Malus rockii Rehder

Species

Angiosperms > Rosales > Rosaceae > Malus

Characteristics

Trees 8–10 m tall, pendulous. Branchlets dark brown, terete, villous when young, glabrescent; buds reddish brown, ovoid, subglabrous or scales puberulous at margin. Stipules caducous, lanceolate, 5–6 mm, membranous, subglabrous, margin slightly glandular denticulate, apex acuminate; petiole 2–4 cm, villous; leaf blade elliptic, ovate-elliptic, or oblong-ovate, 6–12 × 3.5–7 cm, abaxially puberulous along midvein and lateral veins, adaxially sparsely pubescent along midvein, base rounded or broadly cuneate, margin irregularly adpressed serrulate, apex acuminate. Corymbs umbel-like, 4–6 cm in diam., 4–8-flowered; bracts caducous, lanceolate, membranous, margin sparsely glandular serrate, apex acuminate. Pedicel 2–4 cm, pubescent. Flowers 2.5–3 cm in diam. Hypanthium campanulate, densely villous. Sepals triangular-lanceolate, 5–7 mm, slightly longer than or ca. as long as hypanthium, abaxially sparsely pubescent or subglabrous, adaxially densely pubescent, margin entire, apex acute or acuminate. Petals white, obovate, 1.2–1.5 cm, base shortly clawed, apex rounded. Stamens 25, unequal, shorter than petals. Ovary 4-or 5-loculed, with 2 ovules per locule; styles 4 or 5, slightly longer than stamens, villous basally. Pome red, ovoid or subglobose, 1–1.5 cm in diam. with a small scar at apex; sepals caducous; fruiting pedicel 2–4 cm, puberulous. Fl. May–Jun, fr. Sep. 2n = 34*, 51*.
More
A tree. It grows 8-10 m tall. Branches hang down. Young branches are dark brown. The leaves are oval and 6-12 cm long by 4-7 cm wide. There are irregular teeth along the edge. There are 4-8 flowers in a group. The petals are white. The fruit are oval and red. They are 1-2 cm across.
Life form
Growth form tree
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 8.0 - 10.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway c3

Environment

It is a temperate plant. It grows in mixed forests between 2,400-3,800 m above sea level. It grows in Sichuan and Yunnan in China.
Light 7-9
Soil humidity 3-7
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

The fruit are eaten raw.
Uses eating food gene source rootstock
Edible fruits
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Malus rockii unspecified picture

Distribution

Malus rockii world distribution map, present in China

Conservation status

Malus rockii threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:726385-1
WFO ID wfo-0001016397
COL ID 3XQXP
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Malus rockii Malus baccata subsp. himalaica Malus baccata var. himalaica Pyrus baccata var. himalaica