Navleurt, Umbilicus horizontalis Aslak Nedregård ©.

Detaljert systematikk:

Umbilicus affinis (Legg til)
Umbilicus aizoon (Legg til)
Umbilicus alpestris (Legg til)
Umbilicus botryoides (Legg til)
Umbilicus chloranthus (Legg til)
Umbilicus chrysanthus (Legg til)
Umbilicus cyprius (Legg til)
Umbilicus elymaiticus (Legg til)
Umbilicus erubescens (Legg til)
Umbilicus gaditanus (Legg til)
Umbilicus gendjnamensis (Legg til)
Umbilicus glaber (Legg til)
Umbilicus globulariifolius (Legg til)
Umbilicus haussknechtii (Legg til)
Umbilicus haylandianus (Legg til)
Navleurt, Umbilicus horizontalis

Umbilicus intermedius (Legg til)
Umbilicus linearifolius (Legg til)
Umbilicus lineatus (Legg til)
Umbilicus linifolius (Legg til)
Umbilicus mexicanus (Legg til)
Umbilicus multicaulis (Legg til)
Umbilicus oppositifolius (Legg til)
Umbilicus oreades (Legg til)
Umbilicus oxypetalus (Legg til)
Umbilicus pallidiflorus (Legg til)
Umbilicus pallidus (Legg til)
Umbilicus paniculatus (Legg til)
Umbilicus pendulinus (Legg til)
Umbilicus persicus (Legg til)
Umbilicus pestalozzae (Legg til)
Umbilicus platyphyllus (Legg til)
Umbilicus pulvinatus (Legg til)
Umbilicus radicans (Legg til)
Umbilicus ramosissimus (Legg til)
Umbilicus rupestris (Legg til)
Umbilicus semenovii (Legg til)
Umbilicus semiensis (Legg til)
Umbilicus serpentinicus (Legg til)
Umbilicus subspicatus (Legg til)
Umbilicus subulatus (Legg til)
Umbilicus tropaeolifolius (Legg til)
Umbilicus turkestanicus (Legg til)
Umbilicus winkleri (Legg til)