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Chapter 20 (nonvascular plants (bryophytes, neither vascular tissue or…
Chapter 20
nonvascular plants
bryophytes
neither vascular tissue or seeds
mosses
all parts of the world and all enviroments
perennial
Water transport
hydroids
conduct water and dissolve minerals
leptiods
resemble sieve cells
the gametophyte generation
leafy liver warts
antheridiophore
umbrella shaped outer growth
males
air pores
not stomata
cannot be closed
no guard calls
capsule
upper cells grow by division
apical sporangium
vascular cryptogams
have vascular tissue but no seeds
spermatophytes
have vascular tissue and seeds
gametophores
leafy stems
rhizoids
base of the stem
anchor the stem
don't absorb water or minerals
no chloroplast and have red walls
..
thallose liverwarts
calyptra
layer of cells from the neck of archegonium
elaters
elongate cell with spring shaped walls
thallus
body with no roots stems and leaves
operculum
separates the from the rest as cells are being torn apart
