Quick answer: 9 native Oklahoma plants have a recorded bloom range that includes November.
9 species
- Big bluestem Andropogon gerardii · 25 states
- Blue mistflower Conoclinium coelestinum · 26 states
- Buffalograss Bouteloua dactyloides · 9 states
- Little bluestem Schizachyrium scoparium · 23 states
- Maximilian sunflower Helianthus maximiliani · 3 states
- Prairie blazing star Liatris pycnostachya · 16 states
- Sideoats grama Bouteloua curtipendula · 25 states
- Switchgrass Panicum virgatum · 24 states
- Western ironweed Vernonia baldwinii · 1 states