-
generation is dominant. Some
lycophytes are
homosporous while others are heterosporous. When
broadly cir****scribed, the
lycophytes represent a line of evolution...
-
plants we see today. Ferns,
horsetails (often
treated as ferns), and
lycophytes (clubmosses, spikemosses, and quillworts) are all pteridophytes. However...
- more
broadly defined taxon of
lycophytes that
includes some
extinct groups more
distantly related to
extant lycophytes, such as the zosterophylls. For...
- polysporangiophytes.
Living embryophytes include hornworts, liverworts, mosses,
lycophytes, ferns,
gymnosperms and
angiosperms (flowering plants).
Embryophytes have...
-
ferns secrete a
chemical called antheridiogen.[citation needed]
Extant lycophytes produce two
different types of gametophytes. In the
homosporous families...
-
Lycopodiaceae (homosporous
lycophytes)
split off from the
branch leading to
Selaginella and
Isoetes (heterosporous
lycophytes)
about ~400
million years...
- ****tophyta – seed plants, ~260,000
species Subdivision Lycopodiophyta (
lycophytes) – less than 1% of
extant vascular plants Molecular data,
which remain...
- rocks. They
represent the
underground rooting structures of
arborescent lycophytes such as
Sigillaria and
Lepidodendron under the
order Lepidodendrales....
-
stages of growth. However, they are
correctly defined as
arborescent lycophytes. They
thrived during the
Carboniferous Period (358.9 to 298.9 million...
- and ****ociated
basic bibliographical details of seed plants,
ferns and
lycophytes."
Coverage of
plant names is best at the rank of
species and genus. It...
