Cryptolepis ibayana L.Joubert & Venter

First published in Bot. J. Linn. Soc. 160: 355 (2009)
This species is accepted
The native range of this species is SE. Kenya to NE. Tanzania. It is a climber and grows primarily in the seasonally dry tropical biome.

Descriptions

Apocynaceae (part 2), David Goyder, Timothy Harris, Siro Masinde, Ulrich Meve, Johan Venter. Flora of Tropical East Africa, 2012

Morphology General Habit
A climber with white latex.
Morphology Roots
Roots unknown.
Morphology Stem
Stems slender, twining, purplish-brown, ± 4 mm diameter, verrucose, glabrous
Morphology Leaves
Leaves leathery; petiole 5–6 mm long; blade recurved, elliptic, 5–7 × 2–3 cm, acuminate, cuspidate or drip-tipped, base truncate, green above, pale green beneath, glabrous
Morphology Reproductive morphology Inflorescences
Inflorescences terminal and axillary, subcompact, cymose with 3–7 compact monochasiums, few-flowered, glabrous; primary peduncles 1–2 cm long, secondary 1–2 cm long.
Morphology Reproductive morphology Flowers Pedicel
Pedicels ± 3 mm long.
Morphology Reproductive morphology Inflorescences Bracts
Bracts densely packed, acicular, ± 1 mm long
Morphology Reproductive morphology Flowers
Flower buds oblong, apiculate
Morphology Reproductive morphology Flowers Calyx
Sepals free, ovate, ± 1 mm long, glabrous, rounded
Morphology Reproductive morphology Flowers Corolla
Corolla yellowish-green; tube oblong-campanulate, ± 3 mm long, outside glabrous, inside villous below stamens; lobes linear to linearovate, 4–5 × ± 1 mm, rounded, glabrous
Morphology Reproductive morphology Flowers Corona
Corona: lower whorl with lobes clavate, ± 0.8 mm long; upper whorl of pockets with linear, deeply cleft lobes of ± 1 mm long from pocket rim
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens sub-sessile.
Morphology Reproductive morphology Flowers Androecium Stamens Anthers
Anthers hastate, ± 0.5 mm long, attenuate, glabrous
Morphology Reproductive morphology Flowers Gynoecium Style
Style terete, ± 0.3 mm long; style-head angular-deltoid, ± 0.5 mm diameter
Morphology Reproductive morphology Fruits
Fruit and seed unknown
Ecology
Upland forest; ± 1200 m
Note
Dimensions of floral parts may be incorrectly small as the two known collections on which the measurements were made have only buds, no mature flowers.
Distribution
Range: Not known elsewhere Flora districts: K4 T3
[FTEA]

Sources

  • 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/
  • 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