Annonaceae

Dielsiothamnus R.E.Fr.

First published in Ark. Bot., prepr., a.s., 3: 35 (1953)

This genus is accepted

The native range of this genus is Tanzania.

Annonaceae, B. Verdcourt. Flora of Tropical East Africa. 1971

Morphology General Habit: Shrub, small tree or sometimes a scrambling shrub, with both stellate and some simple hairs
Morphology Reproductive morphology Flowers: Flowers hermaphrodite or rarely only male, solitary (?always) on leafless shoots, axillary, shortly pedicellate; buds globose,enclosed by 2 bracteoles and when very young sessile and enveloped by several calyptrate bracts
Morphology Reproductive morphology Flowers Calyx: Sepals 3, valvate, enclosing the petals in bud
Morphology Reproductive morphology Flowers Corolla: Petals 6, valvate, in 2 whorls of 3, those of the outer whorl slightly larger, those of the inner somewhat narrowed to the base, free
Morphology Reproductive morphology Flowers Androecium Stamens: Stamens numerous, linear-obconic; anther-cells lateral; connective prolongations obliquely capitate, apiculate; filaments short
Morphology Reproductive morphology Flowers Gynoecium Carpels: Carpel solitary, cylindric, with numerous biseriate ovules; style absent; stigma bilobed
Morphology Reproductive morphology Fruits: Fruit indehiscent, oblong-ellipsoidal, sessile or subsessile, many-seeded, not constricted between the seeds, oily
Morphology Reproductive morphology Seeds: Seeds horizontal, without an aril.

[FTEA]

Annonaceae, N. K. B. Robson. Flora Zambesiaca 1:1. 1960

Morphology General Habit: Shrub or small tree, sometimes climbing, with stellate and sparse simple hairs.
Morphology General Buds: Buds globose.
Morphology Reproductive morphology Flowers: Flowers bisexual (rarely male), solitary, axillary, shortly pedicellate.
Morphology Reproductive morphology Inflorescences Bracteoles: Bracteoles 2, enclosing the bud.
Morphology Reproductive morphology Flowers Calyx: Sepals 3, valvate, enclosing the petals in bud.
Morphology Reproductive morphology Flowers Corolla: Petals 6, in 2 whorls, both valvate, free, the outer whorl slightly larger.
Morphology Reproductive morphology Flowers Androecium Stamens: Stamens ?, linear-obconic with thecae lateral and connective-prolongations obliquely capitate, apiculate; filaments short.
Morphology Reproductive morphology Flowers Gynoecium Carpels: Carpel solitary, cylindric, with numerous ovules in two rows; style absent; stigma bilobed.
Morphology Reproductive morphology Fruits: Ripe carpel indehiscent, sessile or subsessile, many-seeded.
Morphology Reproductive morphology Seeds: Seeds horizontal; aril absent.

[FZ]

Flora Zambesiaca
- Flora Zambesiaca
- http://creativecommons.org/licenses/by-nc-sa/3.0
Flora of Tropical East Africa
- Flora of Tropical East Africa
- http://creativecommons.org/licenses/by-nc-sa/3.0
Kew Backbone Distributions
- The International Plant Names Index and World Checklist of Vascular Plants 2025. 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 2025. 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

Descriptions