Life Cycle of a Fern Flashcards
what are gymnosperms
naked seeds, no flowers or fruits, wind pollinator, have vascular tissue phooey and xylem
cycadophyta organism
zamia
ginkgophyta organism
biloba
ginetophyta organism
epheda
coniferophyta organism
pine trees, cedars
earliest diversion clades of the plants?
cycadophyta
how many species are there of pine trees?
300 species
where are zamia located?
subtropical and tropical regions
are zamias poisonous?
yes
ginkgophyta is represented by how many species
one extant
how are ginkgophyta characterized as?
fan-shaped leaves
what do ginkgophyta produce?
pollen and seeds on different trees
how many species are there of gnetophyta?
90 species
what division has woody plants that are extinct double fertilization?
Gnetophyta
gnetophyta do not have what?
trachied cells to help in water supply like other plants do