Pacific Island Ecosystems at Risk (PIER)

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Spergularia rubra
(L.) J. Presl & C. Presl, Caryophyllaceae
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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Other Latin names:  Arenaria rubra L.

Common name(s): [more details]

Chinese: wu chi ni qi gu

English: purple sandspurry, purple sandwort, red sand-spurrey, sand-spurrey

French: spergulaire rouge

Habit:  herb

Description:  "Plants annual or short-lived perennial, delicate, 4-25 cm, stipitate-glandular in inflorescence. Taproots slender to ± stout. Stems erect to ascending or prostrate, usually much-branched proximally; main stem 0.3-0.5 mm in diameter proximally. Leaves: stipules conspicuous, shiny white, lanceolate, 3.5-5 mm, apex long-acuminate; blade filiform to linear, 0.4-1.5 cm, scarcely fleshy, apex apiculate to spine-tipped; axillary leaves 2-4+ per cluster. Cymes simple to 3+-compound or flowers solitary and axillary. Pedicels ascending to reflexed. Flowers: sepals connate 0.5-0.7 mm proximally, lobes often 3-veined, lanceolate, (2-) 2.5-3.2 mm, to 4 mm in fruit, margins 0.1-0.3 mm wide, apex obtuse to acute; petals pink, obovate to ovate, 0.9-1 times as long as sepals; stamens 6-10; styles 0.6-0.8 mm. Capsules greenish to tan, 3.5-5 mm, 1-1.2 times as long as sepals. Seeds red-brown to dark brown, with submarginal groove, broadly ovate or ± truncate, angular at broad end, plump, 0.4-0.6 mm, sculpturing of parallel, wavy lines, margins with peglike papillae (30x); wing absent"  (Flora of North America online).

Habitat/ecology:  In North America, "Open forests, gravelly glades, meadows, mud flats, roadsides, disturbed places; 0-2400 m"  (Flora of North America online).  In China (native in Xinjiang), "sands, saline soils, forests, shallow watersides; ca. 800 m"  (Flora of China online).  In New Zealand, "waste land, roadsides, railway ballast, dry pastures, riverbeds, gravel beach"  (Webb et al., 1988; p. 505).

Propagation:  Seed

Native range:  Europe, northern Africa, Asia; exact native range obscure; naturalized in temperate regions (GRIN).

Presence:

Pacific
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Chile (offshore islands)
Juan Fernández Islands
Isla Más a Tierra (Robinson Crusoe Island) introduced
invasive
Atkinson, Rachel/Sawyer, John (2011)
Chile (offshore islands)
Juan Fernández Islands
Isla Más a Tierra (Robinson Crusoe Island) introduced
invasive
Danton, Philippe/Perrier, Christophe/Martinez Reyes, Guido (2006) (pp. 462, 466, 558)
Chile (offshore islands)
Juan Fernández Islands
Isla Más Afuera (Alejandro Selkirk Island) introduced
invasive
Atkinson, Rachel/Sawyer, John (2011)
Chile (offshore islands)
Juan Fernández Islands
Isla Más Afuera (Alejandro Selkirk Island) introduced
invasive
Danton, Philippe/Perrier, Christophe/Martinez Reyes, Guido (2006) (pp. 462, 466, 558)
Voucher cited: Danton A(252bis)277
Pacific Rim
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Australia
Australia (continental)
Australia (continental) introduced
Flora of North America Editorial Committee, eds. (2013)
Australia
Australia (continental)
New South Wales introduced
invasive
National Herbarium of New South Wales (2013)
"Common weed of waste and disturbed ground".
Australia
Australia (continental)
Queensland introduced
invasive
National Herbarium of New South Wales (2013)
"Common weed of waste and disturbed ground".
Canada (British Colombia)
Province of British Columbia
Canada (British Columbia) introduced
Flora of North America Editorial Committee, eds. (2013)
China
China
China (People's Republic of) native
Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2013)
Xinjiang
Japan
Japan
Japan (country) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Hokkaido
Japan
Japan
Japan (country) introduced
Mito, Toshikazu/Uesugi, Tetsuro (2004) (p. 182)
New Zealand
New Zealand
New Zealand (country) introduced
invasive
Webb, C. J./Sykes, W. R./Garnock-Jones, P. J. (1988) (p. 505)
United States (west coast)
United States (west coast states)
USA (Oregon) introduced
Flora of North America Editorial Committee, eds. (2013)
United States (west coast)
United States (west coast states)
USA (California) introduced
Flora of North America Editorial Committee, eds. (2013)
United States (west coast)
United States (west coast states)
USA (Washington) introduced
Flora of North America Editorial Committee, eds. (2013)
Also reported from
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Canada (except British Colombia)
Canada
Canada (country) introduced
Flora of North America Editorial Committee, eds. (2013)
United States (continental except west coast)
United States (other states)
United States (other states) introduced
U.S. Dept. Agr., Nat. Res. Cons. Serv. (2013)


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This page was created on 14 FEB 2011 and was last updated on 27 FEB 2011.