Claytonia perfoliata subsp. intermontana

John M. Miller & K. L. Chambers

Novon 3: 269. 1993.

Common names: Intermountain miner’s-lettuce
Treatment appears in FNA Volume 4. Treatment on page 472.

Leaves: blades livid or beet red or purplish abaxially and gray-green with epidermal gas pockets adaxially, pockets remain preserved upon drying, or blades green; basal leaf-rosettes suberect to flattened, 20–30 cm, blade ovate to broadly rhombic, apex obtuse; cauline leaves perfoliate; blade 1–5 cm diam., margins often notched or cleft. Seeds 3–4 mm. 2n = 24, 36, 48.


Phenology: Flowering Apr–Jun.
Habitat: Heavily grazed shrubland and woodland
Elevation: 500-2000 m

Distribution

V4 944-distribution-map.gif

B.C., Ariz., Calif., Colo., Idaho, Mont., Nev., Oreg., Utah, Wash., Wyo.

Discussion

Selected References

None.

Lower Taxa

None.
48 +, 36 +  and 24 +
5 cm50 mm <br />0.05 m <br /> (6 cm60 mm <br />0.06 m <br />) +
red pigmentation +
1 cm10 mm <br />0.01 m <br /> (7 cm70 mm <br />0.07 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
0.5cm;5cm +
John M. Miller +
John M. Miller & K. L. Chambers +
20 cm200 mm <br />0.2 m <br /> (30 cm300 mm <br />0.3 m <br />) +
1 cm10 mm <br />0.01 m <br /> (30 cm300 mm <br />0.3 m <br />) +
cleft or notched +  and perfoliate +
green +, gray-green +, purplish +, beet red +  and livid +
1 cm10 mm <br />0.01 m <br /> (?) +  and 5 cm50 mm <br />0.05 m <br /> (?) +
occasionally dentate;crisped +
ovate +  and broadly rhombic +
minute +
scale-like +
membranous +
whorled +  and opposite +
connate +, or +  and distinct +
3 (?) +  and 2 (?) +
Intermountain miner’s-lettuce +
B.C. +, Ariz. +, Calif. +, Colo. +, Idaho +, Mont. +, Nev. +, Oreg. +, Utah +, Wash. +  and Wyo. +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
500-2000 m +
0.3 cm3 mm <br />0.003 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Heavily grazed shrubland and woodland +
terminal +  and axillary +
not articulate +
subrosulate +, rosulate +, alternate +, subopposite +  and opposite +
cauline +  and basal +
cleft +  and notched +
5 cm50 mm <br />0.05 m <br /> (6 cm60 mm <br />0.06 m <br />) +
red pigmentation +
1 cm10 mm <br />0.01 m <br /> (7 cm70 mm <br />0.07 m <br />) +
obtuse;apiculate +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (5 cm50 mm <br />0.05 m <br />) +
plurilocular +
globose +
White (?) +  and Pink (?) +
connate +  and distinct +
0.2 cm2 mm <br />0.002 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Flowering Apr–Jun. +
capillary +
suberect;erect +
flattened +
dispersed +
3 +  and 6 +
smooth +  and tuberculate +
rounded +
3mm +  and 4mm +
persistent +
unequal +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Illustrated +
decumbent +  and erect +
5 cm50 mm <br />0.05 m <br /> (50 cm500 mm <br />0.5 m <br />) +
Montia perfoliata +
Claytonia perfoliata subsp. intermontana +
Claytonia perfoliata +
subspecies +
not deciduous +
fleshy +  and succulent +
8 +, 7 +, 6 +  and 5 +