Joint-fir n. : 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.

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Taxonomy
joint fir, WordNet, fir, word meaning, Unanswered questions, Douglas fir, leafless, desert shrub, leaves, seeds, Synonym, Search, Princeton University, Company, Jobs, Press Room, Investor Relations, Privacy Policy.

Defination from the web:
joint fir has one meaning: Meaning #1 : jointed and nearly