Carex oligosperma Michx., Few-seeded Sedge (Section VESICARIAE)
Carex oligosperma is common in the northwestern portion of Renfrew County. Carex oligosperma is common in bogs and is known for its very shiny perigynia with short beaks. As the name implies, the inflorescence has very few perigynia/seeds - usually four to six but often one or none.
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Figure 1. Achenes, perigynia and scales.
Figure 2. Inflorescence.
Figure 3. Inflorescence.
Figure 4. Habit.
Figure 5. Occurence map for Renfrew County and surrounding area.
| Accession # | Collector | Date |
|---|---|---|
| DAO 573881 | K.W. Spicer | 1988-July-14 |
| CAN 569971 | T.C. Brayshaw | 1965-September-26 |
| DAO 368917 | M.I. Moore | 1964-July-15 |
| CAN 569970 | T.C. Brayshaw | 1962-June-01 |
| CAN 569973 | T.C. Brayshaw | 1960-June-08 |
| CAN 569974 | A.W.H. Damman | 1954-July-27 |
| CAN 196514, DAO 368906 | A.J. Breitung | 1948-July-24 |