Osmundastrum cinnamomeum cinnamomeum (Cinnamon Fern) is a subspecies of perennial herb in the family royal ferns. They are native to Canada, Puerto Rico, Saint-Pierre Et Miquelon, and The Contiguous United States. They have pinnate leaves and orange flowers. Individuals can grow to 4.9 feet. They have alternation of generations.
EOL has data for 63 attributes, including: