- The
zosterophylls are a
group of
extinct land
plants that
first appeared in the
Silurian period. The
taxon was
first established by
Banks in 1968 as the...
- well as the
informal "lycophyte" may be used to
include the
extinct zosterophylls or to
exclude them.
Lycophytes reproduce by
spores and have alternation...
-
terminal sporangia (e.g., Cooksonia, Rhynia) with
centrarch xylem;
zosterophylls comprised plants with
lateral sporangia that
split distally (away from...
-
classification remains uncertain,
although it has been
treated as a
zosterophyll.
There is one species,
Nothia aphylla.
Fossilized remains, including...
-
plants (tracheophytes) †Rhyniophyta –
rhyniophytes †Zosterophyllophyta –
zosterophylls Lycopodiophyta –
clubmosses †Trimerophytophyta –
trimerophytes Polypodiophyta...
-
arranged in
lateral positions. It is the type
genus for the
group known as
zosterophylls,
thought to be part of the
lineage from
which modern lycophytes evolved...
- Gondwana, to Australia. In the late Silurian, two
distinctive lineages,
zosterophylls and rhyniophytes, had
colonised the tropics. The
former evolved into...
-
tracheid diameter increased with time, but may have
plateaued in the
zosterophylls by mid-Devonian.
Overall transport rate also
depends on the overall...
- were
borne on the end
regions of stems.
Macivera is
considered to be a
zosterophyll. The
genus was
first described from a
small number of
specimens found...
- and
their closest extinct relatives are
generally believed to be the
zosterophylls, a
paraphyletic or
plesion group.
Ignoring some
smaller extinct taxa...
