Malus Mill.
  • Gard. Dict. Abr. (ed. 4) vol. 2. 1754.
  • Apple, pommier [Latin malus, apple tree]


Cite taxon page as 'WFO (2021): Malus Mill. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-4000022982. Accessed on: 25 Oct 2021'

General Information

Shrubs or trees, 2–200 dm. Stems 1+ (derived from root shoots), erect; bark dark brown, reddish brown, or gray, ?firm, platy or scaly?; long and short shoots present; thorns present (modified short shoots); glabrous, glabrescent, villous, densely puberulent, or tomentose. Leaves deciduous [semipersistent], cauline, simple, ?shoot dimorphism, long- and juvenile-shoot leaves usually larger and more deeply serrate (lobed) than short-shoot leaves?; stipules deciduous (or persistent on vigorous shoot leaves in M. baccata), basally adnate to petiole, linear-lanceolate to lanceolate, sometimes filiform, ?membranous, sometimes herbaceous?, margins entire, serrulate, glandular-serrate, sparsely glandular-denticulate, or white-ciliate; petiole present; blade elliptic, ovate, obovate, triangular-ovate, oval, lanceolate, ovate-oblong, or oblong, (2–)4–12 cm, membranous or leathery, margins flat, sometimes lobed, dentate, serrulate, serrate, doubly serrate, crenate, or sometimes entire, venation pinnate (craspedodromous when lobed, camptodromous when unlobed), surfaces glabrous or tomentose. Inflorescences terminal ?on short shoots?, 2–12-flowered, ?flat-topped? panicles, glabrous or tomentose; bracts present (absent in M. fusca), ?caducous, ovate, linear-lanceolate, membranous, glabrous?; bracteoles present. Pedicels present. Flowers bisexual (occasionally andromonoecious in M. halliana), opening with leaves, perianth and androecium epigynous, 15–50 mm diam.; hypanthium campanulate, size not recorded, glabrous or tomentose; sepals 5, reflexed to wide spreading, triangular, triangular-lanceolate, triangular-ovate, or lanceolate; petals 5 (or more in M. halliana), white, pink, or red, suborbiculate, obovate, narrowly or oblong-obovate, ovate, or ± elliptic, ?base clawed?; stamens 15–50, ?unequal?, usually shorter than, rarely equal to, petals; carpels 3–5, connate, adnate to hypanthium, styles ?3–5?, emerge from base of hypanthium, basally connate, ?glabrous or tomentose basally?; ovules 2. Fruits pomes, green, yellow, or red, globose, depressed-globose, obovoid, or oblong, 6–50(–70) mm diam., ?glaucous, waxy?, punctate; ?flesh homogeneous, stone cells adjacent to carpels and epidermis?; hypanthium persistent; sepals persistent or deciduous, erect or reflexed; carpels cartilaginous; styles persistent or deciduous. Seeds 2 per carpel, ?light, dark, or reddish brown, smooth?. x = 17.

  • Provided by: [C].Flora of North America @ efloras.org
    • Source: [
    • 2
    • ]. 

    Trees or shrubs, deciduous or semievergreen, usually unarmed; buds ovoid, with several imbricate scales. Leaves alternate, simple, petiolate, stipulate, venation craspedodromous or camptodromous and merely toothed, margin serrate or lobed, folded or convolute in bud. Inflorescences corymbose-racemose. Flowers pedicellate. Hypanthium bowl-shaped. Sepals 5, persistent or caducous. Petals 5, white, pink, or red, suborbicular or obovate. Stamens 15–50, with white filaments and yellow anthers. Ovary inferior, 3–5-loculed, with 2 ovules in each cell; styles 3–5, connate at base, glabrous or pubescent. Pome usually not containing stone-cells or present in a few species, 3–5-loculed, 1- or 2-seeded in each cell, with cartilaginous endocarp (core). Seeds brown or black, cotyledons plano-convex.

  • Provided by: [D].Flora Of CHina @ efloras.org
    • Source: [
    • 3
    • ]. 

    12. Malus Mill.

    Por F.R.Barrie.

    Árboles o arbustos deciduos, las hojas e inflorescenciasalgunas veces sobre microblastos inermes o las ramitas algunas veces armadascon espinas. Hojas deciduas o persistentes, simples, alternas, los márgenesserrados o lobados; estípulas presentes. Inflorescencias en racimosumbeliformes. Flores pediceladas, bracteadas; hipanto cupuliforme; bractéolasausentes; sépalos 5, pétalos 5, estambres 15-50; ovario ínfero, carpelos 3-5;estilos 2-5, connatos en la base. Frutos en pomos oblatos a globosos, el cálizpersistente o deciduo. Aprox. 55 spp., Eurasia, Estados Unidos, Canadá;ampliamente cultivado en todo el mundo. 1 sp. cultivada en Mesoamérica.

  • Provided by: [B].Flora Mesoamericana
    • Source: [
    • 4
    • 1
    • ]. 

    Literature

    Selected references Dickson, E. E. 1995. Systematic Studies of Malus sect. Chloromeles. Ph.D. dissertation. Cornell University. Dickson, E. E., S. Kresovich, and N. F. Weeden. 1991. Isozymes in North American Malus (Rosaceae): Hybridization and species differentiation. Syst. Bot. 16: 363–375. Huckins, C. A. 1972. A Revision of the Sections of the Genus Malus Miller. Ph.D. dissertation. Cornell University.

  • Provided by: [C].Flora of North America @ efloras.org
    • Source: [
    • 2
    • ]. 

    Included Species

    Synonyms

    Other Local Names

    NameLanguageCountry
    Apple, pommier [Latin malus, apple tree]

     Information From

    MBG Floras Images
    http://www.tropicos.org/ImageSearch.aspx
    Flora images. Missouri Botanical Garden. Accessed on Jun. 2018.
    • A Missouri Botanical Garden
    Flora Mesoamericana
    http://www.mobot.org/MOBOT/fm/
    Gerrit Davidse, Mario Sousa Sánchez, A. O. Chater, Universidad Nacional Autónoma de México. Instituto de Biología, Missouri Botanical Garden, Natural History Museum (London, England) UNAM, 1994
    • B Missouri Botanical Garden
    Flora of North America @ efloras.org
    http://www.efloras.org/flora_page.aspx?flora_id=1
    'Flora of North America @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=1 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • C Flora of North America Association
    Flora Of CHina @ efloras.org
    http://www.efloras.org/flora_page.aspx?flora_id=2
    'Flora of China @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=2 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • D Missouri Botanical Garden
    Rosaceae
    CC0 1.0 Universal (CC0 1.0). https://creativecommons.org/publicdomain/zero/1.0
    • E CC0 1.0 Universal (CC0 1.0).
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • F CC0 1.0 Universal (CC0 1.0).