# The grasses, sedges and rushes of the northern United States, illustrated

> field guide by Edward Knobel

**Wikidata**: [Q104602926](https://www.wikidata.org/wiki/Q104602926)  
**Source**: https://4ort.xyz/entity/the-grasses-sedges-and-rushes-of-the-northern-united-states-illustrated-q104602926