Cyanastrum goetzeanum Engl.

First published in Bot. Jahrb. Syst. 28: 359 (1900)
This species is accepted
The native range of this species is S. Central & SE. Tanzania. It is a tuberous geophyte and grows primarily in the seasonally dry tropical biome.

Descriptions

Tecophilaeaceae, Susan Carter. Flora of Tropical East Africa. 1966

Morphology General Habit
Tubers up to 2 cm. across.
Morphology Leaves Cataphylls
Cataphylls 1–2, the outer ± 2 cm. long, the inner 7 cm. long.
Morphology Leaves
Leaf-blade ovate-orbicular and deeply cordate, up to 8.5 cm. long measured along the midrib, 10 cm. wide, with lobes 5 cm. long; petiole up to 18 cm. long.
Morphology Stem
Flowering stem up to 26 cm. high, appearing as the leaves begin to unroll.
Morphology Reproductive morphology Inflorescences Bracts
Stem-bracts 2–3, the lower sheathing, up to 4 cm. long, the uppermost usually free, up to 2.5 cm. long.
Morphology Reproductive morphology Inflorescences
Nodes of inflorescence 3–6; secondary peduncles nearly all 2-flowered but sometimes only one flower developing, with the pedicels 4–8 mm. long; floral bracts linear, 2–8 mm. long.
Morphology Reproductive morphology Flowers Perianth
Perianth blue (or white, fide Engler); lobes 10–12 × 3–4 mm.
Morphology Reproductive morphology Flowers Androecium Stamens
Anthers linear, 4–5 mm. long; pore terminal; filaments 1.5 mm. long.
Morphology Reproductive morphology Flowers Gynoecium Style
Style 6–8 mm. long.
Morphology Reproductive morphology Fruits
Capsule and seeds not seen.
Habitat
Little known, but does occur near streams, probably shady margins of riverine forest; 380–600 m.
Distribution
T6 T7 not known elsewhere
[FTEA]

Sources

  • 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 2022. 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 2022. 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