The green links below add additional plants to the comparison table. Blue links lead to other Web sites.
enable glossary links

silver-leaf cotoneaster, woolly cotoneaster

entire-leaf cotoneaster, small-leaf cotoneaster

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

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
from FNA
CA; OR; Asia (China) [Introduced in North America; introduced also in Europe, Africa (South Africa), Pacific Islands (Hawaii, New Zealand), Australia]
[WildflowerSearch map]
[BONAP county map]
from FNA
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.)

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
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. 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. 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
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)
Web links