Schoenoplectus pungens (Vahl) Palla, Common three-square bulrush
Schoenoplectus pungens is uncommon in Renfrew County, found on beaches along the Ottawa River, in ditches and edges of lakes.
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Figure 1. Spikelets, achenes and scales.
Figure 2. Habit.
Figure 3. Habit.
Figure 4. Occurence map for Renfrew County and surrounding area.
| Accession # | Collector | Date |
|---|---|---|
| DAO 598092 | J. Atkinson & R. Huizer | 1991-August-15 |
| DAO 598096 | J. Atkinson & R. Huizer | 1991-August-15 |
| DAO 593421 | D.F. Brunton | 1987-August-26 |
| DAO 248838 | M.I. Moore | 1961-October-13 |
| CAN 570223 | T.C. Brayshaw | 1961-August-28 |
| CAN 570222 | T.C. Brayshaw | 1960-September-15 |
| DAO 251673 | H.L.J. Rhodes & C. Rae | 1953-August-17 |
| DAO 248856 | W.J. Cody & J.A. Parmelee | 1952-August-19 |