Difference between revisions of "Mitella breweri"

A. Gray

Proc. Amer. Acad. Arts 6: 533. 1865 ,.

Common names: Brewer’s mitrewort
Synonyms: Pectiantia breweri (A. Gray) Rydberg
Treatment appears in FNA Volume 8. Treatment on page 112. Mentioned on page 109, 110.
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|genus=Mitella
 
|genus=Mitella
 
|species=Mitella breweri
 
|species=Mitella breweri

Revision as of 22:26, 16 December 2019

Plants not stoloniferous. Flowering stems 8–25(–40) cm. Leaves: petiole 1.5–7.5(–12) cm, subglabrous or short stipitate-glandular and sparsely long stipitate-glandular, longer hairs spreading, reddish brown; blade broadly cordate to reniform, usually shorter than, sometimes ± as long as wide, 1.5–7.9 × 1.5–11 cm, margins shallowly 7-, 9-, or 11-lobed, singly or doubly crenate-dentate, glabrous or irregularly ciliate, apex of terminal lobe rounded, surfaces glabrous or sparsely short stipitate-glandular and sparsely long stipitate-glandular; cauline leaves absent. Inflorescences 1–2, densely (6–)20–40(–60)-flowered, 1–2(–3) flowers per node, not secund, 8–25(–40) cm, glabrous or sparsely arachnoid-pilose proximally, glandular-puberulent distally. Pedicels 1–2 mm, short stipitate-glandular. Flowers: hypanthium broadly saucer-shaped, 0.8–1.6 × 2.5–3.5 mm; sepals spreading, yellowish green or greenish, triangular to broadly triangular, 0.7–1 × 0.9–1.9 mm; petals greenish yellow or greenish, (4–)7–11-lobed, 1.5–2 mm, lobes linear, lateral lobes spreading; stamens 5, opposite sepals; filaments white or greenish, 0.1–0.2 mm; anthers 0.1–0.2 × 0.2–0.5 mm; ovary nearly completely inferior; styles divergent, flattened, 0.1–0.2 mm; stigmas 2-lobed. Seeds dark reddish brown or blackish, 0.8–1.2 mm, pitted. 2n = 14.


Phenology: Flowering May–Sep.
Habitat: Moist forests, glades, stream banks, meadows, open to wooded mountain slopes
Elevation: 500-3500 m

Distribution

V8 220-distribution-map.gif

Alta., B.C., Calif., Idaho, Mont., Nev., Oreg., Wash.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Mitella breweri"
Douglas E. Soltis +  and Craig C. Freeman +
A. Gray +
Brewer’s mitrewort +
Alta. +, B.C. +, Calif. +, Idaho +, Mont. +, Nev. +, Oreg. +  and Wash. +
500-3500 m +
Moist forests, glades, stream banks, meadows, open to wooded mountain slopes +
Flowering May–Sep. +
Proc. Amer. Acad. Arts +
Pectiantia breweri +
Mitella breweri +
species +