Life … Plants Liverworts Leafy and Simple Thalloid Liverworts Jungermanniales Anastrophyllaceae Sphenolobopsis genus Sphenolobopsis Sphenolobopsis Children Horsehair Threadwort native Top native Sphenolobopsis All Native to the US, ranked by caterpillars, then bees and other hosts, food, flowers and shelter. Horsehair Threadwort Sphenolobopsis pearsonii Close