#genus_Ulva__Ulva  type genus of the family Ulvaceae; green seaweed having a thallus two cells thick: sea lettuce
  supertype:  protoctist_genus  any genus of Protoctista
  member:  sea_lettuce
  member of:  family_Ulvaceae__Ulvaceae__sea-lettuce_family__sealettucefamily  thin flat or tubular green algae
     member of:  order_Ulvales__Ulvales  an order of protoctista
        member of:  class_Chlorophyceae__Chlorophyceae  algae distinguished chiefly by having flagella and a clear green color, their chlorophyll being masked little if at all by other pigments
           member of:  division_Chlorophyta__Chlorophyta  large division of chiefly freshwater eukaryotic algae that possess chlorophyll a and b, store food as starch, and cellulose cell walls; classes Chlorophyceae, Ulvophyceae, and Charophyceae; obviously ancestral to land plants
              member of:  kingdom_Protoctista__Protoctista  in most modern classifications, replacement for the Protista; includes: Protozoa; Euglenophyta; Chlorophyta; Cryptophyta; Heterokontophyta; Rhodophyta; unicellular protists and their descendant multicellular organisms: regarded as distinct from plants and animals

No statement uses or specializes genus_Ulva; click here to add one.