common tarweed
Centromadia pungens ssp. pungens (Hook. & Arn.) Greene


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EDDMapS Distribution

EDDMapS Distribution - This map is incomplete and is based only on current site and county level reports made by experts, herbaria, and literature. For more information, visit

State Regulated List

State Regulated List - This map identifies those states that list this species on their regulated list. For more information, visit

Invasive Listing Sources

Taxonomic Rank

Kingdom: Plantae
Phylum: Magnoliophyta
Class: Magnoliopsida
Subclass: Asteridae
Order: Asterales
Family: Asteraceae
Genus: Centromadia
Subject: Centromadia pungens ssp. pungens (Hook. & Arn.) Greene

Synonyms and Other Names

Other Common Names:
common spikeweed, spikeweed

Related Scientific Names:
Hemizonia pungens (Hook. & Arn.) Torr. & Gray (Synonym)


Plants - Forbs/Herbs