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Actinidia kolomikta (Maxim. & Rupr.) Maxim.


Description from Flora of China

Prunus kolomikta Maximowicz & Ruprecht, Bull. Cl. Phys.-Math. Acad. Imp. Sci. Saint-Pétersbourg 15: 129. 1856; Actinidia gagnepainii Nakai; A. kolomikta var. gagnepainii (Nakai) H. L. Li; A. leptophylla C. Y. Wu; A. maloides H. L. Li; A. maloides f. cordata C. F. Liang; A. tetramera Maximowicz var. maloides (H. L. Li) C. Y. Wu; Kalomikta mandshurica Regel, nom. illeg. superfl.; Trochostigma kolomikta (Maximowicz & Ruprecht) Ruprecht.

Climbing shrubs, large, deciduous. Branchlets glabrous, lenticels inconspicuous to subconspicuous when young, conspicuous when old; pith brown, lamellate. Petiole yellowish white to reddish brown, 2.5-5 cm, sparsely pubescent to glabrous; leaf blade broadly ovate to oblong-ovate or oblong-obovate, 6-15 × 5-10 cm, membranous to thinly papery, abaxially glabrous to subglabrous, sometimes barbate at vein axils, adaxially sparsely strigillose, midvein and lateral veins distinct and raised abaxially, slender, inconspicuous adaxially, lateral veins 6-8 pairs, veinlets reticulate, inconspicuous on both surfaces to subconspicuous abaxially, base cordate, occasionally rounded to truncate, equal or oblique, margin serrate to biserrate, apex acute to abruptly acuminate. Inflorescences cymose, 1-3-flowered; peduncles 0.8-1.2 cm, very slender; pedicels 4-10 mm, glabrous to yellowish brown tomentose; bracts linear, minute. Flowers pink or white. Sepals 5, ovate to oblong-ovate, 4-6 mm, glabrous, margin ciliate, apex acute. Petals 5 or 6, obovate, 6-10 mm. Filaments 3-6 mm; anthers yellow, oblong, 2-2.5 mm, sagittate at base. Ovary globose, ca. 3 mm, glabrous. Fruit pale orange when mature, ovoid, 2-2.5 cm, glabrous, lenticels absent; sepals caducous. Seeds ca. 2 mm. Fl. Apr-Jul, fr. Sep-Oct. 2n = 58*, 116*.

Actinidia kolomikta var. shihmienensis C. Y. Chang (J. Sichuan Univ., Nat. Sci. Ed. 3: 78. 1976), described from Sichuan, could not be treated here because no material was seen by the authors.

Mountain mixed forests in open places, also widely cultivated; 1600-2900 m. Chongqing, Gansu, Hebei, Heilongjiang, Hubei, Jiangsu, Jilin, Liaoning, Shaanxi, Shanxi, Sichuan, Yunnan [Japan, Korea, Russia].


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