Map Snapshot
![](/asset/map/400/24023.png)
![](/asset/map/400/24001.png)
![](/asset/map/400/24021.png)
![](/asset/map/400/24013.png)
![](/asset/map/400/24031.png)
![](/asset/map/400/24027.png)
![](/asset/map/400/24015.png)
![](/asset/map/400/24033.png)
![](/asset/map/400/24003.png)
![](/asset/map/400/MaryBase.png)
49 Records
Seasonality Snapshot
Use of media featured on Maryland Biodiversity Project is only permitted with express permission of the photographer.
Nodding Beggarticks in Anne Arundel Co., Maryland (9/12/2011).
View Record Details
Media by
Bill Harms.
Nodding Beggarticks in Garrett Co., Maryland (9/8/2019).
View Record Details
Media by
Wayne Longbottom.
Nodding Beggarticks in Garrett Co., Maryland (9/8/2019).
View Record Details
Media by
Wayne Longbottom.
Nodding Beggarticks in Allegany Co., Maryland (10/18/2016).
View Record Details
Media by
Kimberly Booth.
Nodding Beggarticks in Garrett Co., Maryland (9/8/2019).
View Record Details
Media by
Wayne Longbottom.
Nodding Beggarticks in Allegany Co., Maryland (9/9/2019).
View Record Details
Media by
Wayne Longbottom.
Nodding Beggarticks in Allegany Co., Maryland (9/9/2019).
View Record Details
Media by
Wayne Longbottom.
Nodding Beggarticks in Allegany Co., Maryland (9/30/2014).
View Record Details
Media by
Kimberly Booth.
Nodding Beggarticks blooming in Anne Arundel Co., Maryland (10/29/2013).
View Record Details
Media by
Jim Stasz.
Nodding Beggarticks blooming in Garrett Co., Maryland (9/13/2013).
View Record Details
Media by
Jim Stasz.
Close-up of Nodding Beggarticks in Howard Co., Maryland (9/28/2017). Photography by Helen Lowe Metzman.
View Record Details
Media by
USGS PWRC.
Nodding Beggarticks in bloom in Howard Co., Maryland (9/28/2017). Collected and processed by Helen Lowe Metzman.
View Record Details
Media by
USGS PWRC.
Source: Wikipedia
Bidens cernua | |
---|---|
![]() | |
Scientific classification ![]() | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Asterids |
Order: | Asterales |
Family: | Asteraceae |
Genus: | Bidens |
Species: | B. cernua
|
Binomial name | |
Bidens cernua | |
Synonyms[1][2][3] | |
|
Bidens cernua is a species of flowering plant in the aster family, Asteraceae.[4][5][6][7] Bidens cernua is distributed throughout much of Eurasia and North America.[4][5][6][7] It is commonly called nodding beggarticks[8] or nodding bur-marigold.[9]
Distribution and abundance
[edit]Bidens cernua is distributed throughout much of Eurasia and North America.[4][5][6][7]
Morphology
[edit]![](http://upload.wikimedia.org/wikipedia/commons/thumb/1/19/Bidens_cernua_Sturm18.jpg/220px-Bidens_cernua_Sturm18.jpg)
![](http://upload.wikimedia.org/wikipedia/commons/thumb/f/f0/Bidens_cernua_Herbar.jpg/220px-Bidens_cernua_Herbar.jpg)
General description
[edit]Bidens cernua is an annual species growing roughly 1m tall, with a fibrous root. Stems are rigid and often either simple or beached. Stem leaves are simple, unstalked, and opposite.
References
[edit]- ^ "The Plant List: A Working List of All Plant Species".
- ^ "IPNI entry for Coreopsis ridens".
- ^ "IPNI entry for Bidens venosa".
- ^ a b c Flora of North America, Bidens cernua Linnaeus, Sp. Pl. 2: 832. 1753.
- ^ a b c Flora of China, 柳叶鬼针草 liu ye gui zhen cao, Bidens cernua Linnaeus, Sp. Pl. 2: 832. 1753
- ^ a b c Biota of North America Program 2014 county distribution map
- ^ a b c Altervista Flora Italiana, Forbicina intera, Bidens cernua L. includes photos and European distribution map
- ^ Voss, E.G. (1996). Michigan Flora: A guide to the identification and occurrence of the native and naturalized seed-plants of the state. Part III: Dicots (Pyrolaceae–Compositae). Vol. Bulletin 61. Ann Arbor, Michigan, U.S.A.: Cranbrook Institute of Science and University of Michigan Herbarium.
- ^ BSBI List 2007 (xls). Botanical Society of Britain and Ireland. Archived from the original (xls) on 2015-06-26. Retrieved 2014-10-17.