Macrostachya

noun

Mac·​ro·​stachya

ˌmakrōstakēə,

-tāk-

: a form genus of Paleozoic fossil plants based on strobiles that are now regarded as fructifications of plants of the genus Calamites

Word History

Etymology

New Latin, from macr- + Stachys

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