Cordia myxa L.

First published in Sp. Pl.: 199 (1753)
This species is accepted
The native range of this species is S. Iran to Indo-China. It is a tree and grows primarily in the seasonally dry tropical biome.

Descriptions

Boraginaceae, B. Verdcourt. Flora of Tropical East Africa. 1991

Morphology General Habit
Tree 6–12 m. tall, sometimes rather twisted, with young stems hairy but soon glabrous, older with circular petiolar scars.
Morphology Leaves
Leaves broadly ovate to subcircular, or sometimes obovate, 3–18 cm. long, 3–20 cm. wide, rounded to cordate or cuneate at the base, rounded to shortly obtusely acuminate at the apex, entire or repand-dentate, subcoriaceous, glabrous above, glabrous to ± densely pubescent beneath or even velvety; petiole 0.6–3.5 cm. long, glabrous or sparsely hairy.
Morphology Reproductive morphology Inflorescences
Cymes in terminal lax panicles, often on short lateral branches, 3–8.5 cm. long, 2–7 cm. wide, axes glabrous to sparsely pubescent; pedicels 1–2 mm. long, articulate at the apex.
sex Male
Male:calyx campanulate, 4.5–5.5 mm. long, 3-lobed, glabrous outside, pubescent to tomentose at apex inside; corolla white; tube 3.5–4.5 mm. long; lobes 5, elliptic, 5 mm. long, 2 mm. wide, reflexed; stamens exserted, the filaments 1.5–3.5 mm. long, hairy at the base; ovary rudimentary and style absent.
Morphology Reproductive morphology Flowers
Female:calyx tubular-campanulate, 6–8.5 mm. long, irregularly 3–4-toothed, glabrous outside save for tips of lobes, densely pubescent inside; corolla-tube 4.5–6.5 mm. long; lobes 4–6, elliptic to obovate, 5–7 mm. long, 2.5–3.5 mm. wide, reflexed and rolled up; stamens with filaments 1.5–2.5 mm. long, ± pubescent; anthers sterile; ovary ellipsoid or obovoid, 2.5–3.5 mm. long, 2–2.7 mm. wide; style exserted, 8–9 mm. long, deeply divided into 4 stigmatic branches 4–5 mm. long, flattened and subfoliaceous with irregular or erose-denticulate margins. Male:calyx campanulate, 4.5–5.5 mm. long, 3-lobed, glabrous outside, pubescent to tomentose at apex inside; corolla white; tube 3.5–4.5 mm. long; lobes 5, elliptic, 5 mm. long, 2 mm. wide, reflexed; stamens exserted, the filaments 1.5–3.5 mm. long, hairy at the base; ovary rudimentary and style absent.
sex Female
Female:calyx tubular-campanulate, 6–8.5 mm. long, irregularly 3–4-toothed, glabrous outside save for tips of lobes, densely pubescent inside; corolla-tube 4.5–6.5 mm. long; lobes 4–6, elliptic to obovate, 5–7 mm. long, 2.5–3.5 mm. wide, reflexed and rolled up; stamens with filaments 1.5–2.5 mm. long, ± pubescent; anthers sterile; ovary ellipsoid or obovoid, 2.5–3.5 mm. long, 2–2.7 mm. wide; style exserted, 8–9 mm. long, deeply divided into 4 stigmatic branches 4–5 mm. long, flattened and subfoliaceous with irregular or erose-denticulate margins.
Morphology Reproductive morphology Fruits
Fruit yellow, apricot or blackish, ovoid, (1.2–)2–3.5 cm. long, apiculate, held in the accrescent campanulate calyx (0.7–1 cm. long, 1.2–1.5(–2) cm. wide), which is ± obscurely lobed or subtruncate; pulp mucilaginous and sweet; endocarp broadly ellipsoid or ± globose, ± 1.2 cm. long, 1 cm. wide, deeply rugose, 4-locular but only 1 seed developing.
Figures
Fig. 1/3.
Habitat
Naturalised in coastal and other bushland and cultivated; 0–1050 m.
Distribution
native of tropical Asia (India, etc.), cultivated and often naturalised in tropical Africa, Senegal to Cameroon, also in N. Africa (Algeria, Libya, Egypt) P T3 T4 T5 T6 U1 Z
[FTEA]

Boraginaceae, E. S. Martins (Trichodesma by R. K. Brummit). Flora Zambesiaca 7:4. 1990

Morphology General Habit
Small tree up to 10 m. high with spreading crown and long glabrous or subglabrous young shoots; leaf scars very prominent.
Morphology Leaves
Leaves alternate; petiole 1.5–4.5 cm. long, stout, glabrous or subglabrous; lamina 5–16 x 5–16 cm., broadly ovate to circular, glabrous or hairy only on the nerves above, pubescent to subglabrous but hairy at the axils below, rounded to shortly and obtusely acuminate at apex, obtuse to subcordate, rarely subacute at base, margins entire to slightly dentate or crenate-dentate, leathery, with 3–7 nerves from the base, the middle one with 3–5 secondary nerves on each side, net-veined.
Morphology Reproductive morphology Inflorescences
Cymes arranged in few-flowered lax terminal panicles, 3–8 cm. long, sometimes on short lateral branches; rhachis and branches glabrous or subglabrous.
Morphology Reproductive morphology Flowers
Flowers variable, apparently all male but probably functionally unisexual and bisexual; buds 4–5 mm. long, obovoid, puberulous or pubescent on the upper part and sometimes brush-like at apex.
Morphology Reproductive morphology Flowers Calyx
Calyx 5–8 mm. long, narrowly campanulate, irregularly 3–5-toothed, glabrous or subglabrous outside, densely pubescent inside.
Morphology Reproductive morphology Flowers Corolla
Corolla cream-coloured, glabrous; tube 3.5–6.5 mm. long, cylindrical; lobes 4–6, 5–7 x 2.0–3.5 mm., elliptic to obovate, obtuse at apex, reflexed and ± coiled.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens inserted at the corolla-throat; filaments 1.5–3.5 mm. long, hairy at the base; anthers 1.8–2.0 mm. long, oblong-sagittate, sometimes sterile.
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary c. 3 mm. long, ellipsoid; style c. 8 mm. long in total length with stigmatic branches c. 5 mm. long, oblong, wide flattened with ± deeply toothed or lobed margins.
Morphology Reproductive morphology Fruits
Fruit up to 30 mm. long, ovoid or globose, apiculate, glabrous, yellowish when ripe, surrounded at base by the widely enlarged campanulate calyx; pyrene c. 25 x 12 x 8 mm., more or less subwinged, 1–2-seeded.
[FZ]

Boraginaceae, H. Heine. Flora of West Tropical Africa 2. 1963

Morphology General Habit
A shrub or tree up to 40 ft. high with stout stem, nearly glabrous branchlets
Morphology Reproductive morphology Flowers
Cream-white flowers 1/3 in. long in lax paniculate cymes.
[FWTA]

Common Names

English
Assyrian Plum

Sources

  • 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
  • Flora of West Tropical Africa

    • Flora of West Tropical Africa
    • http://creativecommons.org/licenses/by-nc-sa/3.0
  • Herbarium Catalogue Specimens

    • Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/
  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2022. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2022 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0
  • Kew Living Collection Database

    • Common Names from Royal Botanic Gardens, Kew Living Collection https://www.kew.org/
  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2022. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2022 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0