triangular-ovate lobes coarsely doubly crenate-serrate, the lateral lobes sometimes 

 again lobed, somewhat glandular-pubescent at least on lower surface; raceme 

 pubescent, with as many as 15 drooping flowers; bracts lanceolate, to about 1 cm. 

 long; hypanthium broadly tubular-campanulate, 3.5-4.5 mm. long, yellowish- 

 green to greenish-white; calyx with reflexed oblong-spatulate to oblong lobes 

 usually slightly shorter than hypanthium; petals whitish or greenish-white, oblong 

 to oblong-obovate, 2.5-3 mm. long; stamens subequal to petals, the glabrous 

 filaments broad below; berry ovoid, about I cm. long, smooth, unpalatable. 



Swamps, wet soil on stream banks, and moist ravines and canyons, in N. M. 

 (San Miguel Co.), May-June; N.S. s. to Va., w. to Alta. and N. M. 



4. Ribes mogoUonicum Greene. 



Glandular unarmed shrub to 3 m. tall, erect to low-spreading; young branches 

 puberulent but soon glabrous; leaves with petioles subequal to the blade, broadly 

 orbicular in outline and 3- or 5-lobed, deeply cordate at base, the broadly ovate 

 lobes finely doubly serrate-dentate, bright green and glabrous on upper surface, 

 paler and somewhat glandular-puberulent on lower surface; racemes 2-5 cm. long, 

 spreading to erect, in part glandular-puberulent; bracts oblong-spatulate 4-5 mm. 

 long, equal to or about twice as long as pedicels; hypanthium broadly saucer- 

 shaped, 1-1.5 mm. long, crisp-puberulent; calyx lobes oblong, 2.5-3.5 mm. long, 

 spreading, several-veined; petals whitish-green to yellowish-green, flabelliform, 

 less than half as long as calyx lobes; stamens about equal to the petals, scarcely 

 exserted; berry ovoid, black, glandular, about 1 cm. long. R. Wolfii of auth. 



About lakes and in seepage areas, moist woods, in N. M. (widespread in 

 higher mts.) and Ariz. (Apache, Coconino and Graham cos.), May-Aug.; Colo, 

 and Ut. to N. M. and Ariz. 



7. Jamesia T. & G. 



A monotypic genus of western North America. 



1. Jamesia americana T. & G. 



Erect much-branched shrub to 2 m. tall, the grayish- to reddish-brown bark 

 shreddy, the young twigs strigose or short-villous; leaves opposite, ovate, 1.5-2.5 

 cm. long, thinnish, prominently crenate-serrate with the teeth mucronulate, the 

 lower surface strigose-canescent, the upper surface sparsely strigose and bright- 

 green, the prominent lateral veins impressed on the upper surface; flowers numer- 

 ous in dense cymes; pedicels and hypanthium strigose; sepals triangular-ovate, 

 about 2.5 mm. long; petals 5, white or pink, narrowly oblong-ovate, 6-7 mm. 

 long; stamens 10, the filaments broad and flat; styles 3 to 5, elongating after 

 anthesis, becoming twice the length of the calyx; capsule about half inferior, 

 conic, beaked by the persistent style. 



On rock ledges and canyon walls, commonly along mt. streams and often with 

 its roots in running water, widespread in mts. of N. M. and Ariz. (Cochise, 

 Graham and Pima cos.), June-Aug.; Wyo. to N.M., Ariz, and Calif. 



An ornamental shrub that is occasionally cultivated. 



Fam. 71. Hamamelidaceae R. Br. Witch-hazel Family 



Shrubs or trees with alternate simple leaves and deciduous stipules; flowers 

 in heads or clusters, often polygamous or perfect; calyx (when present) adherent 

 to the base of the ovary; petals (when present) inserted on the calyx, narrow, 

 valvate or imbricate in the bud; stamens numerous or twice as many as the 

 petals and with half of them (those opposite the petals) sterile and changed into 

 scales; ovary of 2 pistils united below and forming a 2-beaked 2-celled woody 



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