Contains 3 accepted taxa overall.
Characteristics
Classification
Citation
PTERIDIUM Gleditsch ex Scopoli, Fl. Carniol. 169. 1760, nom. cons.
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TYPE: Pteridium aquilinum (Linnaeus) Kuhn (Pteris aquilina Linnaeus)
Species
| Scientific Name | Common Name | Status | Photos |
|---|---|---|---|
| Pteridium aquilinum var. caudatum | LACY BRACKEN | Native FACU (NWPL) | |
| Pteridium aquilinum var. latiusculum | EASTERN BRACKEN | Native FACU (NWPL) | |
| Pteridium aquilinum var. pseudocaudatum | TAILED BRACKEN | Native FACU (NWPL) |
[Family identification key]
1. Plants to ca. 2.5 m tall; ultimate leaf segments mostly 5-24 times longer than wide, 1-4(-6.5) mm wide, often appearing widely spaced;
1. Plants to ca. 1 m tall; ultimate leaf segments mostly 2-8.5 times longer than wide, mostly 3-8 mm wide, mostly appearing closely spaced
2
2. Leaf segment margins sparsely to densely pubescent
2. Leaf segment margins glabrous, rarely sparsely pilose