- some
species the
gametophytes and
sporophytes are
morphologically similar (isomorphic). An
independent sporophyte is the
dominant form in all clubmosses...
- have
diploid sporophytes and
haploid gametophytes which are
externally indistinguishable. No
living land
plant has
equally dominant sporophytes and gametophytes...
-
sperm and eggs
which fuse to form
diploid zygotes that grow into
sporophytes.
Sporophytes produce haploid spores by meiosis, that grow into gametophytes...
- are polysporangiophytes,
their sporophytes branching and
producing many sporangia. Also
unlike bryophytes, fern
sporophytes are free-living and only briefly...
-
forming this ridge, with the
stream on top. Moss with
sporophytes on
brick Young sporophytes of the
common moss
Tortula muralis (wall ****-moss) Retaining...
-
haploid gametophytes,
while seeds germinate to give rise to
diploid sporophytes.
Vascular plant spores are
always haploid.
Vascular plants are either...
-
sporophyte and a
haploid gametophyte, but in all non-vascular land plants, the
gametophyte generation is dominant. In
these plants, the
sporophytes grow...
-
These species are said to be
dioecious when
referring to
vascular plant sporophytes and
dioicous when
referring to
bryophyte gametophytes.
Charles Darwin...
-
green algae (Ulva
lactuca is one example), red
algae and
brown algae,
sporophytes and
gametophytes may be
externally indistinguishable (isomorphic). In...
-
groups share a haploid-dominant (gametophyte) life
cycle and
unbranched sporophytes (the plant's
diploid generation).
These traits appear to be
common to...
