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Huperzia porophila (Lloyd & Underw.) Holub
rock clubmoss

General Information
Symbol: HUPO2
Group: Lycopod
Family: Lycopodiaceae
Duration: Perennial
Growth Habit: Forb/herb
Native Status: CAN   N
L48   N
Data Source and Documentation
Plants-NRCS Logos
green round image for nativity Native blue round image for introduced Introduced ocre round image for introduced and nativity Both white round image for no status Absent/Unreported
image for native, but no county data Native, No County Data image for introduced, but no county data Introduced, No County Data both introduced and native, but no county data Both, No County Data
Native Status:
lower 48 status L48    Alaska status AK    Hawaii status HI    Puerto Rico status PR    Virgin Islands status VI    Navassa Island NAV    Canada status CAN    Greenland status GL    Saint Pierre and Michelon status SPM    North America NA   


click on a thumbnail to view an image, or see all the Huperzia thumbnails at the Plants Gallery

Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. 3 vols. Charles Scribner's Sons, New York. Vol. 1: 44. Provided by Kentucky Native Plant Society. Scanned by Omnitek Inc. Usage Requirements.



Symbol Scientific Name
HUSEP2 Huperzia selago (L.) Bernh. ex Schrank & Mart. var. patens (P. Beauv.) Trevis.
HUSEP Huperzia selago (L.) Bernh. ex Schrank & Mart. var. porophila (Lloyd & Underw.) Á. Löve & D. Löve
LYLUP Lycopodium lucidulum Michx. var. porophilum (Lloyd & Underw.) Clute
LYPO Lycopodium porophilum Lloyd & Underw.
LYSEP2 Lycopodium selago L. ssp. patens (P. Beauv.) Calder & Roy L. Taylor
LYSEP3 Lycopodium selago L. var. patens (P. Beauv.) Desv.
LYSEP Lycopodium selago L. var. porophilum (Lloyd & Underw.) Clute
URLUP Urostachys lucidulus (Michx.) Herter ex Nessel var. porophilus (Lloyd & Underw.) Herter ex Nessel, non Lam.
URPO2 Urostachys porophilus (Lloyd & Underw.) Herter ex Nessel


Click on a scientific name below to expand it in the PLANTS Classification Report.
Rank Scientific Name and Common Name
Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants
Division Lycopodiophyta – Lycopods
Class Lycopodiopsida
Order Lycopodiales
Family Lycopodiaceae – Club-moss family
Genus Huperzia Bernh. – clubmoss
Species Huperzia porophila (Lloyd & Underw.) Holub – rock clubmoss

Subordinate Taxa

This plant has no children

Legal Status

Threatened and Endangered Information:
This plant is listed by the U.S. federal government or a state. Common names are from state and federal lists. Click on a place name to get a complete protected plant list for that location.
Lycopodium porophilum
rock clubmoss
rock clubmoss
Endangered, Extirpated
rock clubmoss
rock clubmoss

Wetland Status

Interpreting Wetland Status

North America
Atlantic and Gulf Coastal Plain UPL
Eastern Mountains and Piedmont FACU
Midwest FACU
Northcentral & Northeast FACU



Source Large Mammals Small Mammals Water Birds Terrestrial Birds


Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Description of Values

Value Class Food Cover