Published December 28, 2022 | Version v1
Taxonomic treatment Open

Malus komarovii Rehder

  • 1. CAS Key Laboratory of Mountain Ecological Restoration and Bioresource Utilization and Ecological Restoration and Biodiversity Conservation Key Laboratory of Sichuan Province, Chengdu Institute of Biology, Chinese Academy of Sciences, Chengdu 610041, Sichuan, China & School of Life Science, Sichuan University, Chengdu 610065, Sichuan, China & University of Chinese Academy of Sciences, Beijing 100049, China
  • 2. School of Life Science, Sichuan University, Chengdu 610065, Sichuan, China
  • 3. CAS Key Laboratory of Mountain Ecological Restoration and Bioresource Utilization and Ecological Restoration and Biodiversity Conservation Key Laboratory of Sichuan Province, Chengdu Institute of Biology, Chinese Academy of Sciences, Chengdu 610041, Sichuan, China

Description

26. Malus komarovii (Sarg.) Rehder

Figs 59–60

Journal of the Arnold Arboretum 2 (1): 51 (Rehder 1920).

Crataegus tenuifolia Kom., Trudy imperatorskago S.-Peterburgskago botanicheskago Sada 18: 435 (Komarov 1901), nom. illeg. – Crataegus komarovii Sarg., Plantae Wilsonianae Vol. 1 (2): 183 (Sargent 1912), nov. nom. of Crataegus tenuifolia Kom .. – Sinomalus tenuifolia (Kom.) Koidz., Acta Phytotaxonomica et Geobotanica 1 (1): 12 (Koidzumi 1932). – Sinomalus komarovii (Sarg.) Honda, Botanical Magazine (Tokyo) 47: 297 (Honda 1933).

Type: NORTH KOREA • valley Segeelu- Korani; 16 Jun. 1897; fl; V. Komarov 869; holotype: LE; isotype: K [K000758431]!

Examined specimens

CHINA – Jilin • Antu; 29 Aug. 1959; fr; P.Y. Fu 1256; IFP • ibid.; 9 Aug. 1979; fr; S.D. Zhao 2447; IFP • Changbai; 26 May 1976; fl; X.Z. Wang s.n.; PE • ibid.; 3 Jul. 1958; fl; F.M. Luo et al. 662; PE.

NORTH KOREA – North Hamgyong • Kilju-gun; 25 Aug. 1942; fr; Nakashima s.n.; NAS • locality unknown; 12 Sep. 1962; st; S.E. Liu & S.X. Li 9191; IFP.

Description

Small tree or shrub, 3 m high. Branches terete, pubescent when young, glabrescent. Leaves petiolate, petiole ca 1.8‒2.0 cm long, puberulous. Lamina ca 3.9‒4.2 × 2.9‒3.9 cm, ovate, rarely oblong, base cordate or cuneate, equilateral, apex acute or acuminate, margin serrulate, blade puberulous, 3-lobed. Inflorescence corymbose, with 6‒8 flowers. Pedicel ca 1.8 cm long, puberulous. Hypanthium puberulous. Sepals lanceolate, abaxially puberulous or glabrous, adaxially lanuginous, caducous or persistent. Petals white, ovate. Stamens 20‒30, unequal. Styles 4 or 5, glabrous. Pome ca 0.8‒1.0 cm in diameter, subglobose, yellow to red. Carpopodium ca 1.5 cm long, puberulous.

Phenology

Flowers in May. Mature fruits in September.

Habitat

Terrestrial, seasonally green, growing in shrubs; 1100‒1300 m a.s.l.

Distribution

China (Henan, Jilin), North Korea, and South Korea (Fig. 59).

Chromosome number

2n = 34.

Notes

Published as part of Li, Jing-chao, Liu, Jian-quan & Gao, Xin-fen, 2022, A revision of the genus Malus Mill. (Rosaceae), pp. 1-127 in European Journal of Taxonomy 853 on pages 87-89, DOI: 10.5852/ejt.2022.853.2019, http://zenodo.org/record/7501371

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Linked records

Additional details

Biodiversity

Collection code
IFP , K , LE , NAS , PE
Material sample ID
K000758431
Event date
1897-06-16 , 1942-08-25 , 1958-07-03 , 1959-08-29 , 1962-09-12 , 1976-05-26 , 1979-08-09
Verbatim event date
1897-06-16 , 1942-08-25 , 1958-07-03 , 1959-08-29 , 1962-09-12 , 1976-05-26 , 1979-08-09
Scientific name authorship
Rehder
Kingdom
Plantae
Phylum
Tracheophyta
Order
Rosales
Family
Rosaceae
Genus
Malus
Species
komarovii
Taxon rank
species

References

  • Rehder A. 1920. New species, varieties and combinations from the herbarium and collections of the Arnold Arboretum. Journal of the Arnold Arboretum 2 (1): 44 - 60. https: // doi. org / 10.5962 / p. 185141
  • Komarov V. L. 1901. Species novae Florae Asiae Orientalis (Manshuriae et Korae borealis). Trudy imperatorskago S. - Peterburgskago botanicheskago Sada 18: 419 - 449.
  • Sargent C. S. 1912. Plantae Wilsonianae Vol. 1 (2). The University Press, Cambridge. https: // doi. org / 10.5962 / bhl. title. 191
  • Koidzumi G. 1932. Contributiones ad cognitionem Florae Asiae Orientalis. Acta Phytotaxonomica et Geobotanica 1 (1): 11 - 33. https: // doi. org / 10.18942 / bunruichiri. KJ 00001078742
  • Honda M. 1933. Nuntia ad floram Japoniae XXI. Shokubutsugaku zasshi [Botanical Magazine] 47: 433 - 437. https: // doi. org / 10.15281 / jplantres 1887.47.433