Synonyms: Rubus arcticus var. pentaphylloides Hultén
Treatment appears in FNA Volume 9. Treatment on page 35.

Plants 0.5–3 dm. Stems glabrous or sparsely hairy. Leaves ternate; petiole hairy; central leaflets ovate to rhombic, to 6 cm (lateral leaflets shorter), base rounded to attenuate, not cuneate, margins dentate to serrate (sometimes doubly), apex usually acute. Inflorescences: flowers 1–3. Pedicels eglandular. Flowers: sepals deltate, hairy, eglandular or glandular; petals pink, obovate, 8–20 mm, apex entire or emarginate. 2n = 21.


Phenology: Flowering Jun–Aug.
Habitat: Subalpine meadows, bogs, thickets, tundra, peaty soil
Elevation: 0–2000 m

Distribution

V9 38-distribution-map.jpg

Alta., B.C., N.W.T., Yukon, Alaska, Wash., Eurasia

Discussion

Selected References

None.

Lower Taxa

None.

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

emarginate +  and entire +
Lawrence A. Alice +, Douglas H. Goldman +, James A. Macklin +  and Gerry Moore +
Linnaeus +
compound +  and simple +
opposite +  and alternate +
not cuneate +, rounded +  and attenuate +
serrate +  and dentate +
reniform +  and orbiculate +
2 cm20 mm <br />0.02 m <br /> (30 cm300 mm <br />0.3 m <br />) +
herbaceous +  and more or less coriaceous +
not pruinose +
stipitate-glandular +, hairy +  and glabrous +
sparse to dense +
free +  and distinct +
hairy +  and glabrous +
ovate +  and rhombic +
0 cm0 mm <br />0 m <br /> (6 cm60 mm <br />0.06 m <br />) +
Alta. +, B.C. +, N.W.T. +, Yukon +, Alaska +, Wash. +  and Eurasia +
not +  and aggregated +
0–2000 m +
0.5 cm5 mm <br />0.005 m <br /> (8 cm80 mm <br />0.08 m <br />) +
1 +  and 3 +
not +  and aggregated +
without torus +  and separating +
reddish +  and dark purple +
0 cm0 mm <br />0 m <br /> (1 cm10 mm <br />0.01 m <br />) +
coherent +
hairy +  and glabrous +
globose +
0.5 cm5 mm <br />0.005 m <br /> (2 cm20 mm <br />0.02 m <br />) +
dryish +  and fleshy +
Subalpine meadows, bogs, thickets, tundra, peaty soil +
eglandular or +  and sparsely densely glandular +
0.3 cm3 mm <br />0.003 m <br /> (1 cm10 mm <br />0.01 m <br />) +
glabrous or +  and sparsely densely pubescent +
flat +  and hemispheric +
glabrous or +  and sparsely densely pubescent +
crassinucellate +
deciduous +
3-lobed +
ovate +  and elliptic +
1.7 cm17 mm <br />0.017 m <br /> (15 cm150 mm <br />0.15 m <br />) +
serrate +  and doubly serrate +
revolute +  and finely coarsely crenate +
inferior +  and superior +
hairy +  and glabrous +
clustered +, biseriate +  and superposed +
collateral +  and apical +
1 +  and 2 +
stipitate-glandular +, glabrous or +  and sparsely moderately pubescent +
0 (?) +  and 5 (?) +
free +  and distinct +
obovate +
0.8 cm8 mm <br />0.008 m <br /> (2 cm20 mm <br />0.02 m <br />) +
Flowering Jun–Aug. +
adnate +, free +, connate +  and distinct +
erect +  and retrorse +
sparse to dense +
not +  and broad-based +
not arillate +
glandular +  and eglandular +
persistent +
free +  and distinct +
reflexed +  and spreading +
deltate +
free +  and distinct +
shorter to longer +
not pruinose +
annual +, perennial +  and biennial +
scrambling +  and mounding +
decumbent +  and creeping +
hairy;glabrous +
1 +  and several +
angled +  and terete +
palmate +  and pinnate +
adnate +  and free +
ovate;lanceolate +
0.4 cm4 mm <br />0.004 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
persistent +
distinct +
filiform +
slender +
Rubus arcticus var. pentaphylloides +
Rubus arcticus subsp. arcticus +
Rubus arcticus +
subspecies +
inconspicuous +
convex +  and conic +
enlarged +  and small +
fibrous +  and woody +