Cotoneaster pannosus

Franchet

Pl. Delavay., 223. 1890.

Common names: Silverleaf cotoneaster
IllustratedIntroduced
Treatment appears in FNA Volume 9. Treatment on page 455. Mentioned on page 449, 451, 454.

Shrubs, 1–5 m. Stems erect, widespreading, arching, pendulous, slender; branches spiraled, purple-black, tomentose-villous. Leaves persistent; petiole 4–7 mm, tomentose; blade elliptic, sometimes broadly elliptic, 15–35 (–39) x 10–19 (–26) mm, mid-coriaceous, base cuneate, margins flat, veins 4–6, usually superficial, sometimes slightly sunken, apex acute or obtuse, abaxial surfaces whitish tomentose, adaxial green to blue-green, dull, not glaucous, usually flat between lateral-veins, initially sparsely pilose. Inflorescences on fertile shoots 20–45 mm, usually with 4 leaves, (3–) 5–15 (–25) -flowered, compact. Pedicels 1–5 mm, tomentose. Flowers [7–] 8.5–10 mm diam.; buds white; hypanthium funnelform or cupulate, silky-tomentose; sepals: margins villous, borders white, narrow, membranous, apex red, cuspidate, sometimes acute or obtuse, surfaces tomentose; petals spreading, white, sometimes with hair-tuft; stamens 16–20, filaments white, anthers dark pink-purple to purple; styles (1 or) 2. Pomes red, globose, depressed-globose, subglobose, or broadly obovoid, 5–9.2 × 5.5–9.5 mm, shiny, not glaucous, villous; sepals suberect, tomentose; navel open; style remnants at apex. Pyrenes (1 or) 2.2n = 68 (Germany).


Phenology: Flowering May–Aug; fruiting Oct–May.
Habitat: Thickets, meadows, sea cliffs, canyons, coastal chaparral, springs, edges, waste ground, pastures, disturbed forests
Elevation: 0–800 m

Distribution

V9 760-distribution-map.jpg

Introduced; Calif., Oreg., Asia (China), also in Europe, Africa (South Africa), Pacific Islands (Hawaii), Pacific Islands (New Zealand), Australia

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Cotoneaster pannosus"
green +  and blue-green +
pilose +  and not glaucous +
0.4 cm4 mm <br />0.004 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
dark pink-purple +  and purple +
Jeanette Fryer +, Bertil Hylmö† +  and Peter F. Zika +
Franchet +
compound +  and simple +
opposite +  and alternate +
cuneate +
3.5 cm35 mm <br />0.035 m <br /> (3.9 cm39 mm <br />0.039 m <br />) +
15 cm150 mm <br />0.15 m <br /> (21 cm210 mm <br />0.21 m <br />) +
1.9 cm19 mm <br />0.019 m <br /> (2.6 cm26 mm <br />0.026 m <br />) +
1.5 cm15 mm <br />0.015 m <br /> (3.5 cm35 mm <br />0.035 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 />) +
10mm +  and 19mm +
membranous +
purple-black +
tomentose-villous +
adnate +  and distinct +
strigose +  and tomentose +
Silverleaf cotoneaster +
Calif. +, Oreg. +, Asia (China) +, also in Europe +, Africa (South Africa) +, Pacific Islands (Hawaii) +, Pacific Islands (New Zealand) +  and Australia +
not +  and aggregated +
0–800 m +
0.85 cm8.5 mm <br />0.0085 m <br /> (1 cm10 mm <br />0.01 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 />) +
Thickets, meadows, sea cliffs, canyons, coastal chaparral, springs, edges, waste ground, pastures, disturbed forests +
silky-tomentose +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
(3-)5-15(-25)-flowered +
flattened +  and domed +
crassinucellate +
persistent +
pinnate +  and entire +
2 +  and 14 +
revolute +  and flat +
inferior +  and superior +
biseriate +  and clustered +
collateral +  and basal +
0.1 cm1 mm <br />0.001 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
0 (?) +  and 4 (?) +
free +  and distinct +
1 +  and 5 +
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Flowering May–Aug +  and fruiting Oct–May. +
adnate +, free +, connate +  and distinct +
0.5 cm5 mm <br />0.005 m <br /> (0.92 cm9.2 mm <br />0.0092 m <br />) +
villous +  and not glaucous +
obovoid +, subglobose +, depressed-globose +  and globose +
0.55 cm5.5 mm <br />0.0055 m <br /> (0.95 cm9.5 mm <br />0.0095 m <br />) +
Pl. Delavay., +
trigonous +  and planoconvex +
not arillate +
persistent +
free +  and distinct +
triangular +
2 cm20 mm <br />0.02 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
tomentose +  and strigose +
Illustrated +  and Introduced +
free +  and distinct +
branched +  and simple +
pendulous +, arching +, widespreading +  and erect +
1 +  and 25 +
slender +
short-adnate +
inconspicuous +
deciduous +
distinct +
lateral +  and terminal +
elongate +
Ostinia +
Cotoneaster pannosus +
Cotoneaster +
species +
inconspicuous +
superficial +
4 +  and 6 +