Mollugo verticillata L.
Family - Aizoaceae
Stems - Prostrate to ascending, multiple from base, glabrous, dichotomously branched, from branched taproot, with slightly swollen nodes.
Node of stem.
Leaves - In whorls of 4 to 8, sessile or tapering to a short petiole, spatulate to narrowly oblanceolate, entire, glabrous, to 2cm long, +4mm broad, acute, with single prominent midvein.
Whorl of leaves.
Inflorescence - 1-5 pedicillate flowers from each leaf axil. Pedicels to +/-10mm long, glabrous, filiform.
Flowers - Calyx lobes to
2mm long, glabrous, white internally, externally with 3 green vertical
lines(united at apex) and white margins. Stamens 3, white, glabrous, 1.4mm
long. Anthers yellow, to .3mm long. Ovary of 3 united carpels, globose,
superior, glabrous, green. Placentation axile. Styles to .4mm long. Capsule
to 2.2mm long, ovoid, many seeded. Seeds brown, shiny, reniform, .6mm broad.
Flower close-up.
Flowering - May - November.
Habitat - Waste ground, disturbed sites, glades, roadsides, railroads.
Origin - Native to Central and South America.
Other info. - This miniature
weed can be found throughout Missouri and much of the U.S.
The plant is simple to ID in the
field because of its whorled leaves, pedicillate flowers, and prostrate
nature. Although the plant is typically found as a small specimen, it is
quite capable of forming a large mat.
Some authors place the plant in another family, the Molluginaceae.
Photographs taken at the Honey Creek Conservation Area, MO., 6-14-03.
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