Illinois Natural History Survey - University of Illinois

Pteridium aquilinum var. latiusculum
Bracken fern
Taxonomy

Synonyms: Pteridium aquilinum, Pteridium aquilinum latiusculum, Pteridium aquilinum var latiusculum

Subspecific taxa:

Classification:

  • Pteridophyta

Other taxonomic & nomenclature sources: USDA PlantsITISThe Plant ListIPNI

Images

   
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Species Distribution
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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: FLNAUSDA PlantsBONAPBISON

Collection & Observation Phenology [?]

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F
0
M
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A
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M
0
J
0
J
0
A
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S
0
O
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N
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D
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Collection & Observation Timeline [?]

Species Status

Status/Listing: No Information

Notes:

Origin: Native

Species Description

General: Fern-allies, perennial

Roots: adventitious, fibrous, rhizomes

Shoots: compound, trifoliate leaf type; lobed (pinnately), parted (pinnately) leaf margin; Pinnate leaf venation

Inflorescence: no

Flowers:

Fruit:

Physiology: autotrophic; C3 C02 fixation

Ecology & Natural History

Habitat: Open or rocky woods; sterile woods; clearings; burns; roasides; sunny, sandy areas.

ILPIN Notes: Occasional in southern counties. Young leafy fronds can be cooked and eaten like asparagus Growing tip of rhizome glabrous or sparsely white hairy; blade triangular, bipinnate-pinnatifid, ternate.

Functional Relationships:

  • Pollinators insects (no)

Human Relationships:

  • Edibility [?] : yes
  • Showy Flowers:

Wildlife and Livestock Information:

  • Food Value:
  • Cover Value:

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

  • Entire State: 30
  • Chicago Area: 5

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