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Judd system
A
20th-century
system of plant taxonomy
, the
Judd
system
of
plant classification
was
drawn
up by
the American
botanist
Walter S. Judd and
collaborators
, partially based on
APG
schemes
.
2016
system
viridophytes
* chlorophytes
* streptophytes
**
streptophyte
green algae
** embryophytes
*** bryophytes
****
liverworts
****
mosses
**** hornworts
***
tracheophytes
**** lycophytes
*****
Lycopodiales
****
euphyllophytes
***** monilophytes
******
Equisetales
******
Psilotales
******
Ophioglossales
******
leptosporangiate ferns
*******
Osmundales
*******
Salviniales
*******
Cyatheales
*******
Polypodiales
********
eupolypods I
********
eupolypods II
***** spermatophytes
******
gymnosperms
*******
Cycadales
*******
Ginkgoales
*******
Coniferales
*******
Gnetales
****** angiosperms
*******
ANA grade
*******
Mesangiospermae
********
magnoliid
clade
********
Ceratophyllales
********
monocots
********
eudicots