family

Sea Lettuces

Ulvaceae

Field notes

Ulvaceae () is a widely distributed family of thin green algae characterized by a flat or a hollow tubular thallus, reproducing via conjugation of planogametes or zoospores, and classified within the orders Ulotrichales or, more commonly, Ulvales.

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Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided

Top native sea lettuces All

Native to the US, ranked by caterpillars, then bees and other hosts, food, flowers and shelter.