Celosia elegantissima Hauman

First published in Bull. Jard. Bot. État Bruxelles 18: 105 (1946)
This species is accepted
The native range of this species is E. Central Tropical Africa. It is a scrambling shrub and grows primarily in the wet tropical biome.

Descriptions

Amaranthaceae, C.C. Townsend. Flora of Tropical East Africa. 1985

Morphology General Habit
Erect or scrambling herb with rather few to many long slender branches and with a horizontal, branched rootstock, from 0.6–2 m. and probably more in height.
Morphology Stem
Stem and branches wiry, ridged, glabrous or thinly furnished with short multicellular hairs.
Morphology Leaves
Leaves ovate or broadly to narrowly lanceolate-ovate, ± long-acuminate; lamina of the main stem-leaves 5–13 × 2.25–5 cm., shortly cuneate to subtruncate at the base and tapering into the ± 1.5–2.5 cm. petiole; upper and branch leaves smaller, somewhat narrower, more shortly petiolate.
Morphology Reproductive morphology Inflorescences
Inflorescences axillary and terminal, of simple or branched elongate thyrses, the upper forming a broad spreading panicle up to ± 25 × 26 cm., the slender axes subglabrous or thinly furnished with yellowish multicellular hairs; lateral cymose clusters of flowers few-flowered, lax with branches up to ± 2 mm. long, to rather dense and subsessile, rather distant to subapproximate, ± 4–8 mm. in diameter.
Morphology Reproductive morphology Inflorescences Bracts
Bracts and bracteoles deltoid-ovate, acuminate, 2–2.5 mm., hyaline with a pale or brownish midrib, glabrous or ± furnished with multicellular hairs.
Morphology Reproductive morphology Flowers Perianth
Perianth-segments oblong-elliptic, 2–3 mm., silvery-hyaline with a slightly denser, white, narrow central vitta along the single minutely percurrent midrib, and occasionally with 2–5 very faint, short lateral nerves at the base.
Morphology Reproductive morphology Flowers Androecium Stamens
Free portion of the (? always) magenta filaments subequalling the sheath, with no intermediate teeth.
Morphology Reproductive morphology Flowers Gynoecium Stigma
Stigmas 2–3, recurved, subequalling the ± 0.75 mm. style.
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary (3–)5–6(–8)-ovulate.
Morphology Reproductive morphology Fruits
Capsule ovoid, included or slightly exserted, 2–2.25 mm.
Morphology Reproductive morphology Seeds
Seeds ± 1 mm., black, compressed, shining, furnished with punctate grooves which become shorter and narrower and ± concentric towards the outer edge.
Habitat
In forest and by rivers; 830–1820 m.
Distribution
T4 U2
[FTEA]

IUCN Red List of Threatened Species https://www.iucnredlist.org/species/103581524/103648247

Conservation
LC - least concern
[IUCN]

Sources

  • Flora of Tropical East Africa

    • Flora of Tropical East Africa
    • http://creativecommons.org/licenses/by-nc-sa/3.0
  • IUCN Categories

    • IUCN Red List of Threatened Species
    • http://creativecommons.org/licenses/by-nc-sa/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