Prunus ilicifolia |
Prunus yedoensis |
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Catalina cherry, evergreen cherry, holly leaf cherry, islay |
Yoshino cherry |
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Habit | Shrubs or trees, sometimes suckering, 10–150 dm, not thorny. | Trees, not suckering, 40–80(–160) dm, not thorny. | ||||
Twigs | with terminal end buds, glabrous. |
with terminal end buds, sparsely hairy. |
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Leaves | persistent; petiole 3–25 mm, glabrous, eglandular; blade oblong-ovate to ovate-lanceolate or ovate to suborbiculate, 1.6–12 × 1.2–5(–7) cm, base usually broadly rounded to subcordate, sometimes obtuse, margins spinose-dentate to spinose-serrulate or entire, sometimes undulate, teeth sharp, callus-tipped, sometimes glandular at leaf base, apex acute to acuminate, surfaces glabrous, abaxial eglandular, if glands present, restricted to margins. |
deciduous; petiole 10–20 mm, hairy, sometimes glandular distally, glands 1–2; blade elliptic-ovate to obovate, 5–12 × 2.5–7 cm, base rounded, margins doubly serrate, teeth aristate, glandular, apex acuminate, abaxial surface hairy along midribs and veins, adaxial glabrous. |
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Inflorescences | 15–40-flowered, racemes; central axes 30–80 mm, leafless at bases. |
2–6-flowered, corymbs; central axes 4–8(–20) mm. |
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Pedicels | 1–5 mm, glabrous. |
15–25 mm (subtended by leafy bracts), hairy. |
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Flowers | blooming before leaf emergence; hypanthium cupulate, 2–3 mm, glabrous externally; sepals erect to spreading, triangular, 0.7–1.2 mm, margins entire, surfaces usually glabrous, rarely with scattered hairs; petals white to yellowish, elliptic, obovate, or suborbiculate, 1–3 mm; ovaries glabrous. |
blooming before leaf emergence; hypanthium tubular, 7–8 mm, hairy externally; sepals spreading, ovate-lanceolate, 4–5 mm, margins glandular-toothed, abaxial surface hairy, adaxial sparsely hairy; petals white or pink, broadly elliptic to obovate, 13–15 mm; ovaries glabrous. |
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Drupes | dark red to purple or blue-black, obovoid or ellipsoid to globose, 12–25 mm, glabrous; mesocarps leathery; stones subglobose to ellipsoid, ± flattened. |
black, subglobose, 7–12 mm, glabrous; mesocarps fleshy; stones ellipsoid, not flattened. |
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2n | = 16 (Japan). |
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Prunus ilicifolia |
Prunus yedoensis |
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Phenology | Flowering Mar–Apr; fruiting May. | |||||
Habitat | Abandoned plantings, disturbed sites | |||||
Elevation | 0–200 m (0–700 ft) | |||||
Distribution |
CA; nw Mexico
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CA; DC; WA; e Asia (Japan) [Introduced in North America] |
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Discussion | Varieties 2 (2 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 9, p. 362. | FNA vol. 9, p. 369. | ||||
Parent taxa | Rosaceae > subfam. Amygdaloideae > tribe Amygdaleae > Prunus | Rosaceae > subfam. Amygdaloideae > tribe Amygdaleae > Prunus | ||||
Sibling taxa | ||||||
Subordinate taxa | ||||||
Synonyms | Cerasus ilicifolia | |||||
Name authority | (Nuttall ex Hooker & Arnott) D. Dietrich: Syn. Pl. 3: 43. (1842) | Matsumura: Bot. Mag. (Tokyo) 15: 100. (1901) | ||||
Web links |
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