Orobanchaceae
Buchnera

Buchnera splendens Engl.

First published in Bot. Jahrb. Syst. 18: 71 (1893)
This species is accepted
The native range of this species is DR Congo to Angola. It is an annual and grows primarily in the seasonally dry tropical biome.

Descriptions

Scrophulariaceae, D. Philcox. Flora Zambesiaca 8:2. 1990

Morphology General Habit
Annual herb, 35–95 cm. tall, erect, long white pilose; stems simple, leafy.
Morphology Leaves
Basal leaves 20–40 x 10–26 mm., broadly elliptic, entire, sparsely to slighdy densely hispid-scabrid, 3–5(7)-nerved; lower cauline leaves opposite, 15–45 x 2.5–5 mm., upper leaves alternate, 15–53 x 2–5(8) mm., all linear-oblong to lanceolate, obtuse, entire, hispid-scabrid to long pilose-scabrid, 3-nerved, uppermost obscurely so.
Morphology Reproductive morphology Inflorescences
Spike 10–35 mm. long, up to 18 mm. broad with flowers densely compacted, not markedly quadrangular, densely white silky-pilose.
Morphology Reproductive morphology Inflorescences Bracts
Bracts c. 12–15 mm. long, lanceolate, densely pilose, upper smaller.
Morphology Reproductive morphology Inflorescences Bracteoles
Bracteoles 5–6 x 0.5 mm., linear-subulate, densely pilose.
Morphology Reproductive morphology Flowers Calyx
Calyx 7–8 mm. long, cylindrical, densely pilose, 4-lobed; lobes c. 2 mm. long, subulate-lanceolate.
Morphology Reproductive morphology Flowers Corolla
Corolla pale blue, through darker blue to pink; tube c. 10 mm. long, slender, pilose above and without, throat pilose; lobes (3)5–7 mm. long, up to 5 mm. wide, obovate.
Morphology Reproductive morphology Fruits
Capsule 4–4.8 x 2–2.5 mm., cylindric to subconical, apex cuspidate, glabrous.
[FZ]

Extinction risk predictions for the world's flowering plants to support their conservation (2024). Bachman, S.P., Brown, M.J.M., Leão, T.C.C., Lughadha, E.N., Walker, B.E. https://nph.onlinelibrary.wiley.com/doi/full/10.1111/nph.19592

Conservation
Predicted extinction risk: not threatened. Confidence: confident
[AERP]

Sources

  • Angiosperm Extinction Risk Predictions v1

    • Angiosperm Threat Predictions
    • http://creativecommons.org/licenses/by/4.0

  • Flora Zambesiaca

    • Flora Zambesiaca
    • 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