36 NORTH AMERICAN FLORA [V01.UME 22 



5. Dudleya tenuis Rose, Bull. N. Y. Bot. Gard. 3 : 14. 1903. 



Acaulescent. Leaves forming a rosette, oblong-lanceolate, 3-4 cm. long, acuminate, 

 som.ewhat glaucous ; flowering stems slender, 1-2 dm. high ; inflorescence a slender panicle, 

 consisting of several elongated erect branches ; pedicels very short, 1 mm. long or less ; 

 calyx deeply 5-parted, its lobes broadly lanceolate, acute, 2-2.5 mm. long; corolla 6-8 mm. 

 long, narrow, at first yellowish, in age becoming reddish, the segments united for about 

 one-half their length. 



Type locality : Mountains of Lower California. 

 Distribution : Known only from the type locality. 



6. Dudleya angustiflora Rose, Bull. N. Y. Bot. Gard. 3 : 14. 1903. 



Acaulescent. Leaves forming a rosette, lanceolate, 3-4 cm. long, acute or acuminate, 

 very glaucous; flowering stems slender, 1.5-2 dm. high; inflorescence a somewhat spread- 

 ing panicle with 2-4 elongated branches ; pedicels slender, 4-12 mm. long ; calyx glaucous, 

 deeply 5-parted ; its lobes broadly lanceolate, acute, 3 mm. long ; corolla very narrow, 10-12 

 mm. long, reddish (at least drying so), its segments united into a tube 2 mm. long ; stamens 

 about two-thirds as long as the corolla, borne on its tube ; carpels erect. 



Type locality : Daunt, Tulare County, California. 

 Distribution : Known only from the type locality. 



7. Dudleya reflexa Britton, sp. nov. 



Acaulescent, the basal leaves numerous, narrowly oblong-lanceolate, 7 or 8 cm. long, 

 about 1.5 cm. wide, spreading, bright-green and shining, not at all glaucous. Flowering 

 stems stout, weak, about 2 dm. long, their leaves triangular-lanceolate, sagittate, 2 cm. long 

 or less, the lower strongly reflexed, the upper shorter and broader, triangular-ovate, spread- 

 ing or reflexed; inflorescence of three one-sided racemes, each forked, 1-1.5 dm. long, 

 recurved, stout, light-green ; pedicels stout, 1,5 cm. long or less; calyx about 8 mm. long, 

 5-cleft, the lobes narrowly lanceolate, acute, twice as long as the tube, green and shining ; 

 corolla 15-18 mm. long, light-red to pink, its segments lanceolate, acuminate, about 4 times 

 as long as the tube ; stamens about three-fourths as long as the corolla, a little shorter than 

 the erect pistils, which are separate to the base. 



Southern California, sent by Miss Mary T. Bryce in 1902 ; flowered at the New York Botanical 

 Garden, November, 1903. 



8. Dudleya Abramsi Rose, Bull. N. Y. Bot. Gard. 3 : 14. 1903. 



A very delicate little perennial with a thick caudex crowned by a dense rosette of small 

 (2 cm. long) linear-ovate, acuminate, somewhat glaucous leaves. Flowering stems slender, 

 6-7 cm. long, naked below, and with a few scattered ovate acute bracts above ; inflorescence 

 2-branched (in two specimens seen), each branch bearing a secund raceme of several sub- 

 sessile flowers ; calyx 3 mm. long, its lobes triangular-lanceolate, acute, about twice as 

 long as the tube ; corolla slender, 8-9 mm. long, the tube longer than the calyx, the lobes 

 narrow, acute, yellow, striped on the back with deep-red, much longer than the slender 

 styles and stamens. 



Type locality : Crevices of rocks, west of Jacumba, San Diego County, California. 

 Distribution : Known only from the type locality. 



9. Dudleya pumila Rose, Bull. N. Y. Bot. Gard. 3 : 14. 1903. 



Acaulescent. Leaves forming small dense rosettes, very glaucous, 2-3 cm. long, ovate, 

 acute; flowering stems delicate, less than 1 cm. long, bearing small ovate leaves; inflores- 

 cence of 2 or 3 slender branches, ascending or spreading ; pedicels 6-10 mm. long ; calyx 

 pale, glaucous, its lobes lanceolate-ovate, 2-3 cm. long, acute or sometimes obtusish ; corolla 

 10-13 mm. long, the lobes very narrow, acute, much longer than the stamens. 



Type locality : San Bernardino Mountains, California. 

 Distribution : Known only from the type locality. 



