- A
sporophyll is a leaf that
bears sporangia. Both
microphylls and
megaphylls can be
sporophylls. In
heterosporous plants,
sporophylls (whether they are...
- surface. Male and
female sporophylls are
spirally aggregated into
determinate cones that grow
along the axis.
Female sporophylls are simple,
appearing peltate...
-
modified leaves or
modified stems.
Leaves that bear
sporangia are
called sporophylls,
while sporangia-bearing
stems are
called sporangiop****s. Some members...
- Tri****ic-Jur****ic,
Europe Archaeocycas Early Permian,
Texas (leaf with
sporophylls)
Aricycas Late Tri****ic,
Arizona (leaf form genus)
Beania (=Sphaereda)...
- In insect- or bird-pollinated plants,
other structures protect the
sporophylls and
attract pollinators. The
individual members of
these surrounding...
-
stipe arising from a
rhizoidal holdfast. The
stipe may bear
several sporophylls which are club-shaped and up to 20 cm long and 5 cm
broad which bear...
-
Pedicellate Raceme Umbel Perianth Tepal Petal Sepal Plant embryo Receptacle Sporophyll Sporophyte Surface structures Cuticle Epicuticular wax
Epidermis Nectar...
-
circinate vernation.
Leaves are
divided into two types:
sporophylls and tropophylls.
Sporophylls produce spores;
tropophylls do not. Fern
spores are borne...
-
leaves or
laterally on stems.
Leaves that bear
sporangia are
called sporophylls. If the
plant is heterosporous, the sporangia-bearing
leaves are distinguished...
-
reproductive parts: Flemingites, Lepidodostrobus,
Lepidodostrobophyllum (
sporophylls),
Sigillariostrobus Lycopsid (herbaceous) stems: Lycopodites, Selaginellites...
