44 NORTH AMERICAN FLORA [Vor^UMH 22 



narrow, greenish-yellow, the lobes slightly spreading at tip, obtuse or barely acutish, ob- 

 long, united at base into a short tube barely 2 mm. long. 



Type locality : Spencer Valley, near Julian, San Diego County, California. 



Distribution : Southern California. 



46. Dudleya Palmed (S. Wats.) Britton & Rose, Bull. N. Y. 



Bot. Gard. 3 : 24. 1903. 



Cotyledon Palmeri S. Wats. Proc. Am. Acad. 14 : 292. 1879. 



Caulescent. Leaves narrowly triangular, 5 cm. long, 16-18 mm. broad at base, short- 

 acuminate, reddish, not mealy nor glaucous; flowering stems about 1 dm. long; inflores- 

 cence a few spreading secund racemes, somewhat glaucous ; pedicels 6-12 mm. long; calyx- 

 lobes triangular-ovate, 4 mm. long ; corolla pale lemon-yellow, 10-12 -mm. long. 



Type locality : San Simeon Bay, San lyuis Obispo County, California. 

 Distribution : Known only from the type locality. 



47. Dudleya Brauntoni Rose, Bull. N. Y. Bot. Gard. 3 : 24. 1903. 



Plants cespitose, the rootstock crowned by 6-8 rosettes of leaves. Leaves elongated, 

 strap-shaped, becoming 20 cm. long and 2 cm, broad, but often at flowering time only 10 cm. 

 long and 1 cm. broad, pale-green and very glaucous on the face, acute ; flowering stem 

 usually stout, 3-6 dm. long, pale-green, their lower leaves often quite large, the upper ones 

 ovate, acute, thickish, slightly cordate at base ; inflorescence at first somewhat compact, of 

 3 or 4 branches, these finally much elongated (10-20 cm. long) ; pedicels very short (not 

 elongated in fruit), 1-3 mm. long; calyx-lobes broadly ovate, 4-5 mm. long, acute; seg- 

 ments of corolla pale greenish-yellow, 10-12 mm. long, erect. 



Type locality : Klysian Hills, Los Angeles, California. 

 Distribution : Known only from the type locality. 



48. Dudleya brevipes Rose, Bull. N. Y. Bot. Gard. 3 : 24. 1903. 



Cespitose, the rootstock crowned by a cluster of 5 or 6 rosettes of leaves. Leaves 



+ 



lanceolate to strap-shaped, 8-10 cm. long, 10-18 mm. broad, acute to shortly acuminate, not 

 glaucous, somewhat shining ; flowering branches about 30 cm. long, naked only near the 

 base, their leaves ovate, acute, slightly cordate at base, spreading or ascending ; inflorescence 

 of several spreading branches ; pedicels very short (3-4 mm. long) ; calyx deeply 5-parted, 

 the lobes acute, glaucous ; corolla-segments reddish-yellow, acute. 



Type locality : Calmalli, Lower California. 

 Distribution : Known only from the type locality. 



49. Dudleya compacta Rose, Bull. N. Y. Bot. Gard. 3 : 25. 1903. 



Rootstock crowned by a cluster of closely set rosettes of leaves. Basal leaves oblong- 

 lanceolate, rigid, very fleshy, bright shining-green, sometimes 6 cm. long but usually less, 

 2 cm. wide or less, broadest at base, gradually narrowed toward the ovate acute tip ; flower- 

 ing stem 2-3 dm. long, reddish, not at all glaucous, its lower leaves ovate-oblong, the upper 

 ones short, broadly ovate, cordate, acutish, very thick ; inflorescence rather compact, of 

 several branches bearing a few flowers ; pedicels short, the lower ones 3-4 mm. long ; calyx- 

 lobes acutish, in herbarium specimens decidedly acute ; corolla pale straw-colored, 8-10 mm. 

 long, the segments acutish, spreading at tip. 



Type locality : Rocks about San Francisco Bay. 

 Distribution : Coast of central California. 



50. Dudleya congesta Britton, Bull. N. Y. Bot. Gard. 3: 25. 1903. 



Acaulescent, green throughout, not at all glaucous. Basal leaves rhombic-lanceolate to 

 rhombic-ovate, sharply acuminate, dull, 5 cm. long or less, 1.5-2 cm. wide; flowering 

 branch stout, about 13 cm. tall, erect, its cordate- sagittate leaves numerous, triangular, 

 acute to acuminate, the lower 1 cm. long, the upper much smaller; cyme compound, dense, 

 about 6 cm. broad ; pedicels very stout and short, 3 mm. long or less, erect ; calyx as long 

 as or a little shorter than the pedicels, its lobes ovate, sharply acute, longer than its tube. 



