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 17 kinds match in US, WI, Ozaukee, UWM Field Station:
Adiantum pedatum  [popup]
Northern maidenhair...
Asplenium platyneuron  [popup]
Ebony spleenwort fern...
Athyrium filix-femina  [popup]
Lady fern...
Botrychium virginianum  [popup]
Rattlesnake fern
Cystopteris bulbifera  [popup]
bulblet bladderfern
Cystopteris fragilis  [popup]
brittle bladderfern
Dryopteris carthusiana  [popup]
spinulose woodfern
Dryopteris clintoniana  [popup]
Pteridophyta
Dryopteris cristata  [popup]
Crested woodfern
Equisetum arvense  [popup]
Equisetum fluviatile  [popup]
Onoclea sensibilis  [popup]
Sensitive fern
Osmunda cinnamomea  [popup]
Cinnamon fern...
Osmunda claytoniana  [popup]
Interrupted fern
Osmunda regalis  [popup]
Royal fern
Pteridium aquilinum  [popup]
Western Brackenfern...
Thelypteris palustris  [popup]
Eastern marsh fern


REMAINING (number with state)
Blade division
 Bipinnate (4)
 Pinnate-pinnatifid (4)
 Tripinnate (3)
 Pinnate (2)
 Pinnatifid (1)
Blade shape
 Round (1)
 Wider near base (1)
Evergreen
 No (2)
 Yes (1)
Family
 Dryopteridaceae (7)
 Osmundaceae (3)
 Equisetaceae (2)
 Aspleniaceae (1)
 Dennstaedtiaceae (1)
 Ophioglossaceae (1)
 Pteridaceae (1)
 Thelypteridaceae (1)
Genus
 Dryopteris (3)
 Osmunda (3)
 Cystopteris (2)
 Equisetum (2)
 Adiantum (1)
 Asplenium (1)
 Athyrium (1)
 Botrychium (1)
 Onoclea (1)
 Pteridium (1)
 Thelypteris (1)
Habitat, terrestrial
 Moist woods (5)
 Stream banks (3)
 Swamps (3)
 Open woods (1)
 Rocks (1)
Leaf base stipule present
 No (3)
 Yes (3)
Plant conspicuoulsy jointed
 No (15)
 Yes (2)
Rachis color
 Black (2)
 Brown (1)
 Green (1)
 Yellow (1)
Sporangia
 On leaf blades (5)
 Fertile spikes (1)
 Fertile stalk (1)
Stipe is hairy
 No (2)
 Yes (1)