Cotoneaster adpressus
Bull. Soc. Bot. France 51(sess. extraord.): cxlix, fig. [p. cl.] 1907.
Shrubs, mound-forming, to 0.3 m. Stems divaricate, prostrate to procumbent, rooting, to 0.8 m long, stiff; branches distichous, maroon, initially strigose-villous. Leaves deciduous; petiole 1–2 mm, glabrescent; blade elliptic or ovate, rarely suborbiculate, 8–15 × 5–12 mm, chartaceous, base rounded, margins slightly undulate, not revolute, veins 2 or 3, superficial, apex acute or obtuse, abaxial surfaces green, glabrate, midrib strigose, adaxial green, dull to slightly shiny, not glaucous, flat between lateral veins, glabrous. Inflorescences on fertile shoots 6–10 mm with 2 or 3 leaves, 1(or 2)-flowered, subsessile. Pedicels 0–1.5 mm, glabrate. Flowers 4–7 mm; hypanthium funnelform, maroon, glabrate; sepals sometimes recurved, margins villous, apex lingulate or acute, surfaces glabrous; petals erect, dark red; stamens 10(–13), filaments pink to red, anthers white; styles 2(or 3). Pomes bright red, broadly obovoid to globose, 6–7 mm, shiny, not glaucous, succulent, glabrous; sepals suberect, glabrous; navel open; style remnants 4/5 from base. Pyrenes 2(or 3). 2n = 34 (Sweden).
Phenology: Flowering Apr–May; fruiting Sep.
Habitat: Disturbed ground, gravel pits
Elevation: 0–400 m
Distribution
Mich., Asia (China), introduced also in Europe.
Discussion
Selected References
None.