"naked seed" - seed exposed not enclosed in fruit
flowering plants - seed enclosed in fruit
2 types of spores for a plant
1 type of spore for a plant
Transfer of pollen from male to female
separate male and female plants
male and female organs on the same plant
male reproductive cone; small and soft cones
female reproductive cone; large and rough cones
conifer trees; pine, spruce, fir, and larch
fan tree; only one species;
Evergreen; pine tree
Evergreen; spruce tree
Evergreen; fir tree
Decicuous; Larch tree
pollen sac; male sperm
contains male sperm for pine pollen grains
cell containing sperm in pine pollen grains
subtropical plant abundant during triassic period
bushy fern-like plant; separate male/female plants
fern-like leaves above ground; separate male/female plants
fan-like tree; maidenhair tree; living fossil
gnetophyte plant that is either tree or vine
male reproductive organ in angiosperms
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