166 CRASSULACEAE. 



feet flowers in terminal often 1 -sided cymes. Calyx 

 4-5-lobed. Petals 4-5, distinct. Stamens 8-10, perigy- 

 nous, the alternate ones usually attached to the petals, 

 their filaments filiform or subulate. Scales of the recep- 

 tacle entire or emarginate. Carpels distinct or united 

 at the base; styles short. 



1. S. obtusatum Gray, Glaucous and often mealy, from a 

 branched rooting caudex, 10-15 cm, high, simple; leaves very thick, 

 obovate or spatulate, flat, 15-20 mm. long; cymes of rather numerous 

 scattered branches; pedicels 2-4 mm, long; petals oblong-lanceolate 

 or obovate, acute, pale yellow, 6-8 mm, long, little exceeding the 

 stamens and style; calyx broadly campanulate, sepals 3-4 mm. long, 

 broad, obtusish. 



Mount Disappointment, Davidson. 



2, S. spathulifolium Hook. Similar in habit to the last, but the 

 cyme approximate; pedicels shorter or the flowers sessile; sepals 

 3 mm, long, ovate, acute; petals yellow, lanceolate, acute, 6-8 mm. 

 long, scarcely exceeding the stamens and style. 



Lytle Creek Canyon near the falls, 



2, HASSEANTHUS Rose. 



Stems several, arising from small globose or oblong 

 corms. Basal leaves linear, terete, narrowed below into 

 flattened petioles; stem-leaves narrowly ovate, turgid 

 but somewhat flattened. Calyx 5-lobed. Corolla-seg- 

 ments united at base into a short tube, yellow or white 

 changing to purple. Carpels 5, united at base, widely 

 spreading. 



1. H. elongatus Rose. Stems slender, 10-15 dm, high; leaves 

 linear, elongated, not at all variegated; cyme branches simple, 

 widely spreading, 2-4 cm. long; calyx-lobes oblong; corolla bright 

 yellow. 



Described from specimens collected in the San Joaquin Hills by 

 the author. What seems to be the same has also been collected in 

 the Santa Ana Mountains by Helen D. Geis. 



2. H. multicaulis Rose, Perennial by an oblong corm, 2-3 cm. 

 long; stems 2-5, rather stout, 1-1,5 cm. high, variegated, glabrous, 

 not at all glaucous; basal leaves 3-4 cm, long, terete, acute; stem 

 leaves 1-2,5 cm, long, ovate-oblong, acute or acuminate, turgid or 

 somewhat flattened; inflorescence of several secund, many-flowered 

 racemes; flowers subsessile; calyx-lobes ovate, obtuse; flower-buds 

 pinkish, obtuse; corolla-lobes widely spreading above the middle, 

 pale yellow, tinged with red, 7-8 mm, long, slightly united at base. 



Described from specimens collected by Dr. Hasse on sterile clay 

 bluffs near Santa Monica. 



