familyRosaceae
subfamilyRosaceae subfam. Dryadoideae
genusDryas
speciesDryas integrifolia
subspeciesDryas integrifolia subsp. sylvatica
Dryas integrifolia subsp. sylvatica
Svensk Bot. Tidskr. 53: 536. 1959.
Basionym: Dryas integrifolia var. sylvatica Hultén Svensk Bot. Tidskr. 30: 527, figs. 2b,c. 1936
Synonyms: D. sylvatica
Treatment appears in FNA Volume 9. Treatment on page 331.
Leaf-blades oblong to oval, base cuneate to rounded, margins usually flat, sometimes narrowly revolute, usually entire to serrate in proximal 2/3–3/4, rarely serrate throughout, apex obtuse. 2n = 18.
Phenology: Flowering Jun–Aug.
Habitat: Alpine turf slopes, wet spruce-birch forests, bogs, gravel beaches, stream bars, dry areas
Elevation: 400–1600 m
Distribution
N.W.T., Nunavut, Yukon, Alaska, e Asia (Russian Far East)
Discussion
Selected References
None.
Lower Taxa
None.
"thin" is not a number.
... more about "Dryas integrifolia subsp. sylvatica"
aggregated +
perigynous +
dehiscent +
serrate +
proximal +
2/3;3/4 +
obtuse +
coriaceous +
absent +
absent +
stoloniferous +
horizontal +
glabrous +
sessile +
woody +
aggregated +
absent +
glabrous +
erect +
aggregated +
fascicles +
white +
absent +
many +
persistent +
saucer--shaped +
axillary +
crassinucellate +
oblong;oval +
0.5mm;11mm +
simple +
alternate +
persistent +
cauline +
absent +
revolute +
absent +
aggregated +
basal +
absent +
perigynous +
9mm;14mm +
spreading +
ovate;obovate oblanceolate or ovoid +
absent +
1;250 +
Svensk Bot. Tidskr. +
1959 +
not arillate +
2;1 +
persistent +
? (?) +
8;10 +
linear-lanceolate +
Illustrated +
shorter +
50;130 +
capitate +
lateral +
absent +
pinnate +
persistent +
absent +
lanceolate +
persistent +
distinct +
terminal +
elongate +
rugulose +
Dryas integrifolia subsp. sylvatica +
Dryas integrifolia +
subspecies +
developed +
absent +
inconspicuous +
hemispheric +
scapose +