How to Identify Lycopodiaceae

Lycopodiaceae is a plant family in the Plantae kingdom, order Lycopodiales, class Lycopodiopsida. The family contains 53 accepted species worldwide. Some species in this family are toxic — exercise caution when handling unknown specimens.

Key Identification Features

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Representative Lycopodiaceae Species

How to identify Dendrolycopodium hickeyi (W.H.Wagner, Beitel & R.C.Moran) A.Haines

Dendrolycopodium hickeyi (W.H.Wagner, Beitel & R.C.Moran) A.Haines

Dendrolycopodium hickeyi (W.H.Wagner, Beitel & R.C.Moran) A.Haines

Dendrolycopodium hickeyi is a tree club-moss native to northeastern North Americ…

How to identify Pseudolycopodiella caroliniana (L.) Holub

Pseudolycopodiella caroliniana (L.) Holub

Pseudolycopodiella caroliniana (L.) Holub

Pseudolycopodiella caroliniana, or slender bog club-moss, is a discontinuous dis…

How to identify Lycopodiastrum casuarinoides (Spring) Holub ex R.D.Dixit

Lycopodiastrum casuarinoides (Spring) Holub ex R.D.Dixit

Lycopodiastrum casuarinoides (Spring) Holub ex R.D.Dixit

Lycopodiastrum casuarinoides is the only species in the lycophyte genus Lycopodi…

How to identify Huperzia selago subsp. appressa (La Pylaie ex Desv.) D.Löve

Huperzia selago subsp. appressa (La Pylaie ex Desv.) D.Löve

Huperzia selago subsp. appressa (La Pylaie ex Desv.) D.Löve

Huperzia selago subsp. appressa is a circumpolar toxic fern ally with traditiona…

How to identify Austrolycopodium fastigiatum (R.Br.) Holub

Austrolycopodium fastigiatum (R.Br.) Holub

Austrolycopodium fastigiatum (R.Br.) Holub

Austrolycopodium fastigiatum is an alpine club moss native to New Zealand and Au…

How to identify Austrolycopodium magellanicum (P.Beauv.) Holub

Austrolycopodium magellanicum (P.Beauv.) Holub

Austrolycopodium magellanicum (P.Beauv.) Holub

Magellanic clubmoss (Austrolycopodium magellanicum) is a vascular clubmoss speci…

How to identify Pseudolycopodium densum (Rothm.) Holub

Pseudolycopodium densum (Rothm.) Holub

Pseudolycopodium densum (Rothm.) Holub

Pseudolycopodium densum, the bushy clubmoss, is the only species in the lycophyt…

How to identify Diphasiastrum digitatum (Dill. ex A.Braun) Holub

Diphasiastrum digitatum (Dill. ex A.Braun) Holub

Diphasiastrum digitatum (Dill. ex A.Braun) Holub

Diphasiastrum digitatum is a low-growing perennial clubmoss native to eastern No…

How to identify Phlegmariurus varius (R.Br.) A.R.Field & Bostock

Phlegmariurus varius (R.Br.) A.R.Field & Bostock

Phlegmariurus varius (R.Br.) A.R.Field & Bostock

Phlegmariurus varius is a Lycopodiaceae club moss found in Australia, New Zealan…

How to identify Lateristachys diffusa (R.Br.) Holub

Lateristachys diffusa (R.Br.) Holub

Lateristachys diffusa (R.Br.) Holub

Lateristachys diffusa is a plant with variable stem placement that was historica…

How to identify Phylloglossum drummondii Kunze

Phylloglossum drummondii Kunze

Phylloglossum drummondii Kunze

Phylloglossum drummondii, the only species in the Lycopodiaceae genus Phylloglos…

How to identify Diphasiastrum complanatum (L.) Holub

Diphasiastrum complanatum (L.) Holub

Diphasiastrum complanatum (L.) Holub

Diphasiastrum complanatum is a spreading perennial clubmoss with flattened branc…

Browse all 53 Lycopodiaceae species →

Frequently Asked Questions

How do you identify Lycopodiaceae?

Lycopodiaceae plants belong to the Lycopodiales order in the Plantae kingdom. hickeyi has leaves of equal length all around its branches – a feature reflected in its former name, Lycopodium obscurum var. For instant identification, use the iNature app — AI-powered and works offline.

What are the key characteristics of Lycopodiaceae?

Lycopodiaceae is classified in the order Lycopodiales, class Lycopodiopsida, phylum Tracheophyta. The underground perenniating tuber of Phylloglossum is unique within Lycopodiaceae: it is a reduced stem system that has developed into a distinct new organ.

⚠️ Are any Lycopodiaceae species poisonous?

Yes, some Lycopodiaceae species are toxic or poisonous. Always exercise caution with unknown specimens. View poisonous Lycopodiaceae species or browse the full poisonous species guide.

Sources: GBIF, iNaturalist, Wikipedia · Disclaimer

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