Table I. List of species used in this study and their collection sites, growth habits, and endemic habitats.

Species	Family	Symbol	Collection Site	Habit	Endemic Habitat
Adiantum capillus-veneris	Pteridaceae	Ap	Glasshouse collection	Erect	North American warm-temperate forests
Athyrium filix-femina	Dryopteridaceae	Af	Coastal redwood forest	Erect	North American warm-temperate forests
Dicksonia antarctica	Dicksoniaceae	Da	Glasshouse collection	Erect	Southern hemisphere temperate forests
Dryopteris arguta	Dryopteridaceae	Dr	Coastal redwood forest	Erect	Western North American temperate forests
Huperzia squarrosa	Huperziaceae	Hs	Glasshouse collection	Erect	Tropical Australia
Platycerium bifurcatum	Polypodiaceae	Pb	Glasshouse collection	Epiphyte	Southeast Asia and subtropical Australia
Polypodium aureum	Polypodiaceae	Po	Glasshouse collection	Erect	North and South American tropical and subtropical forests
Psilotum nudum	Psilotaceae	Pn	Glasshouse collection	Erect	Hawaiian island tropical and subtropical regions
Pteridium aquilinum	Pteridaceae	Pa	Coastal redwood forest	Erect	Temperate and subtropical regions
Selaginella pallescens	Selaginellaceae	Sa	Glasshouse collection	Erect	North and South American tropical and subtropical forests
Stenochlaena palustris	Blechnaceae	Sp	Glasshouse collection	Epiphyte	India, China, Australia, and South Africa
Woodwardia fimbriata	Blechnaceae	Wf	Coastal redwood forest	Erect	Western North American temperate forests