Spraguea. PORTULACACE^. 



acutish : petals 2 to 4 lines long, pale rose-color. - Pacif. E. Rep. iv. 70. C lance 



8. C. tnphylla, Watson. A similar species, slender, the cauline leaves 3 in a 

 whorl, or rarely 2, narrowly linear: raceme compound, pedunculate; the pedicels 

 each with a smaU scarious bract : sepals rounded, obtuse : petals 2 lines lom^ - 

 Proc. Am. Acad. x. 345. ^ »• 



9. C. umbellata Watson Very low and fleshy : cauline leaves two, opposite 

 orbicular or rhomboidal to ob ong-ovate, 4 to 9 hnes long, on slender petioles' 

 flowers 3 to 5 ma sessile umbel shorter than the leaves : petals 3 to 4 hnes Ion- a 

 little exceeding the rounded obtuse sepals. — Bot. King Exp. 43, t. 6. °' 



On Mt Davidson and in Truckee Pass, Nevada ( JFatson) ■ near Steamboat Spriii-, w Nevada 

 Mann. Probably in northeastern California. "-^^ -lJiui„S w. iNevacta, 



* * * Perennial, with a thickened caudex. 



10. C. Nevadensis, Watson. Apparently propagating by runners, the leaves 

 and scapes clustered at the summit of a rather slender rootstock : leaves orbicular 

 or obovate, an inch or less in diameter, abruptly attenuate into a very slender peti- 

 ole : scapes about equalling the leaves, with a pair of sessile oblong-ovate leaflets 4 

 to b Jines long : flowers umbellately fascicled or in 2 or 3 very short racemes : sepals 

 ovate-oblong, acute : petals broadly spatulate, 4 lines long, with narrow claws. 



Northern Sierra Nevada, Lemvion. Nearest C. sarmcntosa, Meyer, of Alaska, a more slender 

 srecies, with long racemes rounded sepals, and petals broad at baL O. arcUca, of Akskt &c , 

 and a megarrhiza of the Kocky Mountains have decidedly fusiform roots. 



4. MONTIA, Linn. 



Sepals 2, ovate, persistent, herbaceous. Petals 5, united at base, 3 somewhat 

 smaller. Stamens 3, rarely more, on the tube of the corolla. Ovary free, 3-ovuled • 

 style 3-cleft, very short. Capsule 3-valved, 3-seeded. Seeds black, duU, tuber- 

 culate, rarely smoothish and shining. —A smaU branching glabrous succulent annual ; 

 with opposite leaves, and small axillary or racemose flowers. A single species. 



1. M. fontana, Linn. Stems procumbent or ascending, 1 to 3 inches Ion" • 

 leaves spatulate to linear-oblanceolate, 3 to 9 lines long : flowers a line Ion- or lesl • 

 capsule globose. —Torr. & Gray, Fl. i. 202. M. fontana & lamprospenm, Cham." 

 m Lmnaea, vi. 565, t. 7. ^ i ^ 



T^I,tf^r-^^''n^''''^^'T'''r?''' and in the foot-hills of the Sierra Nevada, and northward to 

 f^fm cf^Siy'^r;;:^^^^^ ^ ^"-^l"' '• ^^^^*^"^^' ^^- ^^^^^^ ^^^^^y ^-tingulshed 



5. SPBAGUEA, Torr. 

 Sepals 2, orbicular-cordate, scarious-hyaline, persistent. Petals 4. Stamens 3. 

 Ovary 8-10-ovuled : style long, bifid at the apex. Capsule 2-valved, membrana- 

 ceous. Seeds black and shining. — A glabrous biennial herb ; with mostly radical 

 fleshy leaves, and ephemeral flowers in dense scorpioid spikes umbellate-clustered 

 on a scape-like peduncle. 



1. S. umbellata, Torr. Stems several from a thickened root, simple, erect or 

 ascending, 2 to 12 inches high : radical leaves spatulate or oblauceolate, on tliick 



