Memecylon L.

This genus is accepted, and its native range is Tropical & Subtropical Old World.

[FTEA]

Melastomataceae, G. E. Wickens. Flora of Tropical East Africa. 1975

Morphology General Habit
Shrubs or trees, usually glabrous, rarely shortly pilose
Morphology Leaves
Leaves opposite, entire, coriaceous to submembranaceous, petiolate or subsessile; midrib always prominent, 2 basal longitudinal nerves either present or absent, when present either as prominent as the midrib or thin and sinuate, transverse veinlets strong to obscure
Morphology Reproductive morphology Inflorescences
Inflorescence of pseudo-umbellate contracted cymes arranged in a corymbose panicle with series of opposite or fascicled branches, generally reduced to simpler pseudo-umbels, cymes, fascicles or even single flowers; peduncles absent or well developed, either solitary or several from each leaf-axil
Morphology Reproductive morphology Flowers
Flowers 4-merous, hermaphrodite (possible exception of M. dioicum (Naud.) Cogn.), usually pedicellate; bracts and bracteoles often present
Morphology Reproductive morphology Flowers Calyx
Calyx campanulate to obconical
Morphology Reproductive morphology Flowers Corolla
Petals blue or white
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 8, equal; anthers medifixed, axe-shaped; thecae minute, opening by a slit; connective ending in a thick dorsal appendage as long as the thecae or twice as long and provided with a dorsal sessile hollow gland
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary wholly adherent to the calyx-tube, 1-locular, apex swollen or depressed and provided with an epigynous disc with 8 radiating ribs that conceal the anthers in bud; ovules 5–20, on a central placenta; style filiform; stigma simple
Morphology Reproductive morphology Fruits
Berry spherical, often with a corona formed by the persistent calyx-lobes
Morphology Reproductive morphology Seeds
Seeds 1 or 2; embryo convolute, exalbuminous; cotyledons thick or foliaceous.

[FZ]

Melastomataceae, R. & A. Fernandes. Flora Zambesiaca 4. 1978

Morphology General Habit
Trees or shrubs usually everywhere glabrous, with the young branches narrowly 4-winged, 4-gonous or terete.
Morphology Leaves
Leaves opposite, entire, longitudinally 1–3(5)-nerved, shortly petiolate.
Morphology Reproductive morphology Flowers
Flowers 4-merous, small or minute, in fascicles or in cymes forming panicle-like or corymbose inflorescences.
Morphology Reproductive morphology Inflorescences Bracts
Bracts minute.
Morphology Reproductive morphology Flowers Receptacle
Receptacle broadly campanulate, hemispherical or cupular, with the limb ± dilated, truncate, 4-toothed or -lobed.
Morphology Reproductive morphology Flowers Corolla
Petals broadly ovate, obovate, circular-subdeltate, obtuse or apiculate, whitish or bluish.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 8, equal, sometimes 4 with abortive anthers; filaments filiform; anthers axe-shaped, with 2 anterior thecae dehiscing by 2 longitudinal slits and usually with a gland on the concave back.
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary 1-locular, wholly adherent to the receptacle, sunken or convex at the apex; style filiform; ovules 2–12(20), on a central placenta.
Morphology Reproductive morphology Fruits
Fruit an ovoid, globose or ellipsoid l(2)-seeded berry, crowned by the persistent calyx.
Morphology Reproductive morphology Seeds
Seeds large; cotyledons crumpled or not so.

Native to:

Andaman Is., Angola, Assam, Bangladesh, Benin, Borneo, Burundi, Cabinda, Cambodia, Cameroon, Cape Provinces, Central African Repu, China South-Central, China Southeast, Comoros, Congo, Equatorial Guinea, Fiji, Gabon, Ghana, Guinea, Guinea-Bissau, Gulf of Guinea Is., Hainan, India, Ivory Coast, Jawa, Kenya, KwaZulu-Natal, Laos, Liberia, Madagascar, Malawi, Malaya, Maluku, Mauritius, Mozambique, Myanmar, New Guinea, Nicobar Is., Nigeria, Northern Provinces, Northern Territory, Philippines, Queensland, Rwanda, Réunion, Seychelles, Sierra Leone, Sri Lanka, Sulawesi, Sumatera, Taiwan, Tanzania, Thailand, Tibet, Togo, Tonga, Uganda, Vanuatu, Vietnam, Western Australia, Zambia, Zaïre, Zimbabwe

Memecylon L. appears in other Kew resources:

Date Reference Identified As Barcode Type Status Has image?
Apr 5, 2006 Larsen, K. [45576], Thailand K000275853 No
n. col. [241], Malaya K000565433 No
Ridley [4656] K000565458 No
Brenan, J.P.M. [8753], Nigeria 10584.000 No
Coode, M.J.E. [5549], Philippines 51101.000 No
Cheek, M. [1284], Madagascar 61760.000 No
Jacobs [7763], Philippines 7498.000 No
Brenan, J.P.M. [8422], Nigeria 8617.000 No
Lovett, J. [317], Tanzania 5214.000 No
Obiorah, J.N. [FHI 32065], Cameroon K000050332 No

First published in Sp. Pl.: 349 (1753)

Accepted by

  • Roskov Y. & al. (eds.) (2018). Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.

Literature

Flora of West Tropical Africa

  • —F.T.A. 2: 460.

Flora Zambesiaca

  • Gen. Pl., ed. 5: 166 (1754).
  • Sp. Pl. 1: 349 (1753)

Flora of Tropical East Africa

  • L., Gen. Pl., ed. 5: 166 (1754)
  • Sp. Pl.: 349 (1753)

  • Art and Illustrations in Digifolia

    Digital Image © Board of Trustees, RBG Kew

  • Flora Zambesiaca

    Flora Zambesiaca
    http://creativecommons.org/licenses/by-nc-sa/3.0

  • Flora of Tropical East Africa

    Flora of Tropical East Africa
    http://creativecommons.org/licenses/by-nc-sa/3.0

  • Herbarium Catalogue Specimens

  • Kew Backbone Distributions

    The International Plant Names Index and World Checklist of Selected Plant Families 2022. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

  • Kew Names and Taxonomic Backbone

    The International Plant Names Index and World Checklist of Selected Plant Families 2022. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0