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|Noun||1.||Urticaceae - a family of plants of order Urticales including many nettles with stinging hairs|
dicot family, magnoliopsid family - family of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination
order Urticales, Urticales - an order of dicotyledonous plants including Moraceae and Urticaceae and Ulmaceae
genus Helxine, genus Soleirolia, Helxine, Soleirolia - one species; a dwarf creeping mat-forming evergreen herb