Pacific Island Ecosystems at Risk (PIER)

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Tetrapanax papyrifer
(W. J. Hooker) K. Koch, Araliaceae
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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Risk assessment results: 

Evaluate, score: 5 (Go to the risk assessment (Pacific))
Evaluate, score: 6 (Go to the risk assessment (U.S. Florida))

Other Latin names:  Aralia papyrifera Hook.

Common name(s): [more details]

Chinese: tong tuo mu

English: Chinese rice-paper plant, rice-paper plant

French: aralie à papier

Spanish: aralia

Habit:  shrub/tree

Description:  "Shrubs or small trees, to 3.5 m tall, densely ferruginous or pale brown stellate tomentose. Trunk to 9 cm in diameter; pith homogeneous, white, large. Petiole terete, to 50 cm, glabrous; leaf blade ovate-oblong, 50-75 cm wide, papery or subleathery, abaxially densely ferruginous or stellate tomentose, adaxially glabrous, 7-12-lobed, base obtuse to cordate, margin entire to coarsely serrate, apex acuminate. Inflorescence terminal, peduncles 1-1.5 cm; umbels 1-2 cm in diameter, many flowered. Flowers yellowish white. Calyx ca. 1 mm, densely stellate tomentose. Corolla petals 4 (or 5), ca. 2 mm, densely stellate tomentose. Stamens 4 (or 5); filaments ca. 3 mm. Fruit dark purple at maturity, globose, ca. 4 mm in diameter"  (Flora of China online).

Habitat/ecology:  In New Zealand, "waste places, scrubland, pasture, gardens"  (Webb et al., 1988; p. 147).  On Norfolk and Lord Howe Islands, "An escape from cultivation, preferring damp sites, now establishing itself by stoloniferous growth"  (Flora of Australia online).  In China, "mixed thickets; 100-2800 m"  (Flora of China online).

Propagation:  Seed

Native range:  Taiwan and the Ryukyu Islands (GRIN).  Southern China and Taiwan  (Flora of Australia online).  "Probably native to Taiwan and introduced in S. China"  (Flora of China online).

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)
Lord Howe Island
Lord Howe Island introduced
invasive
cultivated
Australian Biological Resources Study (2013)
Vouchers cited: M.M.J. van Balgooy 1049 (K), G. Uhe 1321 (K)
Australia (Pacific offshore islands)
Norfolk Islands
Norfolk Island introduced
invasive
cultivated
Australian Biological Resources Study (2013)
Voucher cited: W.R. Sykes NI 471 (CHR)
State of Hawaii
Hawaiian Islands
Hawai‘i (Big) Island introduced
invasive
cultivated
Parker, James L./Parsons, Bobby (2012) (p. 56)
Voucher cited: J. Parker & R. Parsons BIED80 (BISH)
State of Hawaii
Hawaiian Islands
O‘ahu Island introduced
invasive
Lau, Alex/Frohlich, Danielle (2012) (p. 8)
Voucher cited: OED 2009010901 (BISH)
New Caledonia
New Caledonia Archipelago
Île Grande Terre introduced
invasive
cultivated
MacKee, H. S. (1994) (p. 19)
Vouchers cited: MacKee 28874, Harbulot in MacKee 44095
Pacific Rim
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
China
China
China (People's Republic of) introduced
cultivated
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Japan
Japan
Japan (country) introduced
Mito, Toshikazu/Uesugi, Tetsuro (2004) (p. 186)
Japan
Ryukyu Islands
Ryukyu Islands native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
New Zealand
New Zealand
New Zealand (country) introduced
invasive
cultivated
Webb, C. J./Sykes, W. R./Garnock-Jones, P. J. (1988) (p. 147)
Taiwan
Taiwan Island
Taiwan Island native
U.S. Dept. Agr., Agr. Res. 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)
USA (Florida) introduced
U.S. Dept. Agr., Nat. Res. Cons. Serv. (2013)


Need more info? Have questions? Comments? Information to contribute? Contact PIER! (pier@hear.org)

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This page was created on 25 OCT 2010 and was last updated on 24 MAY 2011.