Mitella ovalis

Greene

Pittonia 1: 32. 1887 ,.

Common names: Oval-leaf mitrewort
Endemic
Synonyms: Pectiantia ovalis (Greene) Rydberg
Treatment appears in FNA Volume 8. Treatment on page 112. Mentioned on page 109, 110, 113.

Plants not stoloniferous or, rarely, stoloniferous. Flowering-stems 15–35 (–40) cm. Leaves: petiole 1.2–8 (–11.3) cm, short-stipitate-glandular and densely long-stipitate-glandular, longer hairs spreading or retrorse, reddish-brown; blade cordate-ovate to cordate-oblong, longer than wide, 2.7–7 × 1.5–5.4 cm, margins shallowly 5-lobed, 7-lobed or 9-lobed, doubly crenate-dentate or dentate, glabrous or irregularly ciliate, apex of terminal lobe acute to obtuse, surfaces sparsely short-stipitate-glandular and long-stipitate-glandular to sparsely long-stipitate-glandular along primary-veins abaxially, long-stipitate-glandular adaxially; cauline leaves absent. Inflorescences 1–3 (–6), closely 20–60-flowered, 1 (–2) flowers per node, not secund, 15–35 (–40) cm, subglabrous or short-stipitate-glandular and sparsely long-stipitate-glandular proximally, short-stipitate-glandular and, rarely, long-stipitate-glandular distally. Pedicels 1–2 mm, short-stipitate-glandular. Flowers: hypanthium shallowly saucer-shaped, 0.8–1 × 2–3.5 mm; sepals spreading to recurved, greenish, triangular, 0.7–1 × 0.9–1.9 mm; petals greenish yellow, 3–9-lobed, 1.5–2 mm, lobes linear, lateral lobes spreading; stamens 5, opposite sepals; filaments white, 0.1–0.3 mm; anthers 0.1–0.2 × 0.2–0.4 mm; ovary nearly completely inferior; styles divergent, flattened, 0.2–0.3 mm; stigmas 2-lobed. Seeds reddish purple or blackish, 0.8–1.1 mm, pitted. 2n = 14.


Phenology: Flowering Mar–Jul.
Habitat: Moist woods, stream margins, wet banks
Elevation: 0-1500 m

Distribution

V8 221-distribution-map.gif

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

Discussion

Mitella ovalis occurs from Vancouver Island and extreme southwest mainland of British Columbia south to Marin County, California.

Selected References

None.

Lower Taxa

None.

"full" is not a number.

... more about "Mitella ovalis"
epigynous +, perigynous +  and hypogynous +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.02 cm0.2 mm <br />2.0e-4 m <br />) +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.04 cm0.4 mm <br />4.0e-4 m <br />) +
acute +  and obtuse +
Douglas E. Soltis +  and Craig C. Freeman +
Greene +
cordate +  and truncate +
2.7 cm27 mm <br />0.027 m <br /> (7 cm70 mm <br />0.07 m <br />) +
longer than wide +
dentate +, serrate +  and entire +
glandular-ciliate +  and ciliate +
cordate-ovate +  and cordate-oblong +
1.5 cm15 mm <br />0.015 m <br /> (?) +  and 5.4 cm54 mm <br />0.054 m <br /> (?) +
3-carpellate +  and 2-carpellate +
opposite +  and alternate +
Oval-leaf mitrewort +
ebracteate +, bracteate +  and 2-300(-1000+)-flowered +
B.C. +, Calif. +, Oreg. +  and Wash. +
0-1500 m +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (?) +  and 0.03 cm0.3 mm <br />3.0e-4 m <br /> (?) +
35 cm350 mm <br />0.35 m <br /> (40 cm400 mm <br />0.4 m <br />) +
long-stipitate-glandular +, short-stipitate-glandular +  and subglabrous +
unisexual +  and bisexual +
15 cm150 mm <br />0.15 m <br /> (35 cm350 mm <br />0.35 m <br />) +
leafless +  and leafy +
35 cm350 mm <br />0.35 m <br /> (40 cm400 mm <br />0.4 m <br />) +
15 cm150 mm <br />0.15 m <br /> (35 cm350 mm <br />0.35 m <br />) +
2-3(-4)-beaked +  and folliclelike +
Moist woods, stream margins, wet banks +
multicellular +
greenish yellow +, greenish white +  and green +
saucer--shaped +
opposite +  and alternate +
retrorse +  and spreading +
dentate +  and crenate-dentate +
ciliate +  and glabrous +
9-lobed +, 7-lobed +  and 5-lobed +
0 cm0 mm <br />0 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
crassinucellate +, unitegmic +  and bitegmic +
short-stipitate-glandular +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
epigynous +, perigynous +  and hypogynous +
greenish yellow +
distinct +
3-9-lobed +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
peltate +  and jointed +
8 cm80 mm <br />0.08 m <br /> (11.3 cm113 mm <br />0.113 m <br />) +
long-stipitate-glandular +  and short-stipitate-glandular +
1.2 cm12 mm <br />0.012 m <br /> (8 cm80 mm <br />0.08 m <br />) +
Flowering Mar–Jul. +
unequal +
spiny +  and ribbed +
blackish +  and reddish purple +
straight +
ellipsoid +  and ovoid +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.11 cm1.1 mm <br />0.0011 m <br />) +
distinct +
spreading +  and recurved +
triangular +
0.09 cm0.9 mm <br />9.0e-4 m <br /> (0.19 cm1.9 mm <br />0.0019 m <br />) +
list +  and count +
unbranched +  and branched +
persistent +
horizontal +  and erect +
connate +  and distinct +
flattened +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.03 cm0.3 mm <br />3.0e-4 m <br />) +
long-stipitate-glandular +  and sparsely long-stipitate-glandular +
Pectiantia ovalis +
Mitella ovalis +
species +
stoloniferous +, , +  and not stoloniferous +
annual +, biennial +  and perennial +