Ephedra equisetina Ephedraceae (gymnosperm)
Bluestem Joint Fir, Mu zei ma huang, Mongolian Ephedra
- Shrub with deciduous leaves and evergreen stems, upright, to 3-6 ft (0.9-1.8 m) high, similar spread.
Stems blue-green or bluish, stiff and hard, short internodes, 1-2 cm long, 1.5-2 mm thick, finely
furrowed. Leaves simple, opposite, brownish, sheath-like, fussed for 3/4 of there length.
Male (pollen) cones yellow, solitary or 3-4 per cluster, fussed for 1/3 their length; female (seed) cones opposite at
nodes, more or less ovoid at maturity, 9 × 4 mm. Fruits nearly globose, fleshy, red.
- Full sun to partial shade, heat and drought tolerant.
- Hardy to USDA Zone 4 Native range from to central
Asia to northwest China.