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Rock sandwort

Minuartia michauxii (Fenzel) Farw. var. texana (B.L. Robinson) Mattf.

[=Arenaria stricta Michx. subsp. texana (B.L. Robinson) Maguire ]

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Rock sandwort
Rock sandwort habit
Rock sandwort leaves
Rock sandwort habit
Rock sandwort flower
Rock sandwort
Rock sandwort flowers
Rock sandwort
Rock sandwort
Rock sandwort habit

Morphology

Stem
Decumbent to erect, numerous, slender, branched from leafy bases, glabrous.
Leaves
Opposite, simple, sessile, awl-shaped, 1/4 to 1/2 inch long, about .02 inch wide, stiff, needle-like; margins entire; tips tapering to points; often crowded on lower 1/2 of stems; conspicuous clusters of small secondary leaves in axils.
Inflorescence
Cymes, loose, open, 1- to many-flowered.
Flower
About 1/3 inch wide, stalked; sepals lanceolate, strongly 3-5 ribbed; margins rough; tips pointed; petals 5, spatula-shaped to oblong, white, about 1/4 inch long; stamens 10; styles 3.
Fruit
Capsules, egg-shaped, 3-valved; seeds round, plump, brownish black.

Ecology

Habitat
Dry, open rocky or gravelly sites, most abundant in limestone soils.
Distribution
West 1/2 of Kansas.

Additional Notes

Comments

Rock sandwort will not transplant easily. The long, stout taproot does poorly when disturbed.

Synonyms

Alternative scientific names that have been used for this plant.

Scientific Name: Arenaria stricta

Full Citation: Arenaria stricta Michx.


Subspecies/Varieties:

  • subsp. texana Maguire
Quick Facts
Plant Type
Wildflower
Family
Caryophyllaceae - Pink Family
Life Span
Perennial
Height
3-8 inches
Last Updated
2007-09-25
Color Groups
White, Green & Greenish White Wildflowers
Flowering Period
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Blooms: May, June