Pacific Island Ecosystems at Risk (PIER)

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Matthiola incana
(L.) R.Br., Brassicaceae
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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Other Latin names:  Cheiranthus incanus L.

Common name(s): [more details]

English: Brompton stock, common stock, gilly flower, hoary stock, stock, tenweeks stock

French: mattiole blanchâtre, voilier grisâtre

Spanish: alhelí

Habit:  herb

Description:  "Biennials or perennials, rarely annuals; usually densely tomentose. Stems erect, (1-) 2.5-6 (-9) dm, (unbranched or branched distally), often tomentose. Basal leaves often in vegetative rosettes. Cauline leaves shortly petiolate or sessile; blade linear-oblanceolate, narrowly oblong, or lanceolate, (2.5-) 4-16 (-22) cm x (5-) 8-18 (-25) mm (smaller distally), base attenuate to cuneate, margins usually entire or repand, rarely sinuate. Fruiting pedicels ascending, straight or slightly curved, (6-) 10-20 (-25) mm, thinner than fruit. Flowers: sepals linear-lanceolate to narrowly oblong, 10-15 x 2-3 mm; petals purple, violet, pink, or white, obovate to ovate, 20-30 x 7-15 mm, claw 10-17 mm (margin not crisped), apex rounded or emarginate; filaments 5-8 mm; anthers 3-4 mm. Fruits divaricate-ascending to suberect, latiseptate, (4-) 6-12 (-15) cm x (3-) 4-6 mm; valves densely pubescent; style 1-5 mm; stigma without horns. Seeds orbicular or nearly so, 2.5-3.2 mm in diameter; wing 0.2-0.5 mm"  (Flora of North America online).

Description from Flora of Australia online.
Description from Flora of New Zealand online.

Habitat/ecology:  In the United States, "ocean cliffs and bluffs, sandy areas near beaches, roadsides, abandoned gardens; 0-300 m"  (Flora of North America online).  In New Zealand, "a garden escape, often firmly established on coastal cliffs and banks"  (Webb et al., 1988; p. 437).

Propagation:  Seed

Native range:  Algeria, Cyperus, former Yugoslavia, France, Italy; widely cultivated and naturalized elsewhere (GRIN).

Presence:

Pacific
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Australia (Pacific offshore islands)
Norfolk Islands
Norfolk Island introduced
invasive
cultivated
Australian Biological Resources Study (2013)
Vouchers cited: G. Uhe 1144 (K), P.S. Green 1474 (A)
Chile (offshore islands)
Juan Fernández Islands
Isla Más a Tierra (Robinson Crusoe Island) introduced
invasive
Skottsberg, Carl (1953) (p. 218)
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) (p. 555)
Chile (offshore islands)
Juan Fernández Islands
Isla Más Afuera (Alejandro Selkirk Island) introduced
Skottsberg, Carl (1953) (p. 219)
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) (p. 555)
Chile (offshore islands)
Juan Fernández Islands
Isla Santa Clara introduced
Skottsberg, Carl (1953) (p. 219)
Chile (offshore islands)
Juan Fernández Islands
Isla Santa Clara introduced
invasive
Atkinson, Rachel/Sawyer, John (2011)
Chile (offshore islands)
Juan Fernández Islands
Isla Santa Clara introduced
invasive
Danton, Philippe/Perrier, Christophe/Martinez Reyes, Guido (2006) (p. 555)
Chile (offshore islands)
Juan Fernández Islands
Morro El Verdugo introduced
invasive
Danton, Philippe/Perrier, Christophe/Martinez Reyes, Guido (2006) (p. 555)
Chile (offshore islands)
Juan Fernández Islands
Morro Juanango introduced
invasive
Danton, Philippe/Perrier, Christophe/Martinez Reyes, Guido (2006) (p. 555)
Ecuador (Galápagos Islands)
Isabela Group
Isabela Island introduced
cultivated
Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands)
San Cristóbal Group
San Cristóbal Island introduced
cultivated
Charles Darwin Foundation (2008)
State of Hawaii
Hawaiian Islands
O‘ahu Island   Bishop Museum (U.S.A. Hawaii. Honolulu.) (1947) (voucher ID: BISH 6752)
Taxon name on voucher: Matthiola incana (L.) R.Br.
New Caledonia
New Caledonia Archipelago
Île Grande Terre introduced
cultivated
MacKee, H. S. (1994) (p. 44)
Vouchers cited: Robert in MacKee 21513, MacKee 21876, Baumann 6800, MacKee 36068
Pitcairn Islands
Pitcairn Islands
Pitcairn Island introduced
cultivated
Florence, J./Chevillotte, H./Ollier, C./Meyer, J.-Y. (2013)
Cultivée
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
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
South Australia, Western Australia
Naturalized
Chile (continental)
Chile
Chile (Republic of) introduced
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Naturalized
Ecuador (Mainland)
Ecuador
Ecuador (Republic of) (continental) introduced
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Naturalized
New Zealand
New Zealand
New Zealand (country) introduced
invasive
Webb, C. J./Sykes, W. R./Garnock-Jones, P. J. (1988) (p. 437)
Perú
Perú
Perú (Republic of) introduced
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Naturalized
United States (west coast)
United States (west coast states)
USA (California) introduced
U.S. Dept. Agr., Nat. Res. Cons. Serv. (2013)
Also reported from
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
United States (continental except west coast)
United States (other states)
United States (other states) introduced
U.S. Dept. Agr., Nat. Res. Cons. Serv. (2013)
Illinois, North Carolina, Texas


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This page was created on 16 DEC 2010 and was last updated on 20 MAY 2013.