Cotoneaster pannosus |
Cotoneaster integrifolius |
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silver-leaf cotoneaster, woolly cotoneaster |
entire-leaf cotoneaster, small-leaf cotoneaster |
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Habit | Shrubs, 1–5 m. Stems erect, wide-spreading, arching, pendulous, slender; branches spiraled, purple-black, tomentose-villous. | Shrubs, wide-spreading, 0.5–1.5 m. Stems weakly ascending, suberect, or decumbent; branches spiraled, purple-black, sometimes green and brown striate, initially strigose. |
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. |
persistent, petiole 1–5 mm, strigose; blade oblanceolate or oblong, rarely lanceolate, 8–17 × 3–8 mm, coriaceous, base cuneate, margins revolute, veins 2–4, superficial, apex rotund or obtuse, rarely emarginate or acute, abaxial surfaces grayish white, faintly reticulate, initially densely strigose or strigose-pilose, later glabrate, adaxial dark green, sometimes blue-green, shiny, not glaucous, not bulging between lateral veins, initially strigose, soon glabrate. |
Inflorescences | on fertile shoots 20–45 mm, usually with 4 leaves, (3–)5–15(–25)-flowered, compact. |
on fertile shoots 5–12 mm with 2 or 3 leaves, 1(or 2)-flowered, subsessile. |
Pedicels | 1–5 mm, tomentose. |
erect, densely strigose. |
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. |
7–15 mm diam.; buds pink; hypanthium narrowly cupulate, densely strigose; sepals: margins densely villose-strigose, borders membranous, apex often red, acute or obtuse, sometimes shortly mucronate, surfaces often densely strigose-villous; petals spreading, white, glabrous; stamens 20, filaments white, anthers red-purple; styles 2[or 3]. |
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. |
dark red with crimson, sometimes red, depressed-globose, 7–9 × 7–10 mm, dull or slightly shiny, glaucous, sparsely villous; sepals suberect or erect, villous; navel open; style remnants at apex. |
Pyrenes | (1 or)2. |
2[or 3]. |
2n | = 68 (Germany). |
= 68 (Germany). |
Cotoneaster pannosus |
Cotoneaster integrifolius |
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Phenology | Flowering May–Aug; fruiting Oct–May. | Flowering Apr–Jun; fruiting Aug–Mar. |
Habitat | Thickets, meadows, sea cliffs, canyons, coastal chaparral, springs, edges, waste ground, pastures, disturbed forests | Openings in conifer forests |
Elevation | 0–800 m (0–2600 ft) | 0–200 m (0–700 ft) |
Distribution |
CA; OR; Asia (China) [Introduced in North America; introduced also in Europe, Africa (South Africa), Pacific Islands (Hawaii, New Zealand), Australia]
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CA; Asia [Introduced in North America; introduced also in Europe] |
Discussion | Cotoneaster integrifolius was treated as C. microphyllus Wallich ex Lindley var. thymifolius (Baker) Koehne by L. Lingdi and A. R. Brach (2003). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Source | FNA vol. 9, p. 455. | FNA vol. 9, p. 458. |
Parent taxa | Rosaceae > subfam. Amygdaloideae > tribe Maleae > Cotoneaster | Rosaceae > subfam. Amygdaloideae > tribe Maleae > Cotoneaster |
Sibling taxa | ||
Synonyms | Crataegus integrifolius | |
Name authority | Franchet: Pl. Delavay., 223. (1890) | (Roxburgh) G. Klotz: Wiss. Z. Martin-Luther-Univ. Halle-Wittenberg, Math.-Naturwiss. Reihe 12: 779. (1963) |
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