Pteridaceae of Maine
(Kingdom Plantae, Monilophytes)

a project of
V. F. Thomas Co. - 167 Thorne Mountain Road - Canton, Maine  04221

(updated 31 January 2020)

Pteridaceae - maidenhair fern family
[information to be added]

Maine is home to 4 species in 2 genera (hybrids excluded). If you already know which species you have or are interested in learning about, click on the appropriate species link below. Otherwise, to determine which genus that the plant in question falls into, refer to the table immediately below the species list.
   Adiantum (3 species)
      Adiantum aleuticum - western maidenhair fern
      Adiantum pedatum - northern maidenhair fern
      Adiantum viridimontanum - Greem Mountain maidenhair fern
   Cryptogramma (1 species)
      Cryptogramma stelleri - slender rock-brake

char. 1 char. 2 char. 3 char. 4 char. 5 char. 6

Adiantum (maidenhair fern)
[information to be added]

char. 1 char. 2 char. 3 char. 4 char. 5 char. 6
A. aleuticum
A. pedatum
A. viridimontanum

Adiantum aleuticum (western maidenhair fern) - [information to be added]

Adiantum pedatum (northern maidenhair fern) - [information to be added]

(click on image to enlarge)

Adiantum viridimontanum (Green Mountain maidenhair fern) - [information to be added]

Cryptogramma (rock-brake)
[information to be added]

Cryptogramma stelleri (slender rock-brake) - [information to be added]

   1. Taxonomy and nomenclature follow Flora Novae Angliae by Arthur Haines (2011, Yale University Press, ISBN 978-0-300-17154-9).