Hypericum annulatum Moris

First published in Stirp. Sard. Elench. 1: 9 (1827)
This species is accepted
The native range of this species is Sardegna, N. & Central Balkan Peninsula, NE. & E. Tropical Africa, Arabian Peninsula. It is a perennial and grows primarily in the temperate biome.

Descriptions

Hypericaceae, E. Milne-Redhead. Flora of Tropical East Africa. 1953

Morphology General Habit
Perennial herb with erect stems up to 75 cm. tall, often much less, sometimes shortly decumbent below, terete, shortly pubescent, puberulous or glabrescent. Perennial herb with erect stems up to 75 cm. tall, often much less, sometimes shortly decumbent below, terete, shortly pubescent, puberulous or glabrescent.
Morphology Leaves
Leaves sessile, ovate or ovate-lanceolate, those towards the middle of the stem ranging from 16 x 6 mm. to 55 x 23 mm., more or less acute at the apex, rounded or slightly cordate at the base, rather densely clothed with short or very short hairs or glabrescent, the pubescence shorter on the upper surface, furnished with inconspicuous translucent glandular dots and usually with black submarginal glands, especially near the apex, on the lower surface, sometimes the lower surface also has scattered black glands, sometimes these glands are entirely absent. Leaves sessile, ovate or ovate-lanceolate, those towards the middle of the stem ranging from 16 × 6 mm. to 55 × 23 mm., more or less acute at the apex, rounded or slightly cordate at the base, rather densely clothed with short or very short hairs or glabrescent, the pubescence shorter on the upper surface, furnished with inconspicuous translucent glandular dots and usually with black submarginal glands, especially near the apex, on the lower surface, sometimes the lower surface also has scattered black glands, sometimes these glands are entirely absent.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens about 50, not arranged in definite groups. Stamens about 50, not arranged in definite groups.
Morphology Reproductive morphology Flowers Gynoecium Style
Styles 3. Styles 3.
Morphology Reproductive morphology Fruits
Capsule 3-valved. Capsule 3-valved.
Morphology Reproductive morphology Flowers
Flowers many, rather loosely arranged in paniculate cymes. Flowers many, rather loosely arranged in paniculate cymes.
Morphology Reproductive morphology Inflorescences Bracts
Bracts with black stalked glands on the margin, sometimes very dense towards the base, appearing to form a ring round the stem. Bracts with black stalked glands on the margin, sometimes very dense towards the base, appearing to form a ring round the stem.
Morphology Reproductive morphology Flowers Calyx
Sepals ± equal, oblong-lanceolate, acute, with black stalked glands on the margin, with or without black glandular dots or dashes on the surface. Sepals ± equal, oblong-lanceolate, acute, with black stalked glands on the margin, with or without black glandular dots or dashes on the surface.
Morphology Reproductive morphology Flowers Corolla
Petals ± 13 mm. long, yellow often tinged red, with or without glandular dots. Petals ± 13 mm. long, yellow often tinged red, with or without glandular dots.
Habitat
Hillsides and dry places in upland grassland, 1100–2700 m. Hillsides and dry places in upland and moor grassland, 1100–3600 m.
Distribution
endemic on Elgon, also mountains of Bulgaria, Jugoslavia and Greece K1 K3 K4 T2 T3 U3 K1 K3 K4 T2 T3 U3
[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 2023. 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 2023. 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