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Asterales

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Asteraceae

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Rudbeckia

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maxima

Taxon

Rudbeckia maxima Nutt.

Protologue Trans. Amer. Philos. Soc. ser. 2, 7: 354. 1840 [Oct-Dec 1840]BHLIPNI
AcceptedGBIF
Predicted not threatened
Rudbeckia maxima--Royal Botanic Garden, Hamilton, Ontario, Canada. 8 Aug 02. 054.jpg

Rudbeckia maxima--Royal Botanic Garden, Hamilton, Ontario, Canada. 8 Aug 02. 054.jpg

By Christopher Davidson

CC-BY-NC-SA-4.0

Rudbeckia maxima--Royal Botanic Garden, Hamilton, Ontario, Canada. 8 Aug 02. 056.jpg

Rudbeckia maxima--Royal Botanic Garden, Hamilton, Ontario, Canada. 8 Aug 02. 056.jpg

By Christopher Davidson

CC-BY-NC-SA-4.0

Rudbeckia maxima--Royal Botanic Garden, Hamilton, Ontario, Canada. 8 Aug 02. 055.jpg

Rudbeckia maxima--Royal Botanic Garden, Hamilton, Ontario, Canada. 8 Aug 02. 055.jpg

By Christopher Davidson

CC-BY-NC-SA-4.0

Rudbeckia maxima--TX. Johnson Wildflower Center. 13 Jun 04. 001.jpg

Rudbeckia maxima--TX. Johnson Wildflower Center. 13 Jun 04. 001.jpg

By Christopher Davidson

CC-BY-NC-SA-4.0

Native to Arkansas, Louisiana, Oklahoma, South Carolina, Texas (source: POWO). Flora of the World documents 2 occurrences across 2 countries.

Distribution

Showing the global range from POWO; no georeferenced specimens for this taxon.

Distribution from Plants of the World Online (POWO). View the accepted name on POWO

Occurrences

No collection number

August 8, 2002

Location

Canada, Ontario

Location Remarks

Royal Botanic Garden, Hamilton.

Collectors

No collectors specified

Davidson C., Christoph S.R. s.n.

June 13, 2004

Location

United States, Texas (Lady Bird Johnson Wildflower Center)

Location Remarks

4801 La Crosse Ave., Austin Texas

Collectors

Christopher Davidson, Sharon R. Christoph

Classification

Kingdom

Plantae

Phylum

Tracheophyta

Class

Magnoliopsida

Order

Asterales

Family

Asteraceae

Genus

Rudbeckia

Specific Epithet

maxima

Authorship

Nutt.

Taxonomic Opinions

GBIFWFOPOWO

Conservation (EDGE)

What is EDGE?

Evolutionary distinctiveness

Lower

ED 0.4

Part of a well-represented branch of the plant tree of life, with many close relatives.

Threat status

Predicted not threatened

Modelled estimate

EDGE score

0.0

Global rank

#305,820 of 335,497

Top 92%

Extinction probability

10%

Source: Flowering plants EDGE assessment →