Xysmalobium winterbergense N.E.Br.

Species

Angiosperms > Gentianales > Apocynaceae > Xysmalobium

Characteristics

Plant branching into several stems at the base; stems 4-5 in. long and bearing 4-7 pairs of leaves in the examples seen, bifariously pubescent; leaves ascending, coriaceous; petiole 2-6 lin. long; blade 1.25-2.75 in. long, 1-4 lin. broad, linear, linear-lanceolate or the lowest narrowly lanceolate, acute, tapering into the petiole at the base, undulate or crisped, on the very scabrid margins, slightly scabrid on the midrib, otherwise glabrous on both sides; umbels about 4 to a stem, lateral and terminal, 10-12-flowered, sessile; pedicels 3-5 lin. long, puberulous on one side; sepals 1.5 lin. long, 0.5 lin. broad, lanceolate, acute, pubescent; corolla-lobes spreading, 2.5 lin. long, 1-1.25 lin. broad, oblong, subacute, with narrowly revolute margins and a few hairs on the back, glabrous on the inner face, apparently greenish-yellow or green; corona-lobes arising at the base of the staminal column and much shorter than it, erect, about 1 lin. long and broad, fleshy, sub-orbicular or orbicular-rhomboid, obtusely apiculate, flat, with a very prominent keel decurrent from the apiculus on the inner face and somewhat angular at its middle, apparently dark brown; staminal column 0.5 lin. long, constricted at the middle, with the upper half broadly obconic and the lower subcylindric; anther-appendages very short, transverse, rounded, indexed over the rim of the truncate style-apex, anther-wings 0.5 lin. long.
More
Perennial, geophytic herb, 100-130 mm high; stems branched several times from base. Leaves spreading-erect, linear-lanceolate, 30-70 x 6.0-8.5 mm, base cuneate, apex acuminate, glabrous, margins scabrid, crisped; midvein prominent. Inflorescences axillary, subglobose, ± 4 per stem, 10-12-flowered. Corolla spreading, yellowish green; lobes oblong, margins revolute, apically notched; 4.5-5.0 x 1 mm. Staminal column ± 2.5 mm high. Corona solid, fleshy, browny purple, orbicular, shoulders angled, ± 1.8-2.0 mm high, ± 2 mm wide, apex produced into small apiculus, keeled; closely appressed to and shorter than staminal column. Anther: appendages shallowly orbicular, very small, 0.4 x 0.3 mm. Style-stigma-head inflated.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.1 - 0.13
Root system -
Rooting depth (meter) -
Root diameter (meter) -
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
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Hardiness (USDA) -

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
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Optimum temperature (C°) -
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Distribution

Xysmalobium winterbergense world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:103158-1
WFO ID wfo-0001103488
COL ID 5CQ3L
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Xysmalobium winterbergense