-
there is no
vascular tissue, as it has all been
diverted to the leaf.
Megaphylls, in contrast, have
multiple veins within the leaf and leaf gaps above...
- broad, flat
leaves with
complex venation of
flowering plants are
known as
megaphylls and the
species that bear them, the majority, as broad-leaved or megaphyllous...
- †Trimerophytopsida
Megaphylls...
- Both
microphylls and
megaphylls can be sporophylls. In
heterosporous plants,
sporophylls (whether they are
microphylls or
megaphylls) bear
either megasporangia...
- 'true'
leaves (
megaphylls),
which effectively grow from the
sides or the apex, via
marginal or
apical meristems. One
theory is that
megaphylls evolved from...
- (1982-11-19). "Complex
Venation Patterns in the
Leaves of Selaginella :
Megaphyll-Like
Leaves in Lycophytes". Science. 218 (4574): 793–794. Bibcode:1982Sci...
- Leaf size of
plants can be
described using the
terms megaphyll, macrophyll, mesophyll, microphyll,
nanophyll and
leptophyll (in
descending order) in a...
-
branched sporophyte is the
dominant phase.
Ferns have
complex leaves called megaphylls, that are more
complex than the
microphylls of clubmosses. Most ferns...
- approx. 9,000 Polypodiophyta,
Monilophyta Polypodium-like
plants Ferns Megaphyll leaves,
vascular system approx. 10,560
Picozoa Extremely small animals...
-
venation and may have
originated as
spiny outgrowths known as enations, and
megaphylls,
which are
large and have
complex venation that may have
arisen from the...
