" MONTIA. PORTURACACEZ. 95 
culate, small, dull black. In wet places, Columbia river valley from The 
Dalles westward. 
M. linearis Greene Fl. Francis. 181. Claytonia linearis Dougl. Stems 
erect or spreading 2-6 inches long, branching from the base: leaves lin- 
ear, sessile by a clasping base, 1-3 inches long, flowers in lax terminal 
often secund racemes: stamens 3, (rarely 2 or 5): sepals broadly elliptical, 
2 lines-long, often partly scarious and colored; petals a little longer: seeds 
black and lustrous, a line broad, the largest in the geaus, flat and sharply 
margined. In moist or wet places, Vancouver Island to northern 
California. 
++ ++ Stamens 5, seeds closely striate and transversely lineolate. 
M. diffusa Greene l.c. Annual, stems procumbent diffusely branched : 
2 inches to a span long: leaves broadly ovate or deltoid, abruptly attenuate 
into a petiole, 44-1 inch broad: racemes very numerous, terminal and 
lateral, subcorymbose; pedicels slender, at length recurved, the lowest 
one and often several of the upper ones bracteate: petals emarginate, 2 
lines long, a little longer than the calyx. In forests and shady or rocky 
places near the mouth of the Willamette river to northern California. 
* * Leafy-stemmed perennials, stoloniferous or bulbiferous; ra- 
cemes terminal and axillary, not involucrate-bracted: petals 5, 
scarcely unequal: stamens 5. 
+ Stems filiform: leaves alternate; racemes terminal. 
M. parvifolia Greene 1. c. Stems filiform 2-10 inches long: leaves 
fleshy, lower clustered, oblanceolate or spatulate, 5-18 lines long; cauline 
much smaller, usually with leafy bulblets in their axiles: racemes ter- 
minal few-flowered: some or allof the pedicels subtended by scarious 
bracts: sepals broadly ovate obtuse, a line long: petals oblanceolate, emar- 
ginate About springs and wet places, California to Alaske . 
+ + © Leaves opposite: racemes axillary. 
M. Chamissonis Greene |. c. 180. Stems weak and slender, erect or 
decumbent, a foot or less high, stoloniferous and rooting at the joints: 
leaves oblanceolate or spatulate 4-14 inches long; often with bulblets in 
their axiles: racemes few-flowered with a scarious bract at base; flowers 
on slender pedicels: sepals orbicular 1% lines wide: petals white, 3 or 4 
lines long. In_ wet places, Alaska to California, east to the Rocky 
Mountains. 
M. Hallii Greene l.c. A span high, destitute of stolons or bulblets: 
leaves only 2 or 3 pairs: pedicels in fruit ascending: calyx barely a line 
long: seeds muriculate. Wet ground, Willamette valley. 
* * * Leaves all radical: stems scapiform: racemes involucrate, 
petals and stamens 5 each. 
+ Involucral bracts more or less united intoa disk, other and 
smaller bracts above them: annuals, apparently confluent in a series. 
M. perfoliata Howell l. c. 38. Claytonia perfoliata Donn Willd. Sp. ii, 
1186. Scapose stems 6-12 inches high: leaves long petioled, ovate to del- 
toid usually acute 44-3 inches broad: light green: involucral bracts com- 
pletely joined together forming a perfoliate shallow-funnelform disk: 
flowers in short or long peduncled interrupted elongated racemes: sepals 
ovate 1-1! lines long; petals a half !onger: seeds rather small, black and 
lustrous, lenticular. Common in shady moist places, Vancouver Island 
to California and the Rocky Mountains, also Mexico and Chile. 
M. parviflora Howell 1. c. Claytonia parviflora Dougl. Leaves light 
green, spatulate to filiform, including the petiole 2-6 inches long: scapose 
stems 2-8 inches long, involucral bracts joined together on one or both 
sides into a perfoliate or clasping or shallow disk: flowers in sessile or 
short-peduncled racemes ; jonah ovate, a line long: petals but little longer: 
