Sidastrum paniculatum (L.) Fryx., Malvaceae

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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Other Latin names:  Sida paniculata L.

Common name(s): [more details]

English: cadillo liso

Marquesan: puehu, puehu pare

Tahitian: hapaoa

Habit:  shrub

Description:  "Herbs or shrubs 1-3 m tall, yellowish to brownish stellate pubescent.  Leaf blades discolorous, lanceolate to ovate, 3-12 cm long, base subcordate to truncate, petioles shorter than blades.  Flowers in open, leafy, diffuse panicles, peduncles and pedicels capillary, calyx rotate, 5-7 mm in diameter; corolla purplish red, sometimes orangish red apically, reflexed, petals 3-5 mm long; staminal column purplish, 2.5-3 mm long, pubescent; anthers 10 or more on spreading filaments.  Mericarps 5, straw-colored, ovoid-trigonous, 2-3 mm long, acute or 2-beaked apically, tuberculate dorsally, striate-reticulate laterally, stellate pubescent.  Seeds brown, ca. 1.5 mm long, glabrous or sparsely pubescent"  (Wagner et al., 1999; p. 901).

Habitat/ecology:  In Hawai‘i, "reported as naturalized and common in fields and disturbed sites" (Wagner et al., 1999; p. 901).

Propagation:  Seed

Native range:  "Native to the New World tropics and subtropics, the Caribbean, and the Galápagos and Marquesas Islands" (Wagner et al., 1999; p. 901).

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) Rapa Nui (Easter) Island	Rapa Nui (Easter) Island (Isla de Pasqua)	introduced	Skottsberg, Carl (1953) (p. 81)
Ecuador (Galápagos Islands) Floreana Group	Floreana Island	introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) Isabela Group	Volcán Cerro Azul, Isabela Island	introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) San Cristóbal Group	San Cristóbal Island	introduced invasive	Charles Darwin Foundation (2008)
French Polynesia Marquesas Islands	Hiva Oa Island	introduced invasive	Florence, J. (2004) (pp. 248-251)
French Polynesia Marquesas Islands	Hiva Oa Island	introduced invasive	Lorence, David H./Wagner, Warren L. (2013)
French Polynesia Marquesas Islands	Hiva Oa Island	introduced invasive	Florence, J./Chevillotte, H./Ollier, C./Meyer, J.-Y. (2013) Adventice
French Polynesia Marquesas Islands	Hiva Oa Island		National Tropical Botanical Garden (U.S.A. Hawaii. Kalaheo.) (1974) (voucher ID: PTBG 8902) Taxon name on voucher: Sidastrum paniculatum
French Polynesia Marquesas Islands	Nuku Hiva (Nukahiva) Island	introduced invasive	Florence, J. (2004) (pp. 248-251)
French Polynesia Marquesas Islands	Nuku Hiva (Nukahiva) Island	introduced invasive	Lorence, David H./Wagner, Warren L. (2013)
French Polynesia Marquesas Islands	Nuku Hiva (Nukahiva) Island	introduced invasive	Florence, J./Chevillotte, H./Ollier, C./Meyer, J.-Y. (2013) Vouchers cited: J. Florence 4096 (PAP), J. Florence 7304 (PAP), B.G. Decker 266 (PAP), H.S. MacKee (legit J.-F. Cherrier) 44714 (PAP), B. Toutain 4244 (PAP) Adventice
French Polynesia Marquesas Islands	Nuku Hiva (Nukahiva) Island		National Tropical Botanical Garden (U.S.A. Hawaii. Kalaheo.) (1964) (voucher ID: PTBG 23661) Taxon name on voucher: Sidastrum paniculatum
French Polynesia Marquesas Islands	Nuku Hiva (Nukahiva) Island		National Tropical Botanical Garden (U.S.A. Hawaii. Kalaheo.) (1964) (voucher ID: PTBG 23663) Taxon name on voucher: Sidastrum paniculatum
French Polynesia Marquesas Islands	Nuku Hiva (Nukahiva) Island		National Tropical Botanical Garden (U.S.A. Hawaii. Kalaheo.) (1964) (voucher ID: PTBG 23664) Taxon name on voucher: Sidastrum paniculatum
French Polynesia Marquesas Islands	Tahuata (Tuhuata) Island	introduced invasive	Florence, J. (2004) (pp. 248-251)
French Polynesia Marquesas Islands	Tahuata (Tuhuata) Island	introduced invasive	Lorence, David H./Wagner, Warren L. (2013)
French Polynesia Marquesas Islands	Tahuata (Tuhuata) Island	introduced invasive	Florence, J./Chevillotte, H./Ollier, C./Meyer, J.-Y. (2013) Voucher cited: S.P. Perlman , K.R. Wood & J.-P. Luce 15946 (PAP) Adventice
French Polynesia Marquesas Islands	Tahuata (Tuhuata) Island		National Tropical Botanical Garden (U.S.A. Hawaii. Kalaheo.) (1997) (voucher ID: PTBG 26846) Taxon name on voucher: Sidastrum paniculatum (L.) Fryx.
French Polynesia Marquesas Islands	Ua Huka (Huahuna, Uahuka) Island	introduced invasive	Lorence, David H./Wagner, Warren L. (2013)
French Polynesia Marquesas Islands	Ua Huka (Huahuna, Uahuka) Island		National Tropical Botanical Garden (U.S.A. Hawaii. Kalaheo.) (2004) (voucher ID: PTBG 42236) Taxon name on voucher: Sidastrum paniculatum (L.) Fryx.
French Polynesia Marquesas Islands	Ua Pou (Huapu, Uapou, Uapu) Island	introduced invasive	Florence, J. (2004) (pp. 248-251)
French Polynesia Marquesas Islands	Ua Pou (Huapu, Uapou, Uapu) Island	introduced invasive	Lorence, David H./Wagner, Warren L. (2013)
French Polynesia Marquesas Islands	Ua Pou (Huapu, Uapou, Uapu) Island	introduced invasive	Florence, J./Chevillotte, H./Ollier, C./Meyer, J.-Y. (2013) Vouchers cited: J. Florence 4426 (PAP), K.R. Wood, S.P. Perlman & J.-P. Kautai 6505 (PAP) Adventice
French Polynesia Society Islands	Tahiti Island	introduced invasive	Florence, J. (2004) (pp. 248-251)
French Polynesia Society Islands	Tahiti Island	introduced invasive	Florence, J./Chevillotte, H./Ollier, C./Meyer, J.-Y. (2013) Adventice
State of Hawaii Hawaiian Islands	Hawai‘i (Big) Island	introduced invasive	Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 901) Voucher cited: Faurie 890 (BISH)
State of Hawaii Hawaiian Islands	Lāna‘i Island	introduced invasive	Oppenheimer, Hank (2011) (p. 8) Voucher cited: Oppenheimer H30917 (BISH, PTBG)
New Caledonia New Caledonia	New Caledonia Islands		Swarbrick, John T. (1997) (p. 96) as Sida paniculata L.
New Caledonia New Caledonia Archipelago	Île Grande Terre	introduced invasive	Tassin, Jacques (2005)
New Caledonia New Caledonia Archipelago	Île Grande Terre	introduced	MacKee, H. S. (1994) (p. 99) as Sida paniculata L. Vouchers cited: MacKee 25190, MacKee 32479
Samoa Western Samoa Islands	Upolu Island		Whistler, W. A. (1988) (p. 29) as Sida paniculata L.; Uncommon.

Pacific Rim
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
Central America Central America (Pacific rim)	Guatemala (Republic of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2013)
Central America Central America (Pacific rim)	Panama (Republic of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2013)
Mexico Mexico	Mexico (United Mexican States)	native	U.S. Dept. Agr., Agr. Res. Serv. (2013)
South America (Pacific rim) South America (Pacific rim)	Colombia	native	U.S. Dept. Agr., Agr. Res. Serv. (2013)
South America (Pacific rim) South America (Pacific rim)	Ecuador (Republic of) (continental)	native	U.S. Dept. Agr., Agr. Res. Serv. (2013)
South America (Pacific rim) South America (Pacific rim)	Perú (Republic of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2013)

Comments:  "Uncommon in Samoa" (Whistler, 1988; p. 29).

Probably not native to the Galápagos Islands, possibly introduced, per Charles Darwin Research Station.

Control:  If you know of control methods for Sidastrum paniculatum, please let us know.