Dolichandrone (Fenzl) Seem.

First published in Ann. Mag. Nat. Hist., ser. 3, 10: 31 (1862)
This genus is accepted
The native range of this genus is Mozambique, Tropical & Subtropical Asia to W. Pacific.

Descriptions

Timothy M. A. Utteridge and Laura V. S. Jennings (2022). Trees of New Guinea. Kew Publishing. Royal Botanic Gardens, Kew

Distribution
Ten species from East Africa, Australia, New Caledonia and tropical Asia with only a single species in New Guinea: Dolichandrone spathacea (L.f.) K.Schum.
Morphology General Habit
Trees, 5–20 m tall
Morphology Leaves
Leaves pinnately compound, opposite, margins entire, with hairy domatia; turning black on drying
Morphology Reproductive morphology Inflorescences
Inflorescence terminal, few flowered racemes; calyx campanulate, circumscissile, caducous; corolla white, fragrant, opening during the evening/at night, long tubular, tube 12–18 cm long, 5-lobed, imbricate in bud, lobes ciliate and sub-equal; stamens 4, didynamous, not exserted, staminode present
Morphology Reproductive morphology Fruits
Fruit flattened-cylindrical, ±ribbed, straight or twisted, valves hard leathery, pseudo-septum flattish, hard cocky
Morphology Reproductive morphology Seeds
Seeds rectangular, thick corky wings.
Ecology
In New Guinea this genus is confined to mangroves and banks of tidal rivers and estuaries.
Recognition
Dolichandrone can be recognised by fragrant flowers which open in the evening, the white corolla with a long narrowly-cylindrical tube, and the leaves turn black on drying.
[TONG]

Bignoniaceae, M. A. Diniz. Flora Zambesiaca 8:3. 1988

Morphology General Habit
Unarmed shrubs or trees.
Morphology Leaves
Leaves opposite, imparipinnate, deciduous.
Morphology Reproductive morphology Flowers
Flowers born in terminal panicles, racemes or racemose panicles, fragrant, opening during the night.
Morphology Reproductive morphology Flowers Calyx
Calyx spathaceously splitting along the posterior side, beaked at the apex.
Morphology Reproductive morphology Flowers Corolla
Corolla campanulate; tube narrowly cylindrical long exceeding the calyx; lobes 5, subequal, wavy at the margin.
Morphology Reproductive morphology Flowers Androecium
Stamens 4, didynamous, anthers included, introrse, glabrous; staminode present, very small.
Morphology Reproductive morphology Flowers Disc
Disk annular, thick.
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary oblong, cylindric, bilocular; ovules many, pluriseriate.
Morphology Reproductive morphology Fruits
Capsule narrowly linear in outline, terete or compressed parallel to the false septum, straight or curved bivalved loculicidally dehiscent; seeds flat, winged, 1-several on each side of the wing.
[FZ]

Sources

  • Flora Zambesiaca

    • Flora Zambesiaca
    • http://creativecommons.org/licenses/by-nc-sa/3.0
  • Herbarium Catalogue Specimens

  • 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
  • Trees of New Guinea

    • Trees of New Guinea
    • http://creativecommons.org/licenses/by-nc-sa/3.0