Cass., Asteraceae
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Cass., Asteraceae |
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Present on Pacific Islands? yes
Primarily a threat at high elevations? no
Risk assessment results: High risk, score: 8 (Go to the risk assessment)
Other Latin names: Centratherum intermedium (Link) Less.; Centratherum muticum (Kunth) Less.
Common name(s): [more details]
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English: Brazilian button flower, centratherum, lark daisy |
Habit: herb
Description: "Herb, erect, to 50 cm high (20 in) with pubescent stems. Leaves simple, alternate, blade ovate to spoon-shaped, 2.5-8 cm long (1 - 3 1/2 in) with a winged petiole and toothed margins. Flowers continuously through the year after maturity; flowers in stalked terminal heads surrounded by two types of bracts, the outer larger and leaf-like, the inner small. Ray florets none. Disk florets many, light purple, mostly 9-14 mm long (3/8 - 1/2 in), the central ones distinctly shorter than the marginal ones. Fruit a pale linear achene covered with upward pointing bristles. Propagate by achenes." Whistler, 2000; pp. 118-119).
Habitat/ecology: "Thrives under sunny, dry conditions" (Staples & Herbst, 2005; p. 168).
Propagation: Seed (Staples & Herbst, 2005; p. 168).
Native range: "Old World tropics from the Philippines to Australia" (Whistler, 2000; pp. 118-119). "Tropical America" (Staples & Herbst, 2005; p. 168).
Presence:
| Pacific | |||
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Country/Terr./St. & Island group |
Location |
Cited status &
Cited as invasive & Cited as cultivated & Cited as aboriginal introduction? |
Reference &
Comments |
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Ecuador (Galápagos Islands)
Isabela Group |
Isabela Island |
introduced
invasive cultivated |
Charles Darwin Foundation (2008) |
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Ecuador (Galápagos Islands)
Isabela Group |
Volcán Sierra Negra, Isabela Island |
introduced
invasive cultivated |
Charles Darwin Foundation (2008) |
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Ecuador (Galápagos Islands)
San Cristóbal Group |
San Cristóbal Island |
introduced
invasive cultivated |
Charles Darwin Foundation (2008) |
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Ecuador (Galápagos Islands)
Santa Cruz Group |
Santa Cruz Island |
introduced
invasive cultivated |
Charles Darwin Foundation (2008) |
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State of Hawaii
Hawaiian Islands |
Hawai‘i (Big) Island |
introduced
invasive |
Oppenheimer, Hank L. (2003) (p. 6)
Voucher cited: Oppenheimer, F. Starr & K. Martz H80102 (BISH, PTBG) Sparingly naturalized. |
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State of Hawaii
Hawaiian Islands |
Kaua‘i Island |
introduced
invasive cultivated |
Lorence, David H./Flynn, Timothy W./Wagner, Warren L. (1995) (p. 23)
Vouchers cited: T. Flynn & D. Lorence 3587 (BISH, F, PTBG, US), T. Flynn et al. 3585 (BISH, PTBG, US) |
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State of Hawaii
Hawaiian Islands |
Lāna‘i Island |
introduced
invasive |
Starr, Forest/Starr, Kim/Loope, Lloyd L. (2010) (p. 62)
Voucher cited: Starr & Starr 070402-07 (BISH) |
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State of Hawaii
Hawaiian Islands |
Maui Island |
introduced
invasive |
Starr, Forest/Starr, Kim/Loope, Lloyd L. (2004) (p. 20)
East Maui. Vouchers cited: Starr & Starr 020912-1 (BISH), Starr & Martz 011105-2 (BISH) |
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State of Hawaii
Hawaiian Islands |
Moloka‘i Island |
introduced
invasive |
Starr, Forest/Starr, Kim/Loope, Lloyd L. (2006) (p. 32)
Subspecies punctatum. Voucher cited: Starr & Starr 050517-8 (BISH) |
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State of Hawaii
Hawaiian Islands |
O‘ahu Island |
introduced
invasive cultivated |
Lau, Alex/Frohlich, Danielle (2012) (p. 9)
Voucher cited: OED 2009031901 (BISH) |
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New Caledonia
New Caledonia Archipelago |
Île Grande Terre |
introduced
invasive cultivated |
MacKee, H. S. (1994) (p. 33)
Vouchers cited: Cherrier in MacKee 44534, M. Brinon 10, MacKee 44852, MacKee 45637, MacKee 45722 Spontané |
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Palau
Palau (Belau ) (main island group) |
Babeldaob Island |
introduced
cultivated |
Space, James C./Waterhouse, Barbara/Miles, Joel E./Tiobech, Joseph/Rengulbai, Kashgar (2003) (p. 100)
Cultivated at state office, Aimeliik State. |
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Philippines
Philippine Islands |
Philippine Islands |
native
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U.S. Dept. Agr., Agr. Res. Serv. (2013) |
| Pacific Rim | |||
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Country/Terr./St. & Island group |
Location |
Cited status &
Cited as invasive & Cited as cultivated & Cited as aboriginal introduction? |
Reference &
Comments |
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Australia
Australia (continental) |
New South Wales |
native
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U.S. Dept. Agr., Agr. Res. Serv. (2013) |
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Australia
Australia (continental) |
Northern Territory |
native
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U.S. Dept. Agr., Agr. Res. Serv. (2013) |
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Australia
Australia (continental) |
Queensland |
native
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U.S. Dept. Agr., Agr. Res. Serv. (2013) |
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Central America
Central America (Pacific rim) |
Panama (Republic of) |
native
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U.S. Dept. Agr., Agr. Res. Serv. (2013) |
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Singapore
Singapore |
Singapore (Republic of) |
introduced
cultivated |
Chong, Kwek Yan/Tan, Hugh T. W./Corlett, Richard T. (2009) (p. 25)
Cultivated only |
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South America (Pacific rim)
South America (Pacific rim) |
Colombia |
native
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U.S. Dept. Agr., Agr. Res. Serv. (2013) |
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South America (Pacific rim)
South America (Pacific rim) |
Ecuador (Republic of) (continental) |
native
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U.S. Dept. Agr., Agr. Res. Serv. (2013) |
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South America (Pacific rim)
South America (Pacific rim) |
Perú (Republic of) |
native
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U.S. Dept. Agr., Agr. Res. Serv. (2013) |
Control: If you know of control methods for Centratherum punctatum, please let us know.