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FNA | Family List | FNA Vol. 9 | Rosaceae | Prunus

43. Prunus hortulana L. H. Bailey, Gard. & Forest. 5: 90. 1892.

Hortulan or wild goose plum

Prunus hortulana var. mineri L. H. Bailey

Trees, rarely suckering, 40–100 dm, moderately thorny. Twigs with axillary end buds, glabrous. Leaves deciduous; petiole 6–20 mm, hairy on adaxial surface, usually glandular distally, glands 1–5; blade narrowly elliptic, lanceolate, oblanceolate, or oblong-obovate, (5–)7–11(–13) × (2–)3–5.5 cm, base obtuse to rounded, margins singly to doubly crenate-serrate, teeth blunt, glandular, ˂glands inconspicuous, blackish˃, apex long-acuminate, abaxial surface ± hairy along midribs and veins, adaxial glabrous or with hairs along midribs. Inflorescences 2–4-flowered, umbellate fascicles. Pedicels 8–20 mm, glabrous. Flowers blooming before or at leaf emergence; hypanthium campanulate, 2–3 mm, glabrous externally; sepals erect to reflexed, ovate, 1.5–3 mm, margins glandular-toothed, abaxial surface glabrous or sparsely hairy, adaxial densely hairy at bases; petals white, obovate, 4–9 mm; ovaries glabrous. Drupes red to yellowish with white dots, ˂not or only slightly glaucous˃, globose, 20–30(–40) mm, glabrous; mesocarps fleshy; stones ovoid-ellipsoid, ± flattened. 2n = 16.

Flowering Apr–May; fruiting Aug–Sep. Roadside thickets, flood plains, open woodlands; 50–500 m; Ark., Ill., Ind., Iowa, Kans., Ky., Mass., Mich., Mo., Nebr., Ohio, Okla., Tenn., Va., W.Va.


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