8 14 CAPRIFOLIACE AE 



8. S. oreophilus A. Gray. Shrub glabrous or somewhat pubescent, often 

 1 m. high; leaves rather thin, oblong to broadly oval, mostly acute, about 2^cm. 

 long; corolla-tube glabrous within, 4-5 times as long as the rounded, shghtly 

 spreading lobes; fruit white, about 1 cm. long, ovoid. S, glabratus Eastw. Hill- 

 sides and river banks: Colo. — Ida. — Calif. — Ariz. — N.M. Submont. 



9. S. longiflorus A. Gray. Shrub glabrous or minutely pubescent, less than 



1 m. high; leaves spatulate-oblong to oval, thick and somewhat glaucous, 6-12 

 mm. long; corolla salverform, slender, 10-15 mm. long; tube glabrous within, 

 3-5 times as long as the oblong widely spreading lobes; fruit white, oblong; 

 stones oblong. Mountains: Utah — Nev. Suhmoni. 



w 



6. XYLOSTEON Adans. Bush or Fly Honeysuckle, Twinberky. 



Erect branching shrubs, with opposite simple leaves. Flowers axillary in 

 pairs, the common pedimcle bibracteate at the summit. Bracts and bractlets 

 k present small, lanceolate or subulate. Hypanthium ovoid or globose. Calj^c- 

 teeth 5, minute. Corolla funnelform-campanulate, more or less gibbous at the 

 base and more or less irregular; limb 5-lobed, more or less 2-Upped. Stamens 

 adnate to the corolla-tube; anthers linear or oblong. Ovaries 2-3-celled, those 

 of the two flowers often more or less united; ovules numerous in each cell, pendu- 

 lous, style slender; stigma capitate. Berry fleshy, 2-3-celled, few-seeded. 



Leaves pale or glaucous, thick, narrow, oblong; fruit black or black-blue with a bloom. 



. I, X. coeruleum. 



Leaves bright green, thin, usually broad; fruit red. 



Leaves glabrous, oval or broadly oblong. 2. X. utanmse. 



Leaves pubescent and ciliate, ovate or broadly oval, often subcordate at the base. ^ 

 Leaves roiinded at the apex; bracts 1 mm., about one-tliird as long as the ovaries. 



3. X. ebractulalum. 



Leaves acute or obtuse; bracts one-half as long as the ovaries or more. 



4. X. ciliatum, 



1. X. coeruleum (L.) Diun-Cours. Shrub erect, 5-10 dm. high; leaves 2-4 

 cm. long, roimded at the apex, pale and more or less pubescent beneath, gla- 

 brate above; flowers short-peduncled; bracts linear-subulate, longer than the 

 ovaries; corolla yellow, 12-15 mm. long, often pubescent; ovaries of the two 

 flowers wholly united, forming in fruit an oblong, bluish-black berry. Lonicera 

 coerulea L. Low grounds: Lab.— Pa.— Wis.— Wyo.— Calif.— Alaska; Eurasia. 

 Submont, — Mont, Je. • 



2. X. utahense (Wats.) Howell. Shrub low and rather simple, perfectly 

 glabrous and with light bark; leaves usually broadly oval, obtuse at both ends, 

 glabrous, thin, 3-5 cm. long; bracts subulate, about half as long as the slightly 

 imited, divergent ovaries; corolla light yellow, funnelform, nearly 2 cm. long; 

 fruit almost globular, red, 6-8 mm. in diameter. L. utahensis S- Wats. Mountam 

 woods: B.C. — Utah — Wyo. — Mont. Submont. 



3. X. ebractulatum Rydb. Shrub divaricately branched, 1-2 m. high, 

 with gray bark; leaves short-pet ioled, thin, light green, somewhat glaucous ana 

 hairy beneath, ciUate on the margins, elliptic to broadly ovate, obtuse, roundea 

 or cordate at the base, 2-6 cm. long; bracts small, 1 mm. long and scarcely one- 

 third as long as the divergent ovaries; bractlets none; corolla funnelform, about 



2 cm. long, hairy within; ovaries almost distinct; fruit red, 6-8 mm. in diameter. 

 L. ebradulata Rydb. In canons and open woods: B.C. — Mont. — Wyo.— l^la. 



Submont, 



4. X. cUiatum (Muhl.) Pursh. Shrub, 1-2 m. high, with glabrous branches; 

 leaves thin, bright green, ovate, rounded or cordate at the base, pubescent beneatn 

 when young, more glabrate in age, strongly ciliate on the margins; bracts ^^^H. 

 half as long as the divergent, almost distinct ovaries; bractlets minute, ^^^^ .' 

 corolla light vellow, almost regular, about 16 mm. long; fruit ovoid, red, about 

 6 mm. in diameter. L. ciliala Muhl. Moist woods: N.S.— Pa.— IMich.— basK. 



Boreal, 



7. DISTEGIA Raf. Sw.\mp Honeysuckle, Bearberry. 



Erect shrubs, with opposite leaves and 2-3-flowered axillary peduncled clus- 

 ters. Bracts and bractlets close under the flowers, broad oval or ovate, oiten 



