Gladiolus usambarensis Marais ex Goldblatt
  • Gladiolus Trop. Afr.


Cite taxon page as 'WFO (2021): Gladiolus usambarensis Marais ex Goldblatt. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000790480. Accessed on: 27 Jan 2021'

Morphology

Spike (2-)3-8-flowered, straight or lightly flexuose; bracts green, 2-3(-5) cm. long, the inner ± 2/3 as long as the outer.

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    Stem erect or trailing, unbranched, 2-2.5 mm. in diameter at the base of the spike.

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    Leaves 4-6(-or more), the lower 3-5 basal, reaching at least to the base of the spikes, or slightly exceeding them, narrowly lanceolate to ± linear, 5-12 mm. wide, firm-textured, the midribs raised, the upper leaves cauline and progressively reduced in size.

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    Corm 1.5-2 cm. in diameter, the tunics membranous to coriaceous, reddish brown.

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    Fig. 15/2-3.

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    Plants 20-40 cm. high, erect or inclined to trailing from cliffs.

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    Capsules obovoid, (1.1-)2-2.5 cm. long.

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    Flowers zygomorphic, usually white, or pale pink, greenish on the reverse of the tube, the lower 3 tepals each with a narrow red stripe in the lower midline and yellow in the throat; perianth-tube 3.5-5(-6) cm. long, straight, slender below, widening slightly in the upper part; tepals subequal, lanceolate, the lower laterals slightly smaller than the others, 3-3.2 × 1.2-1.4 cm., directed forward and gradually curved outward in the upper half.

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    Filaments ± 1.6 cm. long, exserted ± 7 mm. from the tube; anthers ± 8 mm. long.

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    Style straight and held above the stamens, dividing shortly beyond the anther-apices, the branches ± 4 mm. long.

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    • Source: [
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     Information From

    Iridaceae
    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    Plants Of the World Online Portal - FTEA
    https://www.kew.org/science/who-we-are-and-what-we-do/strategic-outputs-2020/plants-of-the-world-online
    http://www.plantsoftheworldonline.org/terms-and-conditions
    • B
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • C CC0 1.0 Universal (CC0 1.0).
    International Union for Conservation of Nature v.3
    https://www.iucnredlist.org/
    IUCN 2019. The IUCN Red List of Threatened Species. Version 2019-1.
    • D See IUCN Terms and conditions of use http://www.iucnredlist.org/info/terms-of-use
    International Union for Conservation of Nature
    https://www.iucn.org/
    IUCN 2016. IUCN Red List of Threatened Species. Version 2016-2
    • E All Rights Reserved