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hairy sand-spurrey, hairy sand-spurry, villous sand spurry

Habit Plants strongly perennial with branched, woody base, stout, 11–30 cm, stipitate-glandular in inflorescence or throughout.

becoming stout, woody.


erect to ascending, often arcuately so, much-branched proximally;

main stem 0.4–1.3 mm diam. proximally.


stipules ± conspicuous, dull white, broadly lance-acuminate, 3–8 mm, apex mucronate;

blade filiform to linear, 1–4.2 cm, somewhat fleshy, apex apiculate or spine-tipped;

axillary leaves 2–4 per cluster.


spreading to reflexed in fruit.


sepals connate 0.5–0.7 mm proximally, lobes 1- or 3-veined, lance-ovate to lanceolate, 2.5–4 mm, to 5 mm in fruit, margins 0.1–0.6 mm wide, apex acute to acuminate but often briefly rounded at tip;

petals white, ± elliptic, 0.7–0.8 times as long as sepal;

stamens 7–10;

styles 0.4–0.6 mm.


greenish to tan, (4–)5–6.5 mm, 1.1–1.3 times as long as sepals.


reddish brown to dark brown, often with submarginal groove, broadly ovate, plump, 0.4–0.5 mm, smooth, often sculptured with parallel, wavy lines, papillae often present;

wing often present, white, 0.1–0.2 mm wide, margins irregular.


simple to 3-compound.

Spergularia villosa

Phenology Flowering spring.
Habitat Sandy slopes and bluffs, clay ridges and plains, disturbed areas
Elevation 0-500 m (0-1600 ft)
from FNA
CA; OR; Mexico (Baja California); South America (Chile?) [Introduced in North America]
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 5, p. 22.
Parent taxa Caryophyllaceae > subfam. Polycarpoideae > Spergularia
Sibling taxa
S. atrosperma, S. bocconi, S. canadensis, S. diandra, S. echinosperma, S. macrotheca, S. media, S. platensis, S. rubra, S. salina
Synonyms Spergula villosa
Name authority (Persoon) Cambessèdes: in A. St.-Hilaire et al., Fl. Bras. Merid. 2: 129. (1830)
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