Basic steps:
  1. Answer one or more questions on right by clicking checkboxes. It's okay to check multiple boxes. Then click any 'search' button.
  2. Results appear on left. Click the 'simplify' button to get more questions.
  3. Repeat steps 1 and 2, narrowing down the possibilities.
  4. A 'COMPARE IMAGES' link appears on left when under 100 kinds match. Use this to compare kinds.
Click Restart to search again.
Click Guides to list other guides.
Click here if you're a new user.

Discover Life 19 kinds match in US, VA, Giles, Mountain Lake Biological Station:
Adiantum pedatum  [popup]
Northern maidenhair...
Asplenium platyneuron  [popup]
Ebony spleenwort fern...
Athyrium filix-femina  [popup]
Lady fern...
Dennstaedtia punctilobula  [popup]
eastern hayscented fern
Dryopteris campyloptera  [popup]
mountain woodfern
Dryopteris intermedia  [popup]
Intermediate woodfern
Dryopteris marginalis  [popup]
Marginal woodfern
Equisetum arvense  [popup]
Equisetum hyemale  [popup]
Scouring rush
Isoetes engelmannii  [popup]
Engelmanns quillwort
Lycopodium digitatum  [popup]
Hanging clubmoss...
Lycopodium obscurum  [popup]
Dendrolycopodium obscurum
Osmunda cinnamomea  [popup]
Cinnamon fern...
Osmunda claytoniana  [popup]
Interrupted fern
Polypodium appalachianum  [popup]
Pteridophyta
Polystichum acrostichoides  [popup]
Christmas Fern...
Pteridium aquilinum  [popup]
Western Brackenfern...
Selaginella tortipila  [popup]
Thelypteris noveboracensis  [popup]
Parathelypteris noveboracensis


REMAINING (number with state)
Blade division
 Pinnate-pinnatifid (4)
 Bipinnate (3)
 Tripinnate (3)
 Bipinnate-pinnatifid (1)
 Pinnate (1)
Blade shape
 Round (1)
 Wider near base (1)
Evergreen
 Yes (2)
 No (1)
Family
 Dryopteridaceae (5)
 Dennstaedtiaceae (2)
 Equisetaceae (2)
 Lycopodiaceae (2)
 Osmundaceae (2)
 Aspleniaceae (1)
 Isoetaceae (1)
 Polypodiaceae (1)
 Pteridaceae (1)
 Selaginellaceae (1)
 Thelypteridaceae (1)
Genus
 Dryopteris (3)
 Equisetum (2)
 Lycopodium (2)
 Osmunda (2)
 Adiantum (1)
 Asplenium (1)
 Athyrium (1)
 Dennstaedtia (1)
 Isoetes (1)
 Polypodium (1)
 Polystichum (1)
 Pteridium (1)
 Selaginella (1)
 Thelypteris (1)
Habitat, terrestrial
 Moist woods (4)
 Stream banks (3)
 Swamps (2)
 Open woods (1)
 Rocks (1)
Leaf base stipule present
 No (5)
 Yes (2)
Ligule present
 No (2)
 Yes (1)
Plant conspicuoulsy jointed
 No (17)
 Yes (2)
Plant resembles moss
 Yes (3)
 No (1)
Rachis color
 Green (3)
 Black (2)
 Brown (1)
 Yellow (1)
Rachis is fleshy
 No (1)
 Yes (1)
Rachis texture
 Pubescent (2)
 Smooth (2)
Sori shape
 Elongated (1)
 Round (1)
Sporangia
 On leaf blades (7)
 In axils (4)
Stem canal diameter
 Four-fifths diameter of stem (1)
 One-half diameter of the stem (1)
Stipe is hairy
 No (1)
 Yes (1)