pillwort

• 一种水生蕨类植物（学名 Pilularia globulifera），生长在池塘、湖泊边缘或潮湿酸性土壤中，以小型球形孢子果为特征。

A European aquatic fern that grows near the edges of bodies of water or in damp, acidic soil, characterized by small, globe-shaped sporocarps.

1. European water fernC2formalbritishscientific

   A small aquatic or semi-aquatic fern (Pilularia globulifera) found in Europe, typically growing around the margins of ponds, lakes, or in wet, acidic soil, characterized by small, globe-shaped sporocarps.

   球子蕨

   • Pillwort can be found in the shallow margins of nutrient-poor lakes.
   • The small, round sporocarps of pillwort are a key identifying feature.
   • Conservation efforts focus on protecting the wet, acidic habitats where pillwort grows.