Vertsplante: Scleranthus annuus
Systematics :
Kingdom: Plantae
Artificial group: Vascular plant (Tracheophytes)
Superphylum: Spermatophyte
Phylum: Magnoliophyta
Subclass: Magnoliidae
Family: Caryophyllaceae
Genus: Scleranthus
Species: Scleranthus annuus
Other names: eittårig tanngras, eittårsknavel, ettårig tanngras, ettårig tanngress
Norwegian name: Ettårsknavel