Ephedra monosperma Gmelin ex C.A. Meyer

Common Name: dan zi ma huang
Family: Ephedraceae Dumort.

Country of Origin: S.W. & E. Siberia
Habitat: sandy soils on river banks, on rocky slopes

Description: Dwarf plant with a long caudex. Branches rigid, ascending, branchlets yellowish‑green, c. 1 mm broad, striate, sometimes ± curved. Male cones 2, obovoid, c. 4.5 mm long. Female cones on short recurved stalks. Tubillus contorted, c. 1.5 mm long. Berry globose, red. Seed (‑s) ovoid, brown, c. 4‑5 mm long.

USDA Zone: 7

Accession Data:

Accession # 200201856
Source: Diane Huling - Rhode Island College
Provenance:
- 2JUN08 - Name changed to E. monosperma.
- Originally recieved as E. minima Hao.
- Seed from North American Rock Garden Society, planted Spring 2001
Accession Date: 07-29-2002
Bench: 2216 - XER:Atacama Fog Desert
- Currently: active - healthy
- Qty: 3 confirmed on 05-28-2024
Restrictions:

Classification:

Division: Gnetophyta
Class: Gnetopsida
SubClass: Gnetidae
Order: Ephedrales
SubOrder:
Family: Ephedraceae
SubFamily:
Tribe:
SubTribe:

Flowering Data:

This accession has been observed in bloom on:

Year	Jan				Feb				Mar					Apr				May				Jun					Jul				Aug				Sep					Oct				Nov				Dec
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006

References (internal):

References (external):

Ali, S.I. and M. Qaiser (eds.). 1987. Flora of Pakistan. http://www.efloras.org (online since 2001).
Gymnosperm Database
Caveney et al., New observations on the secondary chemistry of world Ephedra (Ephedraceae), (American Journal of Botany. 2001;88:1199-1208.)

data regenerated on Wed, 29 Jan 2025 09:57:02 -0500 [bcm v4.0]