Additional Support for Two Subgenera of Anemia (Schizaeaceae) from Data for the Chloroplast Intergenic Spacer Region trnL-F and Morphology

1 Pages·2002·0.55 MB·English

by  J E Skog

American Fern Journal 92(2):119-130 (2002)
Two
Subgenera
Support of
Additional
for
Anemia from Data Chloroplast
(Schizaeaceae) for the
and Morphology
Spacer Region trnL-F
Intergenic
Skog
E.
J,
VA
Mason 22030
Department, George University, Fairfax,
Biology
ZiMMER
A.
E.
DC
Washington, 20560
Smithsonian
Molecular Systematics, Institution,
Laboratory
for
MiCKEL
T.
J.
NY
New 10458
York Botanical Garden, Bronx,
and molecular
An morphological data for 13 species with 33 characters
Abstract.— analysis of
DNA
spacer region trnL-F indicates that spe-
intergenic
14 species from the chloroplast
data
for
Anemiorrhiza and Anemia.
Anemia two well-supported subgenera. In
genus into
cies of the fall
Anemia. Although
genus Mohria appears to belong within hirther
one species of the
addition,
suggested by a previous study of fossil
support the relationships
study required, these data
is
genus.
and extant representatives of the
comprises about 120 species
Anemia Sw. (Schizaeaceae]
The genus
fern
Most
and one
New with only about 12 in Africa in India.
World,
found within the
subgenus
although
been produced,
No whole genus has
monograph
of the
and
Anemiorrhiza (Mickel, 1981],
subgenus
Coptophyllum (Mickel, 1962],
have been
and Anemia 1977, 1979]
Coptophyllum (Hill,
subgenera
spores of
studi
(Mickel
spores of
addition the
In
completed (Skog, 1992].
genus
within the
fossils
modern and represen-
fossil
have been described for
Schizaeaceae
the family
Other representa-
fossil
1991, 1992].
Konijnenburg-van Cittert,
[van
tatives
Mesozoic
from
summarize
morpho-
genus and integration of all
new of the
revision
need
a
clearly a for
new
molecular
from
with data
species
and
living
from
logical data fossil
some
This paper reports re-
1999
We study in
began collaborative
a
stSdies.
with the
consistent
sequence data are
chloroplast
the
sults indicating that
by Skog (1992).
phylogeny reported earlier
fossil
^^„,-,to
[^^y
be basal
a
The Schizaeaceae, considered to ^'^
Mohna,^^d
^^'^'""^^Zi^^nd
Actmostachys
Schizaea
Lygodium,
genera
includes the
ferns,
he (Skog,
Jurassic
back
to
extend
family
the
Anemia. records of
Fossil
amon
-o
UUb -^
ine position OI laiuj^iy i^ ^^^^ ^
ZUUIJ.
,
c^l.^i-,j-3;o"ar"^^oa^f.;
Cya*eaceae,
Hymenophyllaceae.
ff
including the
eral clades
Maton
Pryer
i