Primulaceae

Systellantha B.C.Stone

First published in Malayan Nat. J. 46: 14 (1992)
This genus is accepted
The native range of this genus is Borneo.

Descriptions

Drinkell, C. & Utteridge, T.M.A. 2015. A revision of the genus Systellantha B. C. Stone. Studies in Malaysian Myrsinaceae IV. Kew Bulletin 70: 50. DOI https://doi.org/10.1007/s12225-015-9603-8

Type
Type: Systellantha fruticosa (B. C. Stone) B. C. Stone.
Morphology General Habit
Shrub or tree to 3 m
Morphology Branches
Branches with internodes ridged on each side
Morphology Leaves
Leaves alternate, margins entire or denticulate, lamina ab- and adaxially sparsely covered with sessile glands; lamina recurving on drying
Morphology Reproductive morphology Inflorescences
Inflorescences axillary, racemose but condensed and brachyblast-like, densely bracteate, pistillate flowers proximal and staminate flowers at the apex
Morphology Reproductive morphology Flowers
Staminate flowers tetramerous, tubular corolla fused at the base, lobes ovate, apex attenuate or acute, dextrose imbricate in bud; stamens antipetalous, attached to the corolla tube, anthers basifixed dehiscing longitudinally, lanceolate, connective apiculate to caudate, pistillode lacking Pistillate flowers as staminate but: staminodes lacking, ovary subglobose to ovoid, style erect, stigma truncate, ovules few, 1 – 3
Morphology Reproductive morphology Fruits
Fruits globose to sub-globose, apex very short acuminate
Morphology Reproductive morphology Seeds
Seeds single, globose, apex very short acuminate.
Distribution
Endemic to Borneo, and currently known from Sabah, Sarawak and Kalimantan; no collections currently known from Brunei.
[KBu]

Sources

  • Herbarium Catalogue Specimens

  • Kew Bulletin

    • Kew Bulletin
    • http://creativecommons.org/licenses/by-nc-sa/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

  • World Checklist of Vascular plants (WCVP)

    • 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