familyCaryophyllaceae
subfamilyCaryophyllaceae subfam. Alsinoideae
genusArenaria
speciesArenaria lanuginosa
Arenaria lanuginosa var. saxosa
Sida 21: 753. 2004.
Illustrated
Basionym: Arenaria saxosa A. Gray Smithsonian Contr. Knowl. 5(6): 18. 1853
Synonyms: Arenaria confusa Rydberg Arenaria lanuginosa subsp. saxosa (A. Gray) Maguire Arenaria mearnsii A. Gray Arenaria saxosa var. cinerascens B. L. Robinson Arenaria saxosa var. mearnsii (Wooton & Standley) Kearney & Peebles Sperulastrum lanuginosum subsp. saxosum (A. Gray) W. A. Weber
Treatment appears in FNA Volume 5. Treatment on page 53.
Illustrator:
Copyright:
Stems 1–80+, erect or ascending to procumbent. Inflorescences proliferating, mostly terminal, leafy, 1–80+-flowered cymes. Pedicels erect to ascending (often arcuately so) in fruit, 2–25 mm. Petals 3/4–12/5 times as long as sepals. 2n = 40, 44.
Phenology: Flowering spring–summer.
Habitat: Forests, stream banks
Elevation: 1000-3100 m
Distribution
Ariz., Calif., Colo., N.Mex., Tex., Utah, Mexico (Baja California, Chihuahua, Coahuila).
Discussion
The varietal combination Arenaria lanuginosa var. cinerascens (B. L. Robinson) Shinners, often applied to this taxon, is not correct because the epithet of the earlier autonym A. saxosa var. saxosa has priority.
Selected References
None.
Lower Taxa
None.