Passerina L.

First published in Sp. Pl.: 559 (1753)
This genus is accepted
The native range of this genus is S. Tropical & S. Africa.

Descriptions

Flora Zambesiaca. Vol. 9, Part 3. Polygonaceae-Myriaceae. Pope GV, Polhill RM, Martins ES. 2006.

Morphology Branches
Branches slender, erect or sometimes pendulous, pubescent to tomentose or woolly when young
Morphology Reproductive morphology Flowers
Flowers 4-merous, bisexual, wind-pollinated, reddish, cream or yellowish, subtended by bracts similar to the leaves or with membranous wings Flowers 4-merous, bisexual, wind-pollinated, reddish, cream or yellowish, subtended by bracts similar to the leaves or with membranous wings.
Morphology Reproductive morphology Flowers Calyx
Calyx tube flask-shaped or subcylindric, inflated at the base, glabrous to pilose or woolly Calyx tube flask-shaped or subcylindric, inflated at the base, glabrous to pilose or woolly.
Morphology Reproductive morphology Flowers Corolla
Petals absent Petals absent.
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary sessile or subsessile, ovoid, 1-locular; disk absent; style filiform, laterally inserted near the apex of the ovary; stigma globose
Morphology Reproductive morphology Fruits
Fruit dry or fleshy, enclosed by the persistent base of the calyx tube Fruit dry or fleshy, enclosed by the persistent base of the calyx tube.
Distribution
A genus of 15 species in southern Africa, one extending to Angola and Zimbabwe.
Morphology General Habit
Ericoid, much branched shrublets or shrubs, rarely small trees. Ericoid, much branched shrublets or shrubs, rarely small trees
Morphology Stem
Branches slender, erect or sometimes pendulous, pubescent to tomentose or woolly when young.
Morphology Leaves
Leaves opposite, decussate, concave or closely involute, lined within with woolly hairs. Leaves opposite, decussate, concave or closely involute, lined within with woolly hairs
Morphology Reproductive morphology Inflorescences
Inflorescence a spike or sometimes subcapitate, terminal or ultimately overtopped by further growth of the branch. Inflorescence a spike or sometimes subcapitate, terminal or ultimately overtopped by further growth of the branch
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 8, inserted in the throat of the calyx tube, exserted, those opposite the sepals longer; anthers ovate or oblong. Stamens 8, inserted in the throat of the calyx tube, exserted, those opposite the sepals longer; anthers ovate or oblong
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary sessile or subsessile, ovoid, 1-locular; disk absent; style filiform, laterally inserted near the apex of the ovary; stigma globose.
Morphology Reproductive morphology Seeds
Seed with a black crustaceous testa, and a fine curved beak. Seed with a black crustaceous testa, and a fine curved beak.
[FZ]

Sources

  • Flora Zambesiaca

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