Illinois Natural History Survey - University of Illinois

Fuirena scirpoidea
Taxonomy

Synonyms: Umbrella grass, Scirpus scirpoideus

Subspecific taxa:

Classification:

Other taxonomic & nomenclature sources: USDA PlantsITISThe Plant ListIPNI

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 [?]

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

Collection & Observation Timeline [?]

Species Status

Status/Listing: Extinct

Notes:According to Ebinger et al. 2010. ""Umbrella sedge is mostly a sea-coast species of brackish marshes in the southeastern United States (Kral 2002b). Mohlenbrock (2001a, 2002a) reported this species from Hamilton County (1970). Kral (2002b) in the FLNA did not list umbrella sedge for Illinois. According to Mohlenbrock (2009), this specimen was originally in the SIU herbarium but has been lost. This adventive pecies is extirpated from Illinois (Herkert and Kruse 1992)."

Origin: Native

Species Description

General: Monocot, perennial

Roots: adventitious, rhizomes

Shoots: alternate leaf arrangment; simple leaf type; entire leaf margin; Parallel leaf venation; hastate leaf shape

Inflorescence: spike

Flowers: perfect; complete, regular; hypogynous ovary position

Fruit: achene

Physiology: autotrophic; C3 C02 fixation

Ecology & Natural History

Habitat: Shallow water.

ILPIN Notes: Leaves reduced to bladeles sheaths; woody rhizomes; broad, thickened scales which represent the perianth, also bristles; solitary spikelets. Also spelled Fuirena scirpoidea (Michx.)

Functional Relationships:

  • Pollinators insects (wind)

Human Relationships:

  • Edibility [?] :
  • Showy Flowers:

Wildlife and Livestock Information:

  • Food Value:
  • Cover Value:

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

  • Entire State:
  • Chicago Area:

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