Cotoneaster rehderi

Pojarkova

Bot. Mater. Gerb. Bot. Inst. Komarova Akad. Nauk S.S.S.R. 17: 184. 1955.

Common names: Bullate cotoneaster
Introduced
Basionym: Cotoneaster bullatus var. macrophyllus Rehder & E. H. Wilson in C. S. Sargent, Pl. Wilson. 1: 164. 1912 (as bullata var. macrophylla)
Treatment appears in FNA Volume 9. Treatment on page 464. Mentioned on page 453.

Shrubs, 2–5 m. Stems erect, arching; branches distichous or spiraled, maroon to brown, lenticellate, initially pilose-strigose. Leaves deciduous; petiole 0–3 mm, pilose-strigose; blade elliptic, sometimes ovate-elliptic, rarely obovate, (50–) 70–124 (–210) x (24–) 30–55 (–90) mm, subcoriaceous, base cuneate, obtuse, truncate, or auriculate, margins flat, not revolute, veins 8–11, deeply sunken, apex long-acuminate, sometimes acute on short-shoots, abaxial surfaces light green, initially yellowish strigose, adaxial green, shiny, not glaucous, strongly wrinkled or bulging between lateral-veins (bullate), initially sparsely pilose; fall leaves intense butter yellow and reddish purple. Inflorescences on fertile shoots 60–120 mm with 4 leaves, 8–32-flowered, lax. Pedicels 2–4 mm, pilose-strigose. Flowers (5–) 7–9 mm, closed; hypanthium shallowly cupulate, shiny, sparsely pilose-strigose; sepals: margins villous, apex acute, surfaces shiny, glabrous; petals erect-incurved, pink, red, greenish pink, or maroon, margins pink; stamens 20–23, filaments pink, white distally, anthers white; styles (4 or) 5. Pomes bright to dark red, obovoid, broadly obovoid, or obconic, rarely globose or depressed-globose, 8–12.4 × 7–11.3 mm, shiny, not glaucous, sparsely pilose; sepals flat, glabrous; navel closed; style remnants 3/4 from base. Pyrenes (4 or) 5.


Phenology: Flowering May–Jun; fruiting Sep–Dec.
Habitat: Thickets, disturbed forests, flood plains, lakeshores
Elevation: 0–200 m

Distribution

V9 782-distribution-map.jpg

Introduced; B.C., Alaska, Wash., Asia (China), also in Europe

Discussion

Reports of Cotoneaster bullatus (treated as C. bullatus var. bullatus by L. Lingdi and A. R. Brach 2003) from British Columbia (J. Pojar 1999) are here referred to C. rehderi.

Selected References

None.

Lower Taxa

None.
... more about "Cotoneaster rehderi"
yellowish +  and light green +
yellow and reddish purple +  and green +
pilose +  and not glaucous +
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 +
Pojarkova +
compound +  and simple +
opposite +  and alternate +
auriculate +, truncate +, obtuse +  and cuneate +
Cotoneaster bullatus var. macrophyllus +
15 cm150 mm <br />0.15 m <br /> (21 cm210 mm <br />0.21 m <br />) +
obovate +  and ovate-elliptic +
0.4 cm4 mm <br />0.004 m <br /> (15 cm150 mm <br />0.15 m <br />) +
spiraled +  and distichous +
maroon +  and brown +
pilose-strigose +
adnate +  and distinct +
strigose +  and tomentose +
Bullate cotoneaster +
B.C. +, Alaska +, Wash. +, Asia (China) +  and also in Europe +
not +  and aggregated +
0–200 m +
white +  and pink +
0.5 cm5 mm <br />0.005 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
hairy +  and glabrous +
unisexual +  and bisexual +
0.7 cm7 mm <br />0.007 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
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, disturbed forests, flood plains, lakeshores +
pilose-strigose +
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 +
2 +  and 14 +
revolute +  and flat +
inferior +  and superior +
biseriate +  and clustered +
collateral +  and basal +
pilose-strigose +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
0 (?) +  and 4 (?) +
Maroon (?) +, Greenish pink (?) +, Red (?) +  and Pink (?) +
free +  and distinct +
erect-incurved +
1 +  and 5 +
pilose-strigose +
0 cm0 mm <br />0 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Flowering May–Jun +  and fruiting Sep–Dec. +
adnate +, free +, connate +  and distinct +
0.8 cm8 mm <br />0.008 m <br /> (1.24 cm12.4 mm <br />0.0124 m <br />) +
pilose +  and not glaucous +
shiny +  and bright +
depressed-globose +, globose +, obconic +  and obovoid +
0.7 cm7 mm <br />0.007 m <br /> (1.13 cm11.3 mm <br />0.0113 m <br />) +
Bot. Mater. Gerb. Bot. Inst. Komarova Akad. Nauk S.S.S.R. +
trigonous +  and planoconvex +
not arillate +
persistent +
free +  and distinct +
erect +  and incurved +
triangular +
6 cm60 mm <br />0.06 m <br /> (12 cm120 mm <br />0.12 m <br />) +
tomentose +  and strigose +
Introduced +
free +  and distinct +
branched +  and simple +
arching +  and erect +
1 +  and 25 +
short-adnate +
inconspicuous +
deciduous +
distinct +
lateral +  and terminal +
elongate +
Ostinia +
Cotoneaster rehderi +
Cotoneaster +
species +
inconspicuous +
8 +  and 11 +