SAXIFRAGACEAE. 171 



styles distinct, persistent, at length divergent. Fruit of 

 2 follicles or a 2-lobed or 2-beaked capsule, dehiscent 

 down the beaks or the ventral suture. Seeds smooth. 



1. S. calif omica Greene. Scape 15-45 cm. high; leaves few, 

 rather thick, reddish veined, sparsely glandular-villous, oval, oblong 

 or elliptic, 25-50 mm. long, coarsely crenate to repand-denticulate; 

 petioles rather broad, 12-25 mm, long; inflorescence cymose-panicu- 

 late; calyx nearly free from the ovary, its segments reflexed; petals 

 oblong, 3 times as long as the calyx, white or rose-tinted; filaments 

 subulate, inserted under the edge of an elevated perigynous disk. 



Arroyo Seco, McClatchie; near Glendale, Davidson. 



3. HEUCHERA L. 



Perennial herbs with stout rootstocks, mostly basal 

 long-petioled rounded usually cordate leaves, and slender 

 scapes. Inflorescence in ours paniculate, bracteate, 

 bearing small mostly purple flowers. Calyx campanu- 

 late or in fruit somewhat urceolate, 5-lobed, the lobes 

 obtuse and sometimes unequal, the tube coherent with 

 lower half of the ovary. Petals unguiculate, small, en- 

 tire, inserted on the throat of the calyx. Stamens 5, ex- 

 serted or included; anthers 2-celled. Ovary and cap- 

 sule 1-celled, with 2 parietal placentae, more or less 2- 

 beaked, the beaks tapering into the slender styles, 

 dehiscent between the beaks. Seeds numerous, minute, 

 papillose. 



1. H. elegans Abrams. Scape 25-35 cm. high, villous-hirsute; 

 leaves thickish, round-cordate, 1-2 cm. broad, crenately lobed and 

 toothed, the margins ciliate, otherwise glabrous; petioles 2-2.5 cm. 

 long, villous; stipules scarious, the free portion narrowly lanceolate, 

 2-3 mm. long, ciliate with long slender hairs; panicles 14-18 cm. 

 long, villous-pubescent throughout and somewhat glandular, its 

 branches cymose, 3 cm. long, usually 9-flowered, the uppermost 

 becoming reduced; bracts subtending the branches about 4 mm. 

 long, lacerate, those subtending the pedicels similar but somewhat 

 reduced; calyx pink, villous, 8-10 mm. long, narrowly campanulate, 

 its lobes narrowly oblong, about 3 mm. long; petals white, lanceolate- 

 spatulate, 5-6 mm. long, narrowed below to a slender claw; stamens 

 included. 



Frequent in rocky places in the higher altitudes of the chaparral 

 belt. Mount Gleason; Mount Lowe; Mount Wilson. 



4. LITHOPHRAGMA T. & G. 



Slender perennial herbs from mostly grumous roots, 

 with chiefly basal round-cordate toothed or lobed leaves, 



