18; see text Eriastrum is a genus of flowering plants in the phlox family which are known commonly as woollystars.

These wildflowers are somewhat diverse in appearance but are usually erect, thin-stemmed herbs which bear purple to white blooms.

Most species have inflorescences which are webbed with a woolly mesh of white fibers.

Woollystars are native to western North America.

[1] This Polemoniaceae article is a stub.