Difference between revisions of "Crataegus wattiana var. wattiana"
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|elevation=300–2500 m | |elevation=300–2500 m | ||
|distribution=Wash.;c Asia. | |distribution=Wash.;c Asia. | ||
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|discussion=<p>Variety wattiana has become naturalized in the Washington Park Arboretum, Seattle. The variety has leaves shallowly incised throughout; those of var. incisa C. K. Schneider are pinnatisect basally.</p> | |discussion=<p>Variety wattiana has become naturalized in the Washington Park Arboretum, Seattle. The variety has leaves shallowly incised throughout; those of var. incisa C. K. Schneider are pinnatisect basally.</p> | ||
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|subfamily=Rosaceae subfam. Amygdaloideae | |subfamily=Rosaceae subfam. Amygdaloideae | ||
|tribe=Rosaceae tribe Gillenieae | |tribe=Rosaceae tribe Gillenieae | ||
Latest revision as of 00:00, 6 November 2020
Trees, 30–60 dm. Stems: 1-year old twigs deep red- or purple-brown, older dull or dark gray; thorns on twigs absent or sparse, stout, 1–4 cm. Leaves deciduous; petiole 2–3.5 cm, adaxially glabrous or sparsely pubescent; blade pale green abaxially, dull bluish green adaxially, ± ovate to triangular-ovate, 5–9 cm, base truncate to broadly cuneate, lobes 3–5 per side, evenly spaced, sinuses deep, margins sharply serrate, veins 4 or 5 per side, to lobes and deeper sinuses, apex acute, surfaces glabrous. Inflorescences 20–50-flowered; proximal bracteoles falcate, stipuliform, 2 cm, herbaceous, distal caducous, linear, membranous, margins sparsely sessile-glandular. Flowers 12–15 mm diam.; hypanthium glabrous; sepals triangular-ovate, 2–4 mm, entire or 1- or 2-toothed; styles 4 or 5. Pomes yellow to bright orange or orange-brown, suborbicular, 8–12 mm diam.; sepals persistent, reflexed; pyrenes 4 or 5. 2n = 51, 68.
Phenology: Flowering Apr–Jun; fruiting Sep–Oct.
Habitat: Scrub
Elevation: 300–2500 m
Distribution
Introduced; Wash., c Asia.
Discussion
Variety wattiana has become naturalized in the Washington Park Arboretum, Seattle. The variety has leaves shallowly incised throughout; those of var. incisa C. K. Schneider are pinnatisect basally.
Selected References
None.