Joint-fir
Joint´-fir`
| n. | 1. | (Bot.) A genus (Ephedra) of leafless shrubs, with the stems conspicuously jointed; - called also shrubby horsetail. There are about thirty species, of which two or three are found from Texas to California. |
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.