CAPRIFOLIACE.E. (HONEYSUCKLE FAMILY.) 221 



3. L. Oblongifdlia, 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 

 (-' 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. involucrata, 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. CAPRIFOLIUM. 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. semp^rvirens, 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. 

 I- Corolla-tube an inch long, glabrous inside ; stamens and style glabrous. 



6. L. grata, Ait. (AMERICAN WOODBINE.) Leaves smooth, glaucous 

 beneath, obovate, the 2 or 3 upper pairs united ; flowers whorled in the upper- 

 most axils ; corolla whitish with a purple tube, fading yellowish, not gibbous 

 at base, fragrant. Rocky woodlands, N. J. and Penn. to Mich, and Mo., and 

 southward ; also cultivated. May. 



4- -i- Corolla hairy within, the tube 6" long or less. 



7. L. hirsuta, Eaton. (HAIRY HONEYSUCKLE.) Twining and rather 

 high-climbing ; leaves deep green above, downy-hairy beneath, as well as the 

 branches, veiny, dull, broadly oval, the uppermost united, the lower short- 

 petioled ; flowers in approximate whorls ; tube of the (orange-yellow) clammy- 

 pubescent corolla gibbous at base, slender. Damp copses and rocks, Maine 

 to Penn., Mich., and Minn. July. A coarse large-leaved species. 



8. L. Sullivantii, Gray. At length much whitened with glaucous bloom, 

 3-6 high, glabrous; leaves oval and obovate-oblong (2-4' long), sessile and 

 mostly connate on the flowering stems, the uppermost into an orbicular disk ; 

 corolla pale yellow; Jilaments nearly glabrous. (L. flava of former edition, 

 mainly.) Ohio to 111., Minn., and L. Winnipeg; also in Tenn. and N. C. 



9. L. glauca, Hill. Glabrous, or lower leaf-surface sometimes puberu- 

 lent, 3-5 high; leaves oblong (2-3' long), glaucous but less whitened than 

 in the last, the 1-4 upper pairs connate ; corolla greenish-yellow or purplish; 

 tube only 3 - 4" long, within and also style and base of Jilaments hirsute. (L. par- 

 viflora, Lam., and part of var. Douglasii, Gray.) Rocky grounds, N. Eng. 

 and Penn. to Minn., and northward. 



