Cotoneaster frigidus

Wallich ex Lindley

Edwards's Bot. Reg. 15: plate 1229. 1829.

Common names: Tree cotoneaster
Introduced
Treatment appears in FNA Volume 9. Treatment on page 456. Mentioned on page 453, 454.

Shrubs or trees, 5–15 m. Stems loosely erect, spreading; branches spiraled, dark-brown, initially downy. Leaves deciduous; petiole 5–8 mm, densely villose to tomentose; blade narrowly elliptic (to lance-elliptic or narrowly obovate), 55–150 × 19–55 mm, membranous, base cuneate, margins flat, veins 6–10, superficial or slightly sunken, apex acute, abaxial surfaces color not recorded, villous at least near midvein, adaxial green, dull, coating not recorded, flat between lateral-veins, glabrous except villous midrib. Inflorescences on fertile shoots 60–80 mm with 2–4 leaves, 20–60-flowered, lax. Pedicels length not recorded, densely tomentose. Flowers 6–7 mm diam.; buds white; hypanthium cupulate [subcylindric], tomentose; sepals: margins tomentose, apex acute, surfaces densely villous; petals spreading, white, glabrous or with hair-tuft; stamens 20, filaments white, anthers purple; styles 2. Pomes bright red, subglobose to ellipsoid, 4–6 × 4–5 mm, shiny, not glaucous, sparsely villous; sepals erect or ascending, margins tomentose, densely villous; navel hidden; style remnants near apex. Pyrenes 2.2n = 34 (India).


Phenology: Flowering May–Jun; fruiting Sep–Oct.
Habitat: North-facing canyon slopes
Elevation: 0–500 m

Distribution

V9 762-distribution-map.jpg

Introduced; Calif., Asia (Himalaya Mountains), also in Europe

Discussion

Reports of Cotoneaster frigidus from Washington (F. C. Weinmann 2000; A. L. Jacobson 2001; J. T. Kartesz 2006) are here referred to C. gamblei, plants having larger fruits tending to be obovoid, less densely pubescent inflorescences, and with thicker, more persistent leaves.

Selected References

None.

Lower Taxa

None.
... more about "Cotoneaster frigidus"
0.4 cm4 mm <br />0.004 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Jeanette Fryer +, Bertil Hylmö† +  and Peter F. Zika +
Wallich ex Lindley +
compound +  and simple +
opposite +  and alternate +
cuneate +
15 cm150 mm <br />0.15 m <br /> (21 cm210 mm <br />0.21 m <br />) +
5.5 cm55 mm <br />0.055 m <br /> (15 cm150 mm <br />0.15 m <br />) +
ovate +, lanceolate +, orbiculate +  and elliptic to linear +
0.4 cm4 mm <br />0.004 m <br /> (15 cm150 mm <br />0.15 m <br />) +
19mm +  and 55mm +
adnate +  and distinct +
strigose +  and tomentose +
Tree cotoneaster +
Calif. +, Asia (Himalaya Mountains) +  and also in Europe +
not +  and aggregated +
0–500 m +
0.6 cm6 mm <br />0.006 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
hairy +  and glabrous +
unisexual +  and bisexual +
not +  and aggregated +
not +  and aggregated +
1.4 cm14 mm <br />0.014 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
orange +  and red or purple +
0.4 cm4 mm <br />0.004 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
North-facing canyon slopes +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
flattened +  and domed +
crassinucellate +
deciduous +
pinnate +  and entire +
villous +  and tomentose +
2 +  and 14 +
revolute +  and flat +
inferior +  and superior +
biseriate +  and clustered +
collateral +  and basal +
tomentose +
0.4 cm4 mm <br />0.004 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
0 (?) +  and 4 (?) +
free +  and distinct +
with hair-tuft +  and glabrous +
1 +  and 5 +
densely villose +  and tomentose +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
Flowering May–Jun +  and fruiting Sep–Oct. +
adnate +, free +, connate +  and distinct +
bright red +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
villous +  and not glaucous +
subglobose +  and ellipsoid +
0.4 cm4 mm <br />0.004 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Edwards's Bot. Reg. +
trigonous +  and planoconvex +
not arillate +
persistent +
free +  and distinct +
ascending +  and erect +
triangular +
6 cm60 mm <br />0.06 m <br /> (8 cm80 mm <br />0.08 m <br />) +
tomentose +  and strigose +
Introduced +
free +  and distinct +
branched +  and simple +
spreading +  and erect +
1 +  and 25 +
short-adnate +
inconspicuous +
deciduous +
distinct +
lateral +  and terminal +
elongate +
Ostinia +
Cotoneaster frigidus +
Cotoneaster +
species +
inconspicuous +
superficial +
6 +  and 10 +
tree +  and shrub +