Carex viridula Michx., Greenish Sedge (Section CERATOCYSTIS)
Carex viridula is a common wetland sedge in Renfrew County. It is very frequent on riverine emergent shorelines, especially the Ottawa River. It is superficially similar to Carex flava and Carex cryptolepis but Carex viridula is generally smaller, has green instead of yellow perigynia, and has shorter straight perigynia beaks.
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Figure 1. Achenes, perigynia and scales.
Figure 2. Inflorescence.
Figure 3. Habit.
Figure 4. Inflorescence.
Figure 5. B&W scan of specimen showing habit.
Figure 6. Occurence map for Renfrew County and surrounding area.
| Accession # | Collector | Date |
|---|---|---|
| CAN 585336 | D.F. Brunton | 1998-October-08 |
| DAO 573890 | K.W. Spicer | 1988-July-14 |
| DAO 547766 | K.W. Spicer | 1987-July-06 |
| DAO 396817 | R. Day | 1983-August-24 |
| CAN 498536 | A. Vogg & H. Vogg | 1982-June-27 |
| CAN 468012 | S. Darbyshire | 1981-July-09 |
| CAN 570102 | W.G. Dore & T.C. Brayshaw | 1965-July-21 |
| DAO 277669 | M.I. Moore | 1965 |
| CAN 570101 | T.C. Brayshaw | 1962-August-06 |
| DAO 270688 | J.A. Calder | 1952-August-06 |
| DAO 277659 | A.J. Breitung | 1948-July-29 |