Carex tonsa (Fern.) Bickn. var rugosperma (Mack.) Crins, Rough-fruited Deep-green Sedge (Section ACROCYSTIS)
Carex tonsa var rugosperma is common on disturbed sandy openings and dry beaches in Renfrew County. It resembles Carex umbellata except that the perigynia of Carex tonsa var rugosperma have a much longer beak. The other recognized variety of Carex tonsa, var tonsa, is not known to be present in Renfrew County.
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Figure 1. Achenes, perigynia and scales.
Figure 2. Terminal and basal inflorescences.
Figure 3. Basal inflorescences.
Figure 4. Habit when blooming.
Figure 5. Habit.
Figure 6. Occurence map for Renfrew County and surrounding area.
| Accession # | Collector | Date |
|---|---|---|
| DAO 671328 | P.M. Catling & S.E. Carbyn | 1994-June-01 |
| DAO 671331 | P.M. Catling & S.E. Carbyn | 1994-June-01 |
| DAO 671361 | P.M. Catling & S.E. Carbyn | 1994-June-01 |
| DAO 671380 | S.E. Carbyn | 1994-May-28 |
| DAO 668426 | S.E. Carbyn | 1993-July-07 |
| DAO 668451 | P.M. Catling & S.E. Carbyn | 1993-June-17 |
| DAO 669067 | P.M. Catling & S.E. Carbyn | 1993-June-17 |
| DAO 671411 | P.M. Catling & S.E. Carbyn | 1993-June-17 |
| DAO 671413 | P.M. Catling & S.E. Carbyn | 1993-June-17 |
| DAO 671415 | P.M. Catling & S.E. Carbyn | 1993-June-17 |
| DAO 671416 | P.M. Catling & S.E. Carbyn | 1993-June-17 |
| CAN 525382, DAO 542251 | S.J. Darbyshire | 1985-June-15 |
| DAO 329050 | S. Hay and C. Morisset | 1980-August-23 |
| CAN 317244, DAO 835108 | R. Beschel & R. Hainault | 1966-July-20 |
| DAO 42783 | Dore & Brayshaw | 1965-July-21 |
| CAN 570090 | T.C. Brayshaw | 1960-June-08 |
| CAN 570092 | T.C. Brayshaw | 1959-May-24 |
| CAN 262156 | J.S. Rowe | 1958-June-26 |
| CAN 570091 | A.W.H. Damman | 1954-May-21 |
| DAO 298416 | A.J. Breitung | 1948-July-23 |
| DAO 298411 | A.J. Breitung | 1948-July-22 |
| DAO 298314 | A.J. Breitung | 1948-July-20 |
| DAO 298412 | A.J. Breitung | 1948-July-20 |
| DAO 298413 | A.J. Breitung | 1948-July-20 |
| CAN 570085 | M.I. Moore | May-30 |