Roepera howittii (F.Muell.) Beier & Thulin

Species

Angiosperms > Zygophyllales > Zygophyllaceae > Roepera

Characteristics

Prostrate or ascending, spreading, annual herb or shrub, to 50 cm high and 30 cm wide. Leaves with 1 pair of leaflets; petiole flattened and leaf-like, 4–17 mm long, connate-perfoliate (opposite pairs joined at base and encircling stem); leaflets not succulent, oblong (tongue-shaped), 2–12 mm long, 2–4 mm wide, continuous with petiole and not articulated at base, rounded at apex. Pedicel 3–6 mm long in flower. Sepals 4 (somewhat unequal by one being larger), 2 mm long. Petals 3 (4), obovate, 2–2.5 mm long, slightly longer than sepals, yellow drying white. Stamens 6; filaments 1.5 mm long, not winged, slightly dilated at very base. Disc lobes 3; lobes free, wider than high. Ovary 3-angled, 3-celled, glabrous; stigma capitate, obscurely 4-lobed. Fruit 3-winged, 1-celled by abortion, 10–19 mm long, 16–18 mm wide, deeply emarginate at apex; pedicel 4.5–6 mm long; fruiting style 0.2 mm long. Seeds  1 (2) per fruit, fusiform, triangular in T.S., 6–7 mm long, covered with mucous hairs which expand on wetting.
Life form annual
Growth form
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Usuallyfound in sandy areas. 
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-12

Usage

Uses animal food environmental use
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Roepera howittii world distribution map, present in Australia

Identifiers

LSID urn:lsid:ipni.org:names:50425579-2
WFO ID wfo-0000464796
COL ID 4T9CC
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Zygophyllum howittii Roepera howittii