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Fang's cotoneaster

Cangshan cotoneaster, cotoneaster, truncate-leaf cotoneaster

Habit Shrubs, 2–2.5 m. Stems erect, arching, spreading; branches distichous, maroon, purple, or brown, initially tomentose-pilose. Shrubs, 2–3 m. Stems erect, arching, spreading; branches distichous or spiraled, reddish brown, initially strigose-pilose.
Leaves

deciduous;

petiole 2–4 mm, tomentose;

blade elliptic, broadly elliptic, or ovate, rarely suborbiculate, 21–56 × 13–30 mm, subcoriaceous, base obtuse or truncate, margins flat, veins 4–6, slightly to deeply sunken, apex obtuse or acute, abaxial surfaces grayish, initially moderately to densely villous, adaxial dark green, dull, not glaucous, flat between lateral veins, slightly rugose, pilose;

fall leaves yellowish.

deciduous (sometimes tardily so on vigorous basal sprouts);

petiole often red, 3–4 mm, strigose-pilose;

blade elliptic or narrowly elliptic to sometimes elliptic-ovate or narrowly ovate, 20–48(–61) x (10–)15–29 mm, chartaceous, base cuneate or obtuse, margins flat, veins 2–4, sunken, apex minutely truncate, rarely acute, mucronate, abaxial surfaces densely grayish tomentose, adaxial dark green, shiny, not glaucous, flat between lateral veins, slightly rugose, initially pilose;

fall leaves orange.

Inflorescences

on fertile shoots 20–30 mm, usually with 2 or 3 leaves, 3–15-flowered, compact.

on fertile shoots 30–50 mm with 4–6 leaves, 3–9(–15)-flowered, compact.

Pedicels

2–5 mm, tomentose-pilose.

1–3 mm, strigose-pilose.

Flowers

erect, 4–6 mm;

hypanthium cupulate, densely villous;

sepals: margins villous, apex acute, surfaces villous, sparsely hairy submarginally;

petals erect, pink or fading whitish;

stamens (16–)19 or 20, filaments pale pink or white, anthers white;

styles [1 or]2(or 3).

6.5–9 mm, open;

hypanthium funnelform, silky tomentose;

sepals: margins tomentose, apex cuspidate or acuminate, surfaces tomentose;

petals erect-incurved, pink or reddish, base dark red, margins yellowish or off-white;

stamens 17–20, filaments dark red, at least proximally, anthers white;

styles (2 or)3 or 4[or 5].

Pomes

pendent, bright to dark red, obovoid to obconic, 8–10 × 8–9 mm, apex nearly flat, reflectance and coating not recorded, succulent, villous;

sepals flat, margins villous, villous;

navel slightly open;

style remnants 2/3 from base.

orange-red, obovoid to broadly obovoid or subglobose, rarely globose, (7–)8.2–10.1 × 6.6–7.6 mm, slightly shiny, not glaucous, pilose;

sepals flat, tomentose;

navel closed;

style remnants 2/3 from base.

Pyrenes

[1 or]2(or 3).

(2 or)3 or 4[or 5].

2n

= 68 (England).

Cotoneaster fangianus

Cotoneaster qungbixiensis

Phenology Flowering May; fruiting Oct–Nov. Flowering Jun–Jul; fruiting Oct–Dec.
Habitat Disturbed mesic forests Thickets, disturbed forests
Elevation 0–200 m (0–700 ft) 0–50 m (0–200 ft)
Distribution
from FNA
OR; Asia (China) [Introduced in North America; introduced also in Europe]
[BONAP county map]
from FNA
BC; Asia (China) [Introduced in North America]
Discussion

Reports of Cotoneaster mucronatus Franchet escaped in Oregon (P. F. Zika and E. R. Alverson 2005) are here referred to C. fangianus.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 9, p. 467. FNA vol. 9, p. 466.
Parent taxa Rosaceae > subfam. Amygdaloideae > tribe Maleae > Cotoneaster Rosaceae > subfam. Amygdaloideae > tribe Maleae > Cotoneaster
Sibling taxa
C. adpressus, C. atropurpureus, C. cochleatus, C. conspicuus, C. crispii, C. dammeri, C. dielsianus, C. divaricatus, C. franchetii, C. frigidus, C. gamblei, C. hjelmqvistii, C. hodjingensis, C. horizontalis, C. integrifolius, C. lacteus, C. lucidus, C. magnificus, C. melanocarpus, C. miniatus, C. monopyrenus, C. nitens, C. pannosus, C. qungbixiensis, C. rehderi, C. salicifolius, C. simonsii, C. sternianus, C. tengyuehensis, C. transens, C. vestitus, C. villosulus, C. ×suecicus
C. adpressus, C. atropurpureus, C. cochleatus, C. conspicuus, C. crispii, C. dammeri, C. dielsianus, C. divaricatus, C. fangianus, C. franchetii, C. frigidus, C. gamblei, C. hjelmqvistii, C. hodjingensis, C. horizontalis, C. integrifolius, C. lacteus, C. lucidus, C. magnificus, C. melanocarpus, C. miniatus, C. monopyrenus, C. nitens, C. pannosus, C. rehderi, C. salicifolius, C. simonsii, C. sternianus, C. tengyuehensis, C. transens, C. vestitus, C. villosulus, C. ×suecicus
Name authority T. T. Yu: Acta Phytotax. Sin. 8: 219. (1963) J. Fryer & B. Hylmö: J. Bot. Res. Inst. Texas 2: 53, fig. 1. (2008)
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