Montia dichotoma

(Nuttall) Howell

Erythea 1: 36. 1893.

Common names: Dwarf montia
Endemic
Basionym: Claytonia dichotoma Nuttall in J. Torrey and A. Gray, Fl. N. Amer. 1: 202. 1838
Synonyms: Montiastrum dichotomum (Nuttall) Rydberg
Treatment appears in FNA Volume 4. Treatment on page 487. Mentioned on page 486.

Plants annual, not rhizomatous, stoloniferous, or bulbiferous. Stems erect, branched, 1–10 cm. Leaves alternate, erect, not distinctly petiolate, with clasping leaf-sheaths; blade linear, 5–50 × 0.5–2 mm. Inflorescences terminal, 1-bracteate; bract linear to oblanceolate, 1–6 mm. Flowers 4–12; sepals 1.5–2.5 mm; petals 5, white, 1.5–3 mm; stamens 3, anther yellow. Seeds 0.8–1.2 mm, tuberculate; elaiosome absent. 2n = 14.


Phenology: Flowering spring.
Habitat: Moist or transitional wetland habitat in coastal and inland valleys
Elevation: 800-1600 m

Distribution

V4 987-distribution-map.gif

B.C., Calif., Idaho, Oreg., Wash.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Montia dichotoma"
sessile +  and petiolate +
John M. Miller +
(Nuttall) Howell +
Claytonia dichotoma +
0.5 cm5 mm <br />0.005 m <br /> (5 cm50 mm <br />0.05 m <br />) +
occasionally dentate;crisped +
oblanceolate +  and rhombic ovate or suborbiculate +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (?) +  and 0.2 cm2 mm <br />0.002 m <br /> (?) +
linear +  and oblanceolate +
0.1 cm1 mm <br />0.001 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
not articulate +  and secund +
opposite +  and alternate +
Dwarf montia +
B.C. +, Calif. +, Idaho +, Oreg. +  and Wash. +
0 cm0 mm <br />0 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
800-1600 m +
4 +  and 12 +
Moist or transitional wetland habitat in coastal and inland valleys +
terminal +  and axillary +
basal +  and cauline +
plurilocular +
linear-oblong +  and globose +
distinct +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Flowering spring. +
1 +  and 3 +
tuberculate +
rounded +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (?) +  and 0.12 cm1.2 mm <br />0.0012 m <br /> (?) +
persistent +
unequal +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
1 cm10 mm <br />0.01 m <br /> (10 cm100 mm <br />0.1 m <br />) +
Montiastrum dichotomum +
Montia dichotoma +
species +
not deciduous +
bulbiferous +, stoloniferous +  and not rhizomatous +
11 +, 10 +, 8 +  and 7 +