Ferns
Equisetales
- Equisetaceae
- Equisetum telmateia Ehrh.—great horsetail
Polypodiales
- Dennstaedtiaceae
- Pteridium aquilinum (L.) Kuhn—bracken
- Dryopteridaceae
- Polystichum munitum (Kaulf.) C.Presl—western swordfern
Conifers
Cupressales
- Cupressaceae
- Thuja plicata Donn ex D.Don—western redcedar
Pinales
- Pinaceae
- Pseudotsuga menziesii (Mirbel) Franco—Douglas-fir