Pterocarpus megalocarpus Harms

Species

Angiosperms > Fabales > Fabaceae > Pterocarpus

Characteristics

Leaves 18–22 cm long; petiole 2–3 cm long, rachis 9–11 cm long, hispid-glandular; petiolules 5–6 mm long, appressed-pubescent; leaflets 3–4 on each side of the rachis, alternate, 2–9 × 2.5–4 cm, ovate or elliptic to obovate, usually abruptly and shortly acuminate, often slightly emarginate at the apex, thin and stiff, deep green and glabrous on upper surface (when mature), paler and sparsely strigulose beneath; lateral nerves in 7–12 pairs, reticulation rather close, conspicuous on both surfaces; stipules caducous.
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Pod 1-seeded, stipitate, circular, 14.5 cm in diameter (Mozambique material); wing papyraceous, undulate and flaccid, sparsely pubescent, sometimes with a few scattered bristly hairs, asymmetric at the base, style-insertion bent down overlapping the stipe and producing a deep narrow sinus, thickened-umbonate over the seed, quite glabrous (when ripe).
Inflorescence (in East African material) of panicles in axils of upper leaves, 10–19 cm long, with a few lax rather spreading primary branches, many-flowered; bracts 1–3 mm long, lanceolate to ovate, caducous; bracteoles 3–6 mm long; pedicel small and narrow.
Corolla 11–13 mm long, cream or yellow, fragrant; standard broadly ovate; wings broadly expanded, enveloping the keel and nearly as long as the standard.
Branchlets terete, bark brown, appressed-pubescent, interspersed with ± dense hispid reddish glandular hairs, 1–2 mm long.
Stem with buttresses at the base (Pedro & Pedrógão 5272); bark dark, flaking off in plates; crown spreading or round.
Calyx 5.5–7 mm long, ± densely covered with short appressed brownish hairs outside and on the lobes inside.
Evergreen tree up to 20 m tall.
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Growth form tree
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Foliage retention evergreen
Sexuality hermaphrodite
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Mature height (meter) 20.0
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Nitrogen fixer rhizobia
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Cultivation

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Identifiers

LSID urn:lsid:ipni.org:names:516510-1
WFO ID wfo-0000172888
COL ID 4PVJG
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Pterocarpus megalocarpus