The genus Carex of Renfrew County:
A comparative study

By Grant A. Bickel, 2020

Carex limosa L., Mud Sedge (Section LIMOSAE)

Carex limosa is sparse in Renfrew County. It is a species of bogs and fens adjacent to open water, mat-forming with roots immersed in the water.

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Achenes, perigynia and scales of Carex limosa

Figure 1. Achenes, perigynia and scales.
Spikelet of Carex limosa

Figure 2. Pistillate spikelet with some androgynous character.
Inflorescence of Carex limosa

Figure 3. Inflorescence.
Habit of Carex limosa

Figure 4. Habit.
Habit of Carex limosa

Figure 5. Habit.
Inflorescence of Carex limosa

Figure 6. Inflorescence.
An occurrence map of Carex limosa in Renfrew County

Figure 7. Occurence map for Renfrew County and surrounding area.
Accession records for specimens from Renfrew County
Accession # Collector Date
CAN 435431 J. Reddoch 1979-June-03
CAN 569951, DAO 350796 M.I. Moore 1966-August-22
DAO 350787 A.J. Breitung 1948-August-01