) 



the uppermost leaves or leaf-like connate bracts ; corolla smooth {whitish with a 

 puri>li'. tube, failing' yellowisii), not gibbous at the base, fragrant.* — Kocky wood- 

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



3. L. flciva, Sims. (Yellow Honeysuckle.) Leaves smooth, very jmle 

 and glaucous bulk sides, thickish, obovatc or oval, the 2-4 upjjcr pairs united into 

 round cup-like disks ; flowers in approximate whorls ; tube of the smooth (li</lif 

 yellow) corolla somewhat gibbous; lilaments almost or quite smooth. — lioeky 

 banks. Catskill mountains (Pursh), Ohio to Wisconsin (a Ibrm with rather 

 short flowers), ami SDiithward along the Alleghany Mountains. June. 



4. L. parvifl6ra, J^am. (Small IIoneyslckle.) Leaves smooth, ob- 

 long, (jneii above, very ijlaucous beneath, the ujiper pairs united, all closely sessile; 

 flowers in 2 or 3 closely appro.ximate whorls raised on a peduncle ; corolla gib- 

 bous at the base, smooth outside [greinisli-yillow tinged with dull purple), short 

 (9" long) ; filaments rather hairy below. — Rocky banks, mostly northward. 

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



Var. Douglasii. Leaves greener, more or less downy underneath when 

 young, or ciliate ; corolla crimson or deep dull purple. (L. Douglasii, D<J.) — 

 Northern Ohio to Wisconsin and northward. 



5. L. hirsuta, Eaton. (Hairy Honeysuckle.) f^eaves 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 [orange-yellow) clammy-pnlx scent corolla gibbous at 

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

 July. — A coarse, large-leaved species. 



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

 peduncles axdiary, single, 2-Jiowered at the summit ; the two berries sometimes 

 united into one : calyx-teeth not peisistent. 

 * The two flowers involucrate by 4 conspicuous and broad foliaceous bracts. 



6. L. involucrata, Banks. Pubescent, or becoming glabrous ; branches 

 4-angular ; leaves (3' - 6' long) ovate-oblong, mostly pointed, petiolcd, and with 

 a strong midrib, exceeding the peduncle ; corolla yellowisii, viscid-pubescent, 

 cylindraceous (6" -8" long); ovaries and globose berries distinct. — Deep 

 woods. Lake Superior ( C. G. Loring, Jr., Dr. Robbins) and westward. June. 



* * Brads (2 or sometimes 4) at the base of the ovaries minute. 



7. L. ciliata, Muhl. (Fly-Honeysuckle.) Branches straggling (3° - 

 5° high) ; leaves oblong-ovate, ojlen heart-shaped, petiohd, thin, downy beneath ; 

 Jiliform peduncles shorter than the leaves; corolla funnel-form, almost spurred 

 at the base (greenish-yellow, 3' long), the lobes nearly equal ; berries separate 

 {red). — lioeky woods, Mass. to Penn., Wisconsin, and northward. May. 



8. L. caerMea, L. (Mountain F.) Low (1° -2° high) ; branches up- 

 right; leuves oval, downy when young; peduncles very short; brncls awl-shaped, 

 longer than the ovarie.i of the two (yellowish) _/7o«v/s, which are united into one (blue) 

 berry. (Xylosteum villbsum, Miclix.) — Mountain woods and bogs, Khode Isl- 

 and to Wisconsin, northward. May. (En.) 



9. L. oblongifdlia, Muhl. (Swamp F.) Branches upright; leaves ob- 

 long, downy when young, smooth when old; peduncles long and slender; bractt 



