Home Flora of Pakistan
Home
Name Search
Families
Genera
Species
District Map
Grid Map
Inventory Project
Ephedra L. Search in The Plant ListSearch in IPNISearch in Australian Plant Name IndexSearch in Index Nominum Genericorum (ING)Search in NYBG Virtual HerbariumSearch in JSTOR Plant ScienceSearch in SEINetSearch in African Plants Database at Geneva Botanical Garden Decrease font Increase font Restore font
 

Published In: Species Plantarum 2: 1040. 1753. (1 May 1753) (Sp. Pl.) Name publication detailView in BotanicusView in Biodiversity Heritage Library
 

Project Name Data (Last Modified On 6/2/2011)
Acceptance : Accepted
Project Data     (Last Modified On 6/3/2011)

 

Export To PDF Export To Word
Shrubby dioecious, rarely monoecious plants with an erect to decumbent straggling or a scandent habit. Leaves reduced. Male strobili 2‑4 or clustered at the nodes; anther dehiscence porose. Female strobili 2‑4 per node; each strobilus with several pairs of bracts. Ovule(‑s) terminal, inner integument terminating in an exserted tube (tubillus). Sees 1‑2.
 

Export To PDF Export To Word Export To SDD
Switch to indented key format
1 Plants not scandent. Leaves much reduced or scale like. (2)
+ Scandent plants with linear leaves 0.8 2 3 cm long. Ephedra ciliata
2 (1) Tubillus straight. (3)
+ Tubillus not straight. (7)
3 (2) Plants more than 15 cm tall. (4)
+ Plants small, up to 10 cm tall. Ephedra regeliana
4 (3) Tubillus up to 1.0 mm long. (5)
+ Tubillus more than 1.5 mm long. (6)
5 (4) Branches spreading, yellowish green. Bracts of female strobili broadly winged, erose.
+ Branches ascending, green. Bracts of female strobili not winged. Ephedra gerardiana
6 (4) Branches slender, smooth striate; strobili solitary, bracts 4 pairs, connate. Fruit ovoid, sub globose. Seed 1. Ephedra procera
+ Branches thick, striate; bracts 3 pairs. Seeds several. Ephedra sarcocarpa
7 (2) Stem striate verrucose. Seed 4 mm or more long. (8)
+ Stem scabrid,transversely rugulose.Seedslessthan 4 mm long. Ephedra pachyclada
8 (7) Fruit 2-3 seeded. Seed 6 mm long. Ephedra intermedia
+ Fruit 1 seeded. Seed 4 mm long. Ephedra monosperma
 
 
© 2014 Missouri Botanical Garden - 4344 Shaw Boulevard - Saint Louis, Missouri 63110