=~ = = =, 
_LEWISLA. , PORTULACACE ZS. 91 
OREOBROMA. 
P. oleracea L. Sp. 445. Glabrous and usually purplish: stems pros- 
trate, 2-20 inches long: leaves flat, fleshy, obovate to spatulate, rounded at 
the summit: stipules minute: sepals acute, carinate; petals yellow, 1-2 
lines long: stigmas 5: capsule 3-5 lines long: seeds dull, black, finely tu- 
berculate: flowers sessile, axillary. Cultivated grounds and waste places 
throughout North America, Europe, etc. 
2 LEWISIA Pursh. FI. 368. 
Low acaulescent succulent perennials with thick fleshy roots, 
short 1-flowered scapes that are joined and bracteolate near the 
middle, and large usually pink flowers. Sepals 6-8 distinct, mar- 
cescent-persistent. Petals 8-16, large and showy. Stamens nu- 
merous, Style 5-8 parted nearly to the base. Capsule circum- 
scissile at the very base then bursting irregularly, many-seeded. 
Seeds black and shining. Cotyledons accumbent. 
L. rediviva Pursh.1.c. Leaves densely clustered at the crown of the . 
thick caudex, linear-oblongysubterete 1-2 inches long, smooth and glau- 
cous: scapes but little longer than the leaves, sepals broadly ovate, un- 
equal, partly scarious 6-9 lines long, petals narrowly oblong: 9-16 lines 
jong, pink or rose-color to white: capsule broadly ovate, 3 lines long. On 
op of the highest hills and mountains east of the Cascade Mountains 
prom California to British Columbia and the Rocky Mountains. 
3 OREOBROMA Howell Eryth. i, 31. 
Low acaulescent perennials wich fleshy roots with or without a 
multicipital caudex bearing tufted leaves and scapose stems 
which are jointed at the base and 2-bracteolate below the inflor- 
escence.’ Sepals 2, rarely apparently 4, persistent. Petals 3-10 
or more. Stamens 5-20 or more tsually not of the same num- 
ber as the. petals. Style deeply 2-/-cleft. Capsule membran- 
aceous, circumscissile at. the base, thence splitting upwards irreg- 
ularly, many seeded. Cotyledons incumbent. 
* Root branching, the caudex at the surface of the ground: nerves 
of bracts and sepals excurrent and gland-tipped: stems terminating 
_in open paniculate many-flowered bracted racemes. 
0. Leana Howell |. c. Culandrinia Leana Porter’ Bot. Gaz. i, 48. 
Leaves numerous, terete or some of the other ones subspatuiate, acute, 1- 
2 inches long, smooth and glaucous: scapose stems, 38-6 inches high; sepals 
rounded a line long by 144 lines broad: petals 6-8, obovate, bare retuse or 
entire 3 lines long, red to white with darker veins. In beds of tale on high 
exposed ridges of the Siskiyou Mountains. 
0. Columbiana Howell |. ¢. 32. Calandrinia Columbiana Howell Gray 
’ Proc. Am. Acad. xxii, 277. Leaves numerous, linear-spatulate flat 144-3 
inches long, not glaucous: scapose stems 5-12 inches high: sepals rounded 
or truncate, a line long 14-2 lines broad: petals 4-7, oblong, more or 
less truncate, deeply emarginate to entire, rarely several-toothed at 
apex, 5-6 lines long, white or pink with dark red veins. On bare exposed 
basaltic rock along the Columbia river below the Cascades., Cascade 
Mountains lat. 49, Lyall. 
0. Cotyledon Howell 1. c. 32. Calandrinia Cotyledon Watson Proc. Am. 
Acad. ax, 355. Leaves flat, spatulate or oblanceolate 1-2 inches long by 6- 
12 lines broad, imbricated in a dense rosulate tuft: stems rather stout, 6- 
12 inches high, sometimes with 2 pairs of bracts below the short cymose 
panicle: sepals 14-2 lines long ovate or orbicular; petals 5-10, 6-8 lines 
