Aruncus dioicus var. acuminatus
J. Jap. Bot. 30: 68. 1955.
EndemicIllustrated
Basionym: Aruncus acuminatus Rydberg in N. L. Britton et al., N. Amer. Fl. 22: 255. 1908
Leaf surfaces mostly glabrous. Styles 0.3–0.5 mm. Follicles slender, 2.5–5 mm. Seeds 1.8–2.5 mm. 2n = 18.
Phenology: Flowering early summer.
Habitat: Moist to wet ravines, rocky ledges, avalanche tracks, stream banks, forest edges and openings
Elevation: 0–4800 m
Distribution
Alta., B.C., Yukon, Alaska, Calif., Oreg., Wash.
Discussion
Selected References
None.
Lower Taxa
None.
"thick" is not a number. "thin" is not a number."thick" is not a number."dm" is not declared as a valid unit of measurement for this property.
... more about "Aruncus dioicus var. acuminatus"
aggregated +
perigynous +
dehiscent +
versatile +
acute;obtuse +
1/2 +
cauline +
ovate +
reduced +
coriaceous +
absent +
simple +
free +
glabrous +
alternate +
aggregated +
absent +
slender +
equal +
unisexual +
aggregated +
slender +
dehiscent +
glabrous +
shining +
ovate-elongate +
fascicles +
Moist to wet ravines, rocky ledges, avalanche tracks, stream banks, forest edges and openings +
persistent +
bowl--shaped +
Present +
500-2500-flowered +
axillary +
crassinucellate +
alternate +
deciduous +
glabrous +
long-petiolulate +
absent +
developed +
aggregated +
clustered +
recurving +
absent +
perigynous +
white +
obovate;elliptic +
absent +
1;250 +
J. Jap. Bot. +
1955 +
branching +
woody +
coarse +
fibrous +
not arillate +
scalariform-reticulate +
2;4 +
caudate;elongate +
membranous +
persistent +
triangular +
1 cm10 mm <br />0.01 m <br /> (?) +
longer +
rudimentary +
simple +
sheathing +
stout +
erect +
glaucous +
capitate +
palmate +
pinnate +
absent +
persistent +
distinct +
terminal +
not elongate +
Aruncus dioicus var. acuminatus +
Aruncus dioicus +
variety +
developed +
absent +
inconspicuous +
minute +
unarmed +
perennial +