IDNAME urn:idName:fossilplants.info:supragenus:2C68E5CC-58FE-3B48-2BF2-FF2377F3D33A supragenus
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Siphonospermoideae

Subfamily Siphonospermoideae Y. Yang Phytotaxa, 158(3): 286. 4 Feb 2014
Name
Siphonospermoideae
Rank
Subfamily
Authors (Pub.)
Yang Y.  
Publication
A systematic classification of Ephedraceae: living and fossil [2014/2]
Journal
Phytotaxa
Volume
158
Issue
3
Page number
286
Year
2014

Parent Taxon
[Family] Ephedraceae
Type
[Genus] Siphonospermum
Diagnosis
This subfamily possesses typical ephedroid morphology, the reproductive shoots consist of nodes and internodes, internodes are usually furrowed; leaves are lengthy, linear and parallel-veined; the characteristic female reproductive unit (seed/ovule) present, but terminal to twigs without subtending bracts.

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