HONEYSUCKLE FAMILY 235 



1. S. racemdsus Michx. A much-branched shrub, 3 or 4 

 ft. high. Leaves roundish, ^ to 1/^ i n - long, entire or 

 toothed or lobed, glabrous, or barely pubescent beneath. 

 Corolla cup-shaped, not l / A in. long. — Low altitudes; reported 

 from Yosemite Valley. 



2. S. mollis Nutt. A low shrub, rarely 2 ft. high. Leaves 

 oval or round, y 2 to $4 i n - long, entire or with few teeth, 

 velvety-pubescent. Corolla shallowly cup-shaped, % to 

 nearly % in. long, lobed nearly to the middle. — Foothills up 

 to at least 8400 ft. alt. (above Muir Gorge); a common 

 species. 



3. S. rotundifdlius Gray. Shrub, commonly 3 or 4 ft. high. 

 Leaves orbicular to elliptic, J^ to 1 in. long, entire or lobed, 

 minutely pubescent or becoming glabrous. Corolla nearly 

 tubular, over *4 m - long, the lobes one-half or one-third the 

 length of the tube. Nutlets of fruit obtuse at both ends. — 

 Sierra Nevada north and south of us; hence to be expected 

 within the Park boundaries. 



4. S. oreophilus Gray. A twiggy shrub, 3 to 5 ft. high. 

 Leaves thinner than in no. 3, elliptic or rarely ovate, 5^ to 

 1 in. long, commonly glabrous. Corolla narrow, the lobes 

 only one-fourth the length of the tube. Nutlets of fruit 

 pointed at base. — The common species in the high mountains. 



3. LONICERA. Honeysuckle. 

 Shrubs and twining woody vines with normally entire 

 leaves. Calyx-tube ovoid or globose, with 5 short teeth or 

 truncate. Stamens 5. Style slender. 



Leaves all distinct; flowers 2 or 3 on each peduncle. 



Flowers yellow, with narrowly linear bracts 1. L. coerulea. 



Flowers yellow, with ovate leaf -like bracts 2. L. involucrata. 



Flowers nearly black, naked 3. L. conjugialis. 



Upper leaves united in pairs; flowers sessile, yellow 4. L. interrupt a. 



1. L. coerulea L. Stems 1 or 2 ft. high, erect. Leaves 

 thick, veiny beneath, oblong-elliptic, 24 to V/2 in. long. 

 Peduncles much shorter than the cluster of 2 or 3 flowers 

 which is subtended by linear or narrower bracts. Corolla 

 Yz in. long, pale yellow, nearly regular. Berry black, with a 

 blue bloom. — Reported from Crescent Lake. 



2. L. involucrata Banks. Twinberry. A leafy shrub, 2 to 

 10 ft. high. Leaves ovate or oblong, acute or more abruptly 

 contracted to apex, 1^2 to 5 in. long, short-petioled. Peduncle 

 y 2 to 2 in. long, with a pair of leafy bracts beneath the cluster 



