Vancouveria hexandra

(Hooker) C. Morren & Decaisne

Ann. Sci. Nat., Bot., sér. 2, 2: 351. 1833.

Common names: Northern inside-out flower
EndemicIllustrated
Basionym: Epimedium hexandrum Hooker Fl. Bor.-Amer. 1: 30. 1829
Treatment appears in FNA Volume 3.

Leaves falling when fruits maturing, 2-3-ternately compound, 8-30 cm; petiole 3-25 cm, pilose at base. Leaflet blades narrowly to broadly ovate to rhomboid or rounded-pentagonal, often 3-lobed, base cordate, margins entire to slightly sinuate and not conspicuously thickened, apex rounded to notched; surfaces abaxially sparsely hairy, adaxially glabrous. Inflorescences: peduncle 2-3 dm; pedicel 1-3 cm, glands absent. Flowers 5-30; bracteoles 6-9, white, yellowish when dried, dotted with glandular trichomes; sepals 6, white, 5-12 mm; petals 6, white, yellowish when dried, 4-6 mm, margins entire, petal apex strongly reflexed, with nectar-bearing pocket, nectaries golden; filaments stipitate-glandular. Follicles greenish to light-brown, 10-15 mm including beak, beak 2-3 mm, stipitate-glandular. Seeds 1-6, black, lunate to reniform, 3 mm. 2n = 12.


Phenology: Flowering and fruiting spring–summer (May–Jul).
Habitat: Redwood and Douglas-fir forests, deep shade
Elevation: 100-1700 m

Discussion

Selected References

None.

Lower Taxa

None.

"dm" is not declared as a valid unit of measurement for this property.

... more about "Vancouveria hexandra"
rounded;notched +
David Whetstone +, Daniel D. Spaulding +  and T.A. Atkinson +
(Hooker) C. Morren & Decaisne +
cordate +
Epimedium hexandrum +
stipitate-glandular +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
dotted;yellowish;white +
Northern inside-out flower +
Calif. +, Oreg. +  and Wash. +
100-1700 m +
small +  and large +
stipitate-glandular +
showy +  and inconspicuous +
0.6 cm6 mm <br />0.006 m <br /> (?) +  and 1.4 cm14 mm <br />0.014 m <br /> (?) +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Redwood and Douglas-fir forests, deep shade +
axillary +  and terminal +
8 cm80 mm <br />0.08 m <br /> (30 cm300 mm <br />0.3 m <br />) +
entire;slightly sinuate +
1-carpellate +
basal +  and superior +
ellipsoid +
1 cm10 mm <br />0.01 m <br /> (3 cm30 mm <br />0.03 m <br />) +
3-merous +  and 2-merous +
yellowish +  and white +
distinct +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
3 cm30 mm <br />0.03 m <br /> (25 cm250 mm <br />0.25 m <br />) +
Flowering and fruiting spring–summer (May–Jul). +
nectar-bearing +
Ann. Sci. Nat., Bot., sér. +
extensive +
1 +  and 6 +
lunate +  and reniform +
3 cm30 mm <br />0.03 m <br /> (?) +
distinct +
0.5 cm5 mm <br />0.005 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
Endemic +  and Illustrated +
elongating +
palmate +  and pinnate +
persistent +
glabrous +  and hairy +
Vancouveria hexandra +
Vancouveria +
species +
deciduous +, evergreen +  and perennial +
hairy +, glandular-pubescent +  and glabrous +