Illinois Natural History Survey - University of Illinois

Boltonia decurrens
False aster, Decurrent false aster, Claspingleaf doll's daisy, Illinois false aster
Taxonomy

Synonyms: Boltonia latisquama var. decurrens

Subspecific taxa:

Classification:

  • Magnoliophyta
    • Magnoliopsida

Other taxonomic & nomenclature sources: USDA Plants;  ITIS;  The Plant List;  IPNI

Images

   
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Species Distribution
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Click map to view & download detailed occurrence records

More about map & occurrence records

County Map Legend
Absent:
Not known from county
Medium confidence:
Medium or unknown confidence;
often old records or unverifiable observations
Medium-high confidence:
Often observations by expert botanists
High confidence:
Often vouchered herbarium records
Planted / introduced:
Native species introduced outside historic range,
or only in planted locations within county (e.g., restorations)
Historic / extirpated:
Only historic records for the species; likely extirpated
(Note that this category is not yet functional)

North American distribution maps for this species: FLNA;  USDA Plants;  BONAP;  BISON

Collections, Observations & Flowering by Month [?]

J
0
F
0
M
0
A
0
M
0
J
0
J
0
A
0
S
0
O
0
N
0
D
0

Collections & Observations by Decade [?]

Species Status

Status/Listing: State threatened, Federally Threatened

Notes:

Origin: Native

Species Description

General: Dicot-herb, perennial

Roots: adventitious, stolons

Shoots: alternate leaf arrangment; simple leaf type; entire leaf margin; Parallel leaf venation; awl-shaped, linear, oblong leaf shape

Inflorescence: corymb, head

Flowers: perfect, unisexual, monoecious; complete, incomplete, regular, irregular; yellow, blue, violet, white, others; epigynous ovary position

Fruit: achene

Physiology: autotrophic

Reproduction: sexual, vegetative

Ecology & Natural History

Habitat:

ILPIN Notes: Kurz, D.R. and M.L. Bowles 1981. Report on the Status of Illinois Vascular Plants potentially endangered or threatened in the U.S.-Natural Lands Institute, Rockford, Illinois. Disk flowers perfect, fertile, and yellow, ray flowers pistillate. Often stoloniferous. Ray flowers violet. Occasional along the Illinois River and its tributaries. Leaves decurrent. Plants glabrous, may reach 15 dm. tall.

Functional Relationships:

  • Pollinators: insect
  • Dispersal:
  • Mycorrhizae:
  • N2 fixation:

Human Relationships:

  • Edibility [?] :
  • Showy Flowers:

Wildlife and Livestock Information:

  • Food Value:
  • Cover Value:

Coefficient of Conservatism (C-value) [?] :

  • Entire State: 4
  • Chicago Area:

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