Huperzia appressa (common name, Appalachian firmoss) is a non-flowering plant in the Lycopodiaceae. It has been reported from the United States, Canada, China, Russia, and several European countries. It is a terrestrial plant up to 10 cm tall, with dichotomously branched stems.[1][2]

Huperzia appressa
Huperzia appressa growing on Åklinuten in Norway's Blefjell range at an elevation about 1,300 metres (4,300 ft)
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Lycophytes
Class:	Lycopodiopsida
Order:	Lycopodiales
Family:	Lycopodiaceae
Genus:	Huperzia
Species:	H. appressa
Binomial name
Huperzia appressa (Desv.) Á. Löve & D. Löve
Synonyms
Lycopodium selago L. var. appressum Desv.

Naming history: Huperzia appressa (Desv.) Á. Löve & D. Löve, Bot. Not. 114: 34. 1961.[3]= Lycopodium selago L. var. appressum Desv., Mém. Soc. Linn. Paris 6(2): 180. 1827[4]

References