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| July 2008 at Okinawa |
July 2008 at Okinawa |
July 2008 at Okinawa |
| Family | Asteraceae (alt. Compositae) |
| Scientific name | Bidens alba (L.) de Candolle |
| Synonyms | Acocotli quauhuahuacensis Hernandez; Bidens abortiva Schumacher & Thonning; Bidens adhaerescens Vellozo; Bidens alba (L.) de Candolle var. radiata (Schultz Bipontinus) R. E. Ballard ex Melchert; Bidens decumbens Greenman; Bidens dondiifolia Lessing; Bidens leucantha Meyen & Walpers; Bidens leucantha Willdenow; Bidens leucanthema (L.) E. H. L. Krause; Bidens oxyodonta de Candolle; Bidens pilosa L. forma decumbens (Greenman) Sherff; Bidens pilosa L. forma dondiifolia (Lessing) Sherff; Bidens pilosa L. forma indivisa Sherff; Bidens pilosa L. forma leucantha Kuntze; Bidens pilosa L. forma radiata Schultz Bipontinus; Bidens pilosa L. subvar. radiata (Schultz Bipontinus) Pitard; Bidens pilosa L. var. alba (L.) O. E. Schulz; Bidens pilosa L. var. bisetosa S. Ohtani et S. Suzuki; Bidens pilosa L. var. humilis Walpers; Bidens pilosa L. var. leucantha Harvey; Bidens pilosa L. var. radiata (Schultz Bipontinus) J. A. Schmidt; Bidens striata Sweet; Coreopsis alba L.; Coreopsis coronata L.; Coreopsis leucantha L.; Coreopsis leucanthema L.; Kerneria leucantha Cassini; Kerneria pilosa (L.) Lowe var. radiata (Schultz Bipontinus) Lowe; Kerneria tetragona Moench |
| Common name | (Japanese common name) oobana-sendan-gusa [large flower sendan-gusa (sendan-gusa = Bidens biternata (Loureiro) Merrill and Sherff)], awayuki sendan-gusa [white snow sendan-gusa], tachi awayuki sendan-gusa [standing snow white sendan-gusa], shiro-no-sendan-gusa [white sendan-gusa] |
| (English common name) romerillo, shepherd's needle, Spanish needle | |
| Distribution | (Japan) Honshu (west of Central region), Shikoku, Kyushu, Okinawa |
| (Other nations) [native] USA, Mexico, Bahamas, Cayman Islands, Cuba, Dominica, Jamaica, Puerto Rico, St. Lucia, St. Vincent and Grenadines, Guatemala, Honduras, French Guiana, Guyana, Venezuela, Peru | |
| Chromosomal number | 2n=48 |
| Description | Plants electing 50-120cm tall. Leaves 5-8cm long. Flowers white head ca. 3cm, flowering in March to November (all seasons in Okinawa). Annual plants. |
| Reference | Bidens alba (L.) DC. var. radiata (Sch. Bip.) R. E. Ballard ex Melchert |
| Bidens alba (L.) DC. var. radiata (Sch. Bip.) Ballard ex T.E. Melchert | |
| Bidens alba (L.)DC. | |
| Bidens alba var. radiata | |
| Herbicidal compositions with substituted phenylsulfonylureas for controlling weeds in rice (US Patent 6864217/2005) | |
| Compositions and methods for removing pollutants from contaminated wafer with a fern plant (US Patent 7069690/2006) | |
| Anti-ulcerogenic activities of sesquiterpens and polyacetylenes of a dichloromethanic extract of Bidens alba L. (WIPO Patent WO/2005/099726) | |
| Process for obtaining an antineoplasic phytotherapeutic compound derived from an extract from the plant Bidens alba and antineoplasic phytotherapeutic compound derived from an axtract from the plant Bidens alba (WIPO Patent WO/2007/068071) | |
| Note | Naturalized plants (introduced in 1844-1848). |
| Invesive plants. |
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| July 2008 at Okinawa |
July 2008 at Okinawa |
July 2008 at Okinawa |
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| July 2008 at Okinawa |
July 2008 at Okinawa |
July 2008 at Okinawa |
