Summary
Summary features of 4 plant groups
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Explanation and comparison of the characteristics and features of 4 plant groups: - BRYOPHYTA - PTERIDOPHYTA - GYMNOSPERMS - ANGIOSPERMS
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FEATURES OF THE 4 PLANTGROUP
BRYOPHYTA PTERIDOPHYTA GYMNOSPERMS ANGIOSPERMS
(MOSS) (FERNS)
DOMINANT Gametophyte Sporophyte Sporophyte Sporophyte
GENERATION
PRESENCE N Ye Ye Ye
OF
- water absorbed - xylem and - especially - xylem vessels
VASCULAR
directly over leaf phloem trancheid and trancheids
TUSSIE surface (transport water and phloem
and food) - thin, tapered, (transport water)
primitive xylem
cells
TRUE ROOTS, No Yes Yes Yes
STEMS AND
- plant body is a - has adventitious - has a tap root - has variety
LEAVES
thallus roots. Has that reaches
rhizome great depth.
(underground
stem that stores
water). Has no
cuticle.
DEPENDENCE Ye Yes No N
ON WATER
- must be moist so - male gamete - fertilisation - pollen tube
FOR
male gamete can swims to female occurs through ensures
FERTILISATION swim to meet gamete wind pollination pollination
female gamete
SPORE/SEED Spores Spores Seeds Seeds
FORMATION
2.2.1 D = anthe
E = stigm
F = peta
o
s
s
l
a
r
S
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