Home
Keys
Vascular plant groups
Club mosses
Ferns
Vegetative key to families
Gymnosperms
Flowering plants
Genera
Families
About
About
Key formats
Project partners
Contact
Resources
Glossary
Glossary
Images
Advanced search
Keys
Vascular plant groups
Club mosses
Ferns
Vegetative key to families
Gymnosperms
Flowering plants
Genera
Families
Cyperaceae
Leaf
sheath
closed or rarely open and then the
perianth
reduced to bristles or
minute
scales
Cyperaceae
consider the other alternative
Flowers
bisexual
or unisexual but never enclosed in a
utricle
and never apparently separated into unisexual spikelets
consider the other alternative
Spikelets with more than 2 perfect flowers
consider the other alternative
Perianth
scales very rarely more than 6 or absent;
lateral
scales not
keeled
and scarcely concave
choose this alternative
reject this alternative
Base of
style
dilated
choose this alternative
reject this alternative
Base of
style
not dilated