cattail fungus

noun

: an ascomycetous fungus (Epichloe typhina) of the family Hypocreaceae forming cylindrical whitish or gray stromata around the stems of certain grasses and often affecting development of the inflorescence see choke sense 5

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now