Dictionary
Find
in
Dictionary
Thesaurus
Translations

Click to move up the list of words
psi (2)
psi particle
psia
psid
psig
psilocin
psilocybin
psilomelane
psilophyte
psilopsid
psittacine
psittacosaurus
psittacosis
PSL
PSNCR
PSNI
psoas
Click to move down the list of words
Print Preview
See pronunciation key
Search for "psilophy..." in all of MSN Encarta
E-mail this entry
Blog about this entry on MSN Spaces
Download the MSN Encarta Right-Click Dictionary

psilophyte

psi·lo·phyte [ slə ft ] (plural psi·lo·phytes)


noun 
Definition:
 
1. paleontology extinct primitive plant: a primitive leafless vascular plant of the Silurian period with a horizontal stalk that grew beneath the ground sending up short vertical stems

2. plants 
Same as  whisk fern


[Early 20th century. < Greek psilos "smooth" + phyton "plant"]
Advertisement

Also on Encarta
Englishtown: Learn English online
Our Partners
Also on MSN
Encarta Message Boards (© Rubberball/Jupiterimages)
MSN Shopping
Encarta RSS Feeds
© 2008 Microsoft