Macrotyloma ellipticum (R.E.Fr.) Verdc.

First published in Kew Bull. 24: 403 (1970)
This species is accepted
The native range of this species is Tanzania to S. Tropical Africa. It grows primarily in the seasonally dry tropical biome.

Descriptions

Leguminosae, B. Mackinder, R. Pasquet, R. Polhill and B. Verdcourt. Flora Zambesiaca 3:5. 2001

Morphology General Habit
Erect perennial, somewhat shrubby herb up to 1 m tall, arising from a taproot.
Morphology Stem
Stems freely branched, some branch tips sometimes twining, young stems golden velvety, older stems glabrescent.
Morphology Leaves
Leaves 3-foliolate; leaflets 1.6–5.7 × 0.8–3 cm, elliptic to oblong-elliptic, obtuse to subacute at the apex, apiculate or not, narrowed to a shortly rounded base, pubescent on the upper surface, velvety pubescent beneath; petiole 1.6–3.2 cm long; rhachis 2–3 mm long; stipules 7–9 × 2–3 mm, acute, striate; stipels 2–3 mm long.
Morphology Reproductive morphology Flowers
Flowers axillary, solitary, in pairs or in 3–4-flowered fascicles; pedicels 2.5–3.5 mm long; bracts 2–3 × 1 mm, lanceolate, striate; bracteoles 3–4 mm long, lanceolate.
Morphology Reproductive morphology Flowers Calyx
Calyx densely golden villous; tube 2.5 mm long; lobes 3–4 mm long, linear-triangular, the upper two connate along almost all their length.
Morphology Reproductive morphology Flowers Corolla
Standard greenish-yellow, 10–11 × 6–8 mm, obovate, emarginate at the apex or not, with linear appendages 3–4 mm long; wings 8–12 × 1–2 mm; keel 10–14 × 3–5 mm.
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary 6–8 mm long, linear, tomentose, 6–8-ovuled.
Morphology Reproductive morphology Fruits
Pod golden, 4–5.5 cm × 4–5 mm, linear, compressed, glabrous or puberulous though margins always puberulous, 6–8-seeded.
Morphology Reproductive morphology Seeds
Seeds reddish-brown, 3–4 × 2 × 1 mm, smooth; hilum small, central.
[FZ]

International Legume Database and Information Service

Conservation
Not Threatened
Ecology
Africa: Zambezian woodland
Morphology General Habit
Perennial, Not climbing, Herb
[ILDIS]

Leguminosae, J. B. Gillett, R. M. Polhill & B. Verdcourt. Flora of Tropical East Africa. 1971

Morphology General Habit
Erect perennial herb 0·5–1 m. tall from a tough, but perhaps not tuberous, woody rootstock.
Morphology Stem
Stems single, branched, shortly woolly with dense grey or ferruginous spreading hairs.
Morphology Leaves
Leaflets 3, paler beneath, elliptic, 1·8–5·6 cm. long, 0·6–2·5 cm. wide, obtuse to subacute at the apex, ± narrowed to a rounded base, pubescent above, densely softly velvety pubescent beneath, the nerves sometimes with ferruginous hairs; petiole 1·5–3·5 cm. long; rhachis 2–3 mm. long; petiolules 2–3 mm. long; stipules 10 mm. long, 3 mm. wide, pubescent, veined.
Morphology Reproductive morphology Flowers
Flowers 1–4 in axillary fascicles; peduncles 3–4 mm. long; pedicels 2·5–3·5 mm.; bracts ovate-lanceolate, 3 mm. long; bracteoles lanceolate, 3·5–4 mm. long, pubescent.
Morphology Reproductive morphology Flowers Calyx
Calyx pubescent with spreading hairs; tube 2·5 mm. long; lobes linear-triangular, 3–5 mm. long, tapering at the apex; upper pair joined into a triangular lobe with a finely bifid tip.
Morphology Reproductive morphology Flowers Corolla
Standard greenish-yellow, obovate, 11 mm. long, 8·5 mm. wide, rounded or emarginate at the apex; keel cream.
Morphology Reproductive morphology Fruits
Pod linear, 4–5·5 cm. long, 5 mm. wide, compressed, margined, tipped by the curved style-base, faces glabrous or puberulous, but margins always spreading puberulous.
Morphology Reproductive morphology Seeds
Seeds dark red with blackish mottling, ellipsoid-oblong, longest dimension 3–4 mm., shorter dimension 2–2·5 mm., 1 mm. thick.
Figures
Fig. 86/1–10, p. 590.
Habitat
Brachystegia, Uapaca woodland; 1600–1800 m.
Distribution
T7
[FTEA]

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
  • Herbarium Catalogue Specimens

    • Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/
  • International Legume Database and Information Service

    • International Legume Database and Information Service (ILDIS) V10.39 Nov 2011
    • http://creativecommons.org/licenses/by/3.0
  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2024. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0
  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2024. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0