Huperziaceae of Maine
(Kingdom Plantae, Lycophytes)

a project of
V. F. Thomas Co. - P. O. Box 111 - Shawmut, Maine  04975

(updated 26 January 2020)

Huperziaceae - firmoss family
[information to be added]

Maine is home to 3 species in 1 genus (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 species that the plant in question is, refer to the table immediately below the species list.
   Huperzia (3 species)
      Huperzia appressa - mountain firmoss
      Huperzia lucidula - shining firmoss
      Huperzia selago - northern firmoss

Huperzia (firmoss)
[information to be added]

trophophyll morphology gemmiphore location width of lateral leaves of gemmae apex morphology of lateral leaves of gemmae shoots trophophyll margin winter bud constrictions
H. appressa dimorphic throughout apical portion of plant 0.5–1.1(–1.3) mm nrrow-acute to acute determinate entire absent
H. lucidula nearly monomorphic in a single whorl at apex of season’s growth 1.5–2.5 mm broad-ovate to rounded indeterminate with 1–8 teeth on each side present and conspicuous
H. selago nearly monomorphic in a single whorl at apex of season’s growth 1.5–2.5 mm broad-acute to nearly obtuse indeterminate entire or with obscure, papillate-like teeth present but inconspicuous

Huperzia appressa (mountain firmoss) - [information to be added]

(click on image to enlarge)

Huperzia lucidula (shining firmoss) - [information to be added]

Huperzia selago (northern firmoss) - [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).