1. Said of lichens whose thallus is without shields or beds for the spores.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• zthalamous,
• sthalamous,
• wthalamous,
• qthalamous,
• arhalamous,
• afhalamous,
• aghalamous,
• ayhalamous,
• a6halamous,
• a5halamous,
• atgalamous,
• athalamius,
• athalamos,
• athaalamous,
• Athelamous,
• Athalamys,
• Athalamuss,
• Athalamass,
• Athalamuse,
• Athalamuus