Cotoneaster dammeri |
Cotoneaster nitens |
|
---|---|---|
bearberry cotoneaster |
few-flower cotoneaster, Kokonor cotoneaster |
|
Habit | Shrubs, to 0.2 m. Stems carpeting or procumbent, rooting, to 1.5 m, pliant; branches distichous or spiraled, greenish to light brown, densely lenticellate, initially pilose-strigose. | Shrubs, 1.5–3 m. Stems erect, becoming pendulous; branches divaricate, red-brown, initially strigose. |
Leaves | persistent; petiole 2–9 mm, villose-strigose; blade elliptic or obovate, rarely suborbiculate, 13–43 × 6–26 mm, coriaceous, base cuneate or obtuse, margins revolute, veins 5–8, sunken, apex obtuse or acute, rarely retuse, abaxial surfaces grayish green, reticulate, initially villous, adaxial light green to green, intensely shiny, not glaucous, reticulate-rugose, not bulging between lateral veins, often single hairs on midrib. |
deciduous; petiole 2–3(–4) mm, pilose-strigose; blade elliptic or obovate, sometimes broadly elliptic, broadly ovate, or suborbiculate, 8–28 × 9–23 mm, chartaceous, base rounded, margins flat, veins 3–5, superficial, apex obtuse or acute and mucronulate, abaxial surfaces pale green, initially densely pilose-strigose, adaxial initially reddish, soon bright green, dull to slightly shiny, not glaucous, flat between lateral veins, glabrous; fall leaves turning bright red and gold. |
Inflorescences | on fertile shoots 20–40 mm, usually with 4 leaves, (1 or)2 or 3(or 4)-flowered, compact. |
on fertile shoots 15–30 mm with 3–4(–5) leaves, 1–3(or 4)-flowered, compact. |
Pedicels | 4–15 mm, thin, villose-strigose. |
2–4 mm, glabrescent. |
Flowers | slightly pendent, 10–12 mm diam.; buds white; hypanthium cupulate, sparsely pilose-strigose; sepals: margins sparsely villous, apex obtuse or acute, surfaces sparsely pilose-strigose; petals spreading, white, glabrous; stamens 20, filaments white, anthers purple-black; styles 4 or 5. |
6–7 mm, open; hypanthium widely cupulate, sparsely pilose; sepals: margins tomentose, apex obtuse, acute, or apiculate, surfaces sparsely pilose; petals erect-incurved, pink-tinged with purple-maroon or pink-red, base drying to purple-black, margins white, glabrous; stamens 10–14(or 15), filaments pink, sometimes red-purple, distally dark pink, anthers pink or white, margins pale crimson, drying to dark red; styles 2(or 3). |
Pomes | bright red, obovoid to broadly obovoid, rarely globose, 6–10 × 6–8 mm, shiny, not glaucous, glabrous; sepals suberect, glabrous; navel open; style remnants at apex. |
purple-black, ellipsoid or obovoid to globose, (7–)8–9.5 × 6.5–8 mm, shiny, slightly glaucous, sparsely pilose to glabrate; sepals erect or suberect, sparsely pilose; navel open; style remnants 3/4 from base. |
Pyrenes | 4 or 5. |
2(or 3). |
2n | = 34 (Germany). |
= 68 (Germany). |
Cotoneaster dammeri |
Cotoneaster nitens |
|
Phenology | Flowering May–Jun; fruiting Sep–Apr. | Flowering Mar–May; fruiting Jul–Nov. |
Habitat | Disturbed forests, grassy banks, rock roadcuts, urban waste ground | Thickets, edges, disturbed forests |
Elevation | 0–200 m (0–700 ft) | 0–200 m (0–700 ft) |
Distribution |
WA; BC; Asia (China) [Introduced in North America; introduced also in Europe] |
OR; WA; Asia (China) [Introduced in North America; introduced also in Europe] |
Source | FNA vol. 9, p. 459. | FNA vol. 9, p. 463. |
Parent taxa | ||
Sibling taxa | ||
Name authority | C. K. Schneider: Ill. Handb. Laubholzk. 1: 761, figs. 429 h–k. (1906) | Rehder & E. H. Wilson: in C. S. Sargent, Pl. Wilson. 1: 156. (1912) |
Web links |