Term
elater (sensu Equisetum)
Defini)on (from book, not final form)
A clubbed, hygroscopic band aCached to a spore
A layer internal to the bracts of the invoucre of leafy liverworts formed by the fusion of modified leaves enclosing the archegonia or perianth (sensu developing sporophytes, oPen formed aPer leafy Hepatophyta) fer)liza)on
A protuberance produced when a spore germ tube
germinates.
infloresence A structure consisting of sex organs and
(sensue bryophytes) enclosing bracts.
A mass of cells within the capsule that ul)mately give rise to spores. Collec)ve term archesporium
for sporocytes?
A delicate filament or hair, usually one cell wide and unbranched; especially applied to projec)ons from leaf margins or )ps of cilia (sensu perianths or structures alterna)ng with Bryophytes)
segments of a double peristome.
pseudoperianth
sporocarp
tmema
A structure within the involucre
surrounding a fertilized archegonium or
sporophyte.
Bean shaped reproductive structures
that cover the sori. Germinate when
placed in water to release chains of sori
that produce micro- and megasporangia.
An abscission cell at the base of a
gemma.
Notes
Synonym(s)
Source (dbxref)
In horsetails
ISBN‐13: 978‐0‐7178‐1007‐3
In leafy liverworts
ISBN 0‐9620733‐4‐2
In bryophytes
ISBN 0‐9620733‐4‐2
In mosses. may not
be an appropriate
term
ISBN 0‐9620733‐4‐2
In mosses
ISBN 0‐9620733‐4‐2
Bryophytes
ISBN 0‐9620733‐4‐2
Liverworts
(Marchan6a)
ISBN 0‐9620733‐4‐2
Marsileales
(heterosporous
ferns).
ISBN‐13: 978‐0‐7178‐1007‐9
Bryophytes.
ISBN 0‐9620733‐4‐2
capsule annulus
A ring of differen)ated cells at the base of the operculum, involved in dehiscence of the capsule.
In mosses
leptosporan)ate A layer of unevently thick‐walled cells in the sporangium annulus sporangium, involved in dehiscence.
ISBN 0‐9620733‐4‐2
In leptosporangiate
ferns.
ISBN‐13: 978‐0‐7178‐1007‐5
In mosses
In mosses
Hagemann and Gleissberg 1996, Plant Systema)cs and Evolu)on
ISBN 0‐9620733‐4‐2
ISBN 0‐9620733‐4‐2
eusporagiate
sporangium
marginal
blastozone
perichae6al bract
perigonial bract
gemma
involucre (sensu leaf liverworts)
sorus
A blastozone at the margin of a
developing organ.
A bract of the perichaetium.
A bract of the perigonium.
A small mass of vegeta)ve )ssue; an outgrowth of the thallus; can develop into an en)re plant
In liverworts
(A compound organ composed of) The fused bracts and bracteole that subtend the perianth.
In most leafy liverworts.
A group or cluster of sporangia or
spores.
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN 0‐9620733‐4‐2
Leptosporangiate
ferns, others?
synangium
Fused sporangia.
strobilus
A reproductive structure consisting of a
number of sporophylls or ovule bearing
scales grouped terminally on a stem; a
cone.
Ferns, Psilotum
Strobili occur in many
kinds of
gymnosperms,
lycophytes, and
sphenophytes.
Already in PO, but
needs work.
A nerve of a leaf, oPen double; does not contain true xylem or phloem cells.
Different from midvein, because not true vascular )ssue.
Midrib
costa
ISBN‐13: 978‐0‐7178‐1007‐3
Homologous to
a carpel?
Campbel 1905
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN 0‐9620733‐4‐2
thallus epidermis
basal membrane
The epidermis of a thallus
The lower por)on of the endostome.
Bryophytes
Mosses.
In heterosporous plants, the female gametophyte; located w)hin the ovule of seed megagametophyte plants.
A sperm producing structure that may be antheridium
mul)cellular or unicellular.
archegonium
sperm
egg
archegoniophore
antheridiophore
protonema
thallus
prothallus
A mul)celluar structure in which eggs are produced.
A male gamete.
A female gamete.
A stalk bearing archegonia.
A stalk bearing antheridia.
A filamentous, globose, or thalloid juvenile structure resul)ng from spore germina)on.
A type of body that is undifferen)ated into root, stem, or leaf.
A more or less independent
gametophyte that is photosynthetic.
embryo sac in angiosperms; see notes in proposal ISBN‐13: 978‐0‐7178‐1007‐3
ISBN‐13: 978‐0‐7178‐1007‐3
In bryophytes and some vascular plants. Not in agiosperms.
antherozoid
ovum
In some liverworts (Marchan)a)
In some liverworts
In bryophytes; also a developmental stage.
In liverworts and hornworts.
In homosporous
vascular plants.
false leaf trace
A por)on of )ssue (parenchyma) in the outer part of the stem, internal to the epidermis and Check with general
definition of cortex.
external to the medulla.
A hydroid strand extending from the base of the costa to the cortex of the stem, but not connected to the central strand of the stem. Bryophytes
paraphysis
A hyaline or yellow hair consisting of
unideriate cells and associated with
antheridia or archegonia of mosses.
cortex (sensu Bryophytes)
RW
ISBN 0‐9620733‐4‐2
In mosses
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN 0‐9620733‐4‐2
ISBN 0‐9620733‐4‐2
ISBN‐0‐8053‐4416‐0
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN 0‐9620733‐4‐2
ISBN‐13: 978‐0‐7178‐1007‐3
prothallium
ISBN‐13: 978‐0‐7178‐1007‐7
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ISBN 0‐9620733‐4‐2
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club hair
carinal canal
perigonium
perichae6um
lamella (sensu bryophytes)
rhizoid furrow
vaginant lamina
sterile jacket layer
A minute filament in the axils of leaf primordia of mosses, some)mes persistent, consis)ng of one or few stalk cells and an elongate terminal Mosses
cell.
ISBN 0‐9620733‐4‐2
Equisetales
In mosses; note
infloresence.
In mosses; note
infloresence.
Parallel green ridges on a leaf, costa, or thallus.
may have other meanings
ISBN 0‐9620733‐4‐2
Liverworts
(Marchantiales)
ISBN 0‐9620733‐4‐2
Bryophytes, others?
Phenotype
ISBN 0‐9620733‐4‐2
A rhyzoid producing groove on the
morphologically ventral side of a stalked
gametophore.
A lamina at the base of a leaf that clasps
the stem and the base of the leaf above
it.
A layer of cells that surrounds the spermatogenous )ssue that cannot give rise to sperm.
Several layers of transfer cells located at the junc)on between the gametophyte and sporophyte, at the base of the foot.
A layer of cells lining the archesporium.
placenta (sensu Bryophytes)
spore sac
haustorium (sensu The absorbtive part of the foot, often
consisting of elongate cells.
Bryophytes)
peristomal layer
axillary hairs
Small canals in the stem of Equisetum
associated with vascular bundles.
The male infloresence of a moss
consisting of differentiated bracts.
The female infloresence of a moss
consisting of differentiated bracts.
Bryophytes, liverwort?, pteridophytes
In bryophytes. Is the defini)on good for seed plants too?
In mosses
Bryophytes
One of several layers of cells making up
the peristome.
Mosses
ISBN‐13: 978‐0‐7178‐1007‐11
ISBN 0‐9620733‐4‐2
ISBN 0‐9620733‐4‐2
sterile jacket
ISBN‐13: 978‐0‐7178‐1007‐3
haustorium (ISBN 0‐9620733‐4‐2) ISBN‐13: 978‐0‐7178‐1007‐3
entdothecium ISBN 0‐9620733‐4‐2
ISBN 0‐9620733‐4‐2
RW
preperistome
involucre (sensu Hepatophyta)
indusium
epigonium
underleaf
A rudimentary structure outside and
usually adhering to the peristome teeth,
formed by one or more concentric layers
external to the outer peristomal layer.
Mosses
A protec)ve sheath of )ssue surrounding a single antheridium or archegonium
In some liverworts; Need to work on exis)ng defin)on, maybe one for all plants.
A membranous growth of the epiderms
that covers a sorus.
On fern leaves.
A protective envelope of the embryo.
In mosses
A reduced leaf in a ventral row on many
leafy liverwort stems.
Liverworts
cotyledon (sensu
ferns)
The first leaf of the sporphyte.
fertile leaf
A leaf bearing sori.
sterile leaf
A leaf not bearing sori.
The smaller of two lobes in bilobed
leaves
lobule
An earlike projection of a pinna or
auricle
pinnule.
androecium (sensu "A packetlike swelling containing the leafy Hepatophyta) antheridia"
The elongated, distal por)on of the archegonial neck
archegonium.
The thickened, elongated, or expanded neck apophysis
of a capsule.
A cell or mul)cellular structure in which gametangium
gametes are formed.
prostome
Ferns
Ferns
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ISBN 0‐9620733‐4‐2
archegonium?
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN 0‐9620733‐4‐2
amphigastrium ISBN 0‐9620733‐4‐2
fertile frond
sterile frond
Campbel 1905
Liverworts
ISBN 0‐9620733‐4‐2
In leafy liverworts
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN 0‐9620733‐4‐2
In mosses
hypophysis
ISBN 0‐9620733‐4‐2
sex organ
ISBN‐13: 978‐0‐7178‐1007‐3
rhizoid
leaf (sensu bryophytes)
peristome
brood body
sporocarp
stele
A root‐hairlike structure that occurs on the free‐living gametophyte
Do we need a specific defini)on for bryphyte leaves on gametophytes?
A fringe of teeth around the opening of the sporangium (capsule).
A small, globose, ellipsoidal, or cylindrical to filamentous outgrowth serving in asexual reproduc)on.
Modified outgrowths of the petiole that
enclose sori.
The central cylinder, inside the cortex, of
roots and stems of vascular plants,
composed of vascular tissue and (in
some plants), pith
In liverworts, mosses, and some vascular plants.
In bryophytes
In Byropsida. Do we need to define teeth?
ISBN‐13: 978‐0‐7178‐1007‐3
Bryophytes, similar to
brachycyte, but tissue
instead of cell.
ISBN 0‐9620733‐4‐2
In some heterosporus
ferns (Marsilia and
Pilularia)
Campbel 1905
ISBN‐13: 978‐0‐7178‐1007‐3
calyptra (sensu mosses)
Does it only apply to The enlarged basal por)on of an archegonium bryophytes? Synonym in containing the egg.
agniosperms?
A hollow unicellular or mul)cellur structure in which spores are produced.
The hood or cap that par)ally or en)rely covers the capsule, formed from the May not need separate expanding archegonial wall
term for mosses.
marsupium
A pouch in which an embryo sporophyte is enclosed.
venter
sporangium
Do we want a more general term for root‐like structures as parent to root and rhizoid?
ISBN‐13: 978‐0‐7178‐1007‐3
In bryophytes
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN‐13: 978‐0‐7178‐1007‐3
Is this general term for other structures?
ISBN 0‐9620733‐4‐2
ISBN 0‐9620733‐4‐2
ISBN 0‐9620733‐4‐2, Parihar 1965 (Pteridophytes)
ISBN‐13: 978‐0‐7178‐1007‐3
neck
A hollowed out stem )p containing an embryo that bores its way by diges)on into stem )ssue
In bryophytes
The central column of a sporangia (in a capsule in bryophytes).
Also found in Rhynia
The lid of the capsule.
In mosses
An elongated, hollow, apical por)on of an organ.
involucellum
lobe (sensu Bryophytes)
A sheathlike haustorial collar extending
upwards upwards from the foot of some
liverwort sporophytes.
Liverworts
A leaf-like segment of a divided leaf or
other organ.
Bryophytes
ISBN 0‐9620733‐4‐2
coelocaule
columella
operculum
pseudoparaphylliu
m
A cup shaped protrusion from the surface of the thallus that holds gemmae
In liverworts
A small green outgrowth formed between In mosses and a few leaves on the stems and branches
liverworts.
A small leafy structure resembling a paraphyllum but clustered around branch buds and at the bases of branches.
In mosses
scale
Small, flat, leafy structures sometimes
attached to the rachis or stipe of a
frond, or to the costae.
ligule
A minute outgrowth or appendage at the
base of the leaves of grasses and those already in ontology.
of certain lycophytes.
Compare definitions
pseudostomata
The somewhat sunken stomata of a capsule with two guard cells but no opening between them.
In Sphagnum
gemma cup
paraphyllium
RW
ISBN 0‐9620733‐4‐2
RW from ISBN 0‐9620733‐4‐2 and ISBN‐13: 978‐0‐7178‐
1007‐3
ISBN 0‐9620733‐4‐2
ISBN 0‐9620733‐4‐2
hCp://www.uwgb.edu/BIODI
VERSITY/herbarium/pteridop
hytes/pteridophyte_glossary0
1.htm
They are generally
brown or blackish
rather than green.
maybe make
grass ligule
and lycophyte
ligule children
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN 0‐9620733‐4‐2
deuter
A large, highly vacuolated, longitudinally arranged cell in a median layer of the costa.
A region of parenchyma tissue in the
primary vascular cylinder above the
point of departure of the leaf trace or
leaf gap
traces in ferns.
A region of parenchyma tissue in the
primary vascular cylinder above the
point of departure of the leaf trace or
leaf trace gap
traces in seed plants.
The inner layer of cells involved in
inner peristomal peristome formation in arthrodontous
mosses
layer
The outer of three layers of cells
outer peristomal contributing to a diplolepidous
peristome.
layer
The middle layer of cells contributing to
primary peristomal the development of arthrodontous
peristomes.
layer
In mosses
ISBN 0‐9620733‐4‐2
Ferns
ISBN‐13: 978‐0‐7178‐1007‐3
Seed plants
ISBN‐13: 978‐0‐7178‐1007‐3
Mosses
ISBN 0‐9620733‐4‐2
Mosses
ISBN 0‐9620733‐4‐2
Mosses
ISBN 0‐9620733‐4‐2
neck canal cell
The inner peristome formed by wall thickenings on adjacent periclinal walls of the primary and inner peristomal layers.
In mosses
The outer peristome.
In mosses
Disintegrate when the egg is mature. Only in One of the axial row of cells in the nech of an liverworts or archegonium.
bryophytes?
elater (sensu Hepatophyta and Anthocerophyta)
A long, narrow, non‐living, diploid cell with walls reinforced by one or more spiral thickenings, migled with the spores and aiding In liverworts and some in their dispersal by hygroscopic movements. hornworts.
endostome
exostome
guide cell
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May be mul)cellular in A reproduc)ve cell, usually unicellular, capable some liverworts where of developing into an adult without fusion the spore germinates spore
with another cell.
within the capsule.
A diploid cell that undergoes meito)c division, either directly or aPer mito)c division, to sporocyte
produce spores
In bryophytes (others?)
A diploid cell that gives rise directly to elators or divides mito)cally to dive rise to In liverworts and elaterocyte
pseudelators
hornworts
A central proiminence to which a brushlike tuP of elaters or stout, elater like cells, are aCached, either at the apex or the base of the elaterophore
capsule
In s few liveworts
A plant cell that contains a large oil body, but oil cell
no chloroplast.
In some liverworts
A plant cell that secretes or becomes filled slime cell
with a water‐absorbent muscilage.
In some liverworts
An elongate, water conduc)ng cell that is dead at maturity,with tapered ends that are thin and par)ally hydrolyized, that lacks hydroid
specialized wall thickenings or lignin.
In mosses
A food conduc)ng cell associated with In mosses. Would be hydroids that resembles the sieve elements of beCer to have definiton leptoid
some seedless vascular plants.
that describes structure.
A long, slender, thick‐walled cell found in groups of in )ssues in the costa or stems of stereid
some mosses.
In mosses
In bryphytes
androcyte
A cell that matures into a sperm.
androcyte mother A cell that divides diagonally to produce two In bryophytes
cell
androcytes.
gamete
A haploid reproduc)ve cell.
Fuse to become
zygote
ISBN‐13: 978‐0‐7178‐1007‐3
spore mother cell ISBN 0‐9620733‐4‐2
ISBN 0‐9620733‐4‐2
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ocellus
ISBN 0‐9620733‐4‐2
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RW from ISBN 0‐9620733‐4‐2 and ISBN‐13: 978‐0‐7178‐
1007‐3
RW from ISBN 0‐9620733‐4‐2 and ISBN‐13: 978‐0‐7178‐
1007‐3
ISBN 0‐9620733‐4‐2
ISBN 0‐9620733‐4‐2
sperm mother
cell
ISBN 0‐9620733‐4‐2
ISBN‐13: 978‐0‐7178‐1007‐3
apical cell
cancellina
hyaline cell
suspensor
ventral canal cell
A single cell at the apex of a stem, leaf or other structure that divides repeatedly to form new cells.
A large empty cell occuring in groups at the base of the leaves of some genera of moss
An empty, colorless water storage cell in
Sphagnum gametophytes.
A cell or cells that attach the embryo to
the gametophyte
A somewhat enlarged cell at the base of
an archegonial neck, in the venter.
apical initial
Mosses (Calymperes,
Syrrhopodon)
Sphagnum.
compare to current
definition
spore mother cell A cell that gives rise to spores.
An elongated endodermal cell that
connects the protostele to the cortex in
trabecula
the stem of some plants.
hyalocyst
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primary
sporagenous
cell
Parihar 1965
Parihar 1965
sporocyte?
In Selaginella
exothecial cell
A unicellular or mul)cellular diploid structure mingled with the spores
In hornworts
One of the outer layer of cells of the capsule In mosses
walls.
pore (sensu Hepatophyta)
May open or close with changes in turgor A barrel‐shaped opening surrounded by a ring pressure in some species. of cells 4 or 5 five layers deep.
In many liverworts.
psuedoelator
ISBN 0‐9620733‐4‐2
Bryophytes.
A cell that gives rise to sporagenous
cells or tissue in eusporous plants.
archesporial cell
sporagenous cell or A cell(or group of cells) that give rise to
spore mother cells.
6ssue
ISBN 0‐9620733‐4‐2
Parihar 1965
ISBN‐13: 978‐0‐7178‐1007‐5
ISBN 0‐9620733‐4‐2
ISBN 0‐9620733‐4‐2
calyptra
foot (sensue Bryophytes)
receptacle (sensu bryophytes)
The covering over the developing sporophyte formed aPer fer)liza)on from the base of th archegonium or the venter, in mosses, carried upward as a protec)ve hood for the capsule In bryophytes
The base of the sporophyte
In bryophytes
A mass of )ssue bearing gametangia on the In liverworts and thallus or elevated on a gametophore
hornworts.
A central stand of water conduc)ng cells found in the axes of some moss gametophytes hadrom/hadrome? and sporophytes.
In mosses
A food‐conduc)ng por)on of )ssue composed leptom
of leptoids.
In mosses
vaginula
Portion of the epigonium left behind
when the calyptra is elevated by the
growth of the seta.
central strand
A group of cells forming the central axis of some stems, usually made up small, elongate Bryophytes
cells. Not composed of true vascular )ssue.
blastozone
"A region of the shoot competent for
organogenisis."
tapetum
annulus
Nutrative tissue in the sporangium,
particularly and anther.
A ring of speccialized cells in the
sporanium.
Tissue of the embryo exterior to the ampithecium (sensu endothecium, that gives rise to the capsule true mosses)
wall and peristome
In mosses
already in ontology.
Compare definitions
ISBN 0‐9620733‐4‐2
ISBN 0‐9620733‐4‐2
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hydrome?
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN‐13: 978‐0‐7178‐1007‐3
basal sheeth
marginal
meristem
should better
reflect nonseed plants.
ISBN 0‐9620733‐4‐2
ISBN 0‐9620733‐4‐2
Hagemann and Gleissberg 1996, Plant Systema)cs and Evolu)on
ISBN‐13: 978‐0‐7178‐1007‐5
ISBN‐13: 978‐0‐7178‐1007‐5
In mosses
ISBN 0‐9620733‐4‐2
ampithecium (sensu hornworts and Tissue of the embryo exterior to the Sphagnum)
endothecium, that gives rise to spores
The embryonic )ssue internal to the endothecium
ampithecium
spermatogenous 6ssue or cells?
epiphragm
perigynium
shoot calyptra
medulla
In hornworts and Sphagnum
ISBN 0‐9620733‐4‐2
In bryophytes
ISBN 0‐9620733‐4‐2
Bryophytes, liverwort? Is it a true por)on of )ssue
ISBN‐13: 978‐0‐7178‐1007‐3
Cells that will give rise to sperm.
A circular membrane at the )p of the columella to which the teeth of the peristome In mosses
are aCached
A somewhat fleshy, tubular structure formed In liverworts. Altready around the developing sporophyte by an have perigynium upgrowth of stem or thallus )ssue
PO:0009044 for Carex.
A somewhat fleshy structure derived from the archegonial venter and an upgrowth of thalline )ssue peripheral to the archegonium In liverworts
The por)on of a stem internal to a differen)ated cortex.
hyaloderm
The colorless outer portion of as moss
stem.
micronema
A branched protonema produced on the stem between leaves.
In mosses (Rhizomnium)
spike rachis
archegonial head
antheridial head
carpocephallum
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Mosses
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ISBN‐13: 978‐0‐7178‐1007‐3
The main axis of a spike.
A disk shaped structure at the top of an archegoniophore that bears archegonia.
A disk shaped structure at the top of an antheridiophore that bears antheridia.
In mosses
ISBN‐13: 978‐0‐7178‐1007‐3
In mosses
A female receptacle in which sporophytes are In Marchan)ales produced
(liverworts)
ISBN‐13: 978‐0‐7178‐1007‐3
Needs some beCer descrip)on to dis)nguish it
ISBN 0‐9620733‐4‐2
germ rhizoid
macronema
seta
valve (sensu bryophytes)
capsule
The first rhizoid formed aPer germina)on of a spore
In liverworts, others?
A branched protonematal rhizoid found grouped in leaf axils or around branch primordia.
In mosses (Rhizomnium)
The stalk that supports the capsule.
In bryophytes
In Jungermanniopsida, Anthocerotophyta, and A ver)cle division in a capsule wall in Andreaeopsida. Need to dehiscence.
change main defini)on.
A sporangium.
In bryophytes
A sporangium in ferns (should be
sporangium
synonym?).
Ferns
locule
A sporangium that arises from a single
initial cell and whose wall is composed of
leptosporangium a single layer.
Ferns, others?
A sporangium that arises from several
initial cells and, before maturation,
forms a wall of more than one layer of
eusporangium
cells.
Ferns, others?
Microspore is already
A sporangium in which megaspores are in PO, but I didn't see
megaspore.
nucellus
megasporangium produced.
In heterosporus plants, a haploid cell
already in ontology.
that develops into a male gametophyte. Compare definitions
microspore
In heterosporus plants, a haploid cell
that develops into a female
gametophyte; in most groups,
already in ontology.
megaspore is larger than microspore.
Compare definitions
megaspore
A leaf of leaf-like structure that bears
already in ontology.
megasporangia.
Compare definitions
megasporophyll
A leaf-like organ bearing one or more
already in ontology.
microsporangia.
Compare definitions
microsporophyll
loculus
ISBN 0‐9620733‐4‐2
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ISBN‐13: 978‐0‐7178‐1007‐3
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ISBN‐13: 978‐0‐7178‐1007‐3
Campbel 1905
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN‐13: 978‐0‐7178‐1007‐5
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN‐13: 978‐0‐7178‐1007‐4
embryo
gametophore
sporangiophore
pseuopodium
A young sporophyte, before the start of a period of rapid growth
A stalk bearing gametangia.
A branch bearing one or more sporangia.
An elonga)on of the gametophy)c axis on which the capsule is born
sporangiaphore
A stalk ("branch") bearing one or more
sporangia.
stipe
A continuation of the rachis below the
base of the blade.
sporangium stalk
sorus stalk
protostele
brachytmema
dolichotmema
sporophyte
tubercle/tuber
sporocarp
The stalk of a sporangium.
A stalk that supports a sorus
A stele that consists of a solid column of
vascular tissue.
A short abscission cell located at the base of the gemma.
A long abscission cell located at the base of the gemma.
The spore-bearing generation, formed
by the fertilization of an egg.
A (oval-shaped) tuberous body formed
shortly after spore germination. Early
stage of the prothallium. Fertile
branches (bearing gametangia) growth
from it.
have a different form than in
Marsileales, and not heterosporous
Exisi)ng defini)on is only for seed platns
In bryophytes
In equisetum, clustered into strobili.
In Sphagnum and Andreaea
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN 0‐9620733‐4‐2
In pteridophyte.
Analagous to petiole
of a leaf.
In leptosporangiate
ferns.
Ferns
stalk, petiole
ISBN‐13: 978‐0‐7178‐1007‐3
ISBN‐13: 978‐0‐7178‐1007‐3 and hCp://www.uwgb.edu/BIODI
VERSITY/herbarium/pteridop
hytes/pteridophyte_glossary0
1.htm
ISBN‐13: 978‐0‐7178‐1007‐5
ISBN‐13: 978‐0‐7178‐1007‐8
ISBN‐13: 978‐0‐7178‐1007‐3
Bryophytes
ISBN 0‐9620733‐4‐2
Bryophytes
compare to current
definition
ISBN 0‐9620733‐4‐2
ISBN 0‐9620733‐4‐2
Ferns. Sometimes
gametangia are found Developmental
on the tuber
stage?
Campbell 1911 Euspor.
ISBN‐13: 978‐0‐7178‐1007‐11
caulonema
All stages of a juvenile gametophyte developed between germina)on as a GROWTH AND ptronema and forma)on of an apical cell.
DEVELOPMENTAL STAGE
The green, branched primary phase of a filamentous moss protonema, consis)ng of short cells with straight end walls and numerous chloroplasts, in some species giving GROWTH AND rise to a caulonema
DEVELOPMENTAL STAGE
The secondary, bud‐producing phase of a filamentous protonema of some mosses, typically reddish brown and consis)ng of long cells with oblique end walls and few GROWTH AND chloroplasts.
DEVELOPMENTAL STAGE
apothecia
"This clade shares apothecia with
reduced amphithecia as apomorphic
character."
sporelings
chloronema
ISBN 0‐9620733‐4‐2
ISBN 0‐9620733‐4‐2
ISBN 0‐9620733‐4‐2
PMID:21148990
scale like "leaves"
of Psilotum
enation? prophyll? microphyll?
microphyll
megaphyll
Other notes:
Crum, p. 209
Discussion of liverwort development and names of different cells therein.
Add definition to main ontology for all
plants. A vein or hydroid strand
extending from the midrib into a
conducting strand of the stem.
leaf trace
Make sure terms from PO are consistent
xylem, phloem, etc. with non-seed plants
"
pericicle
Also see book by Puri
RW
plerome
? P.473 in Campbell
primary vascular
cylinder?
need to add term for root tuber. See book by Bell
suspensor
A terminally differentiated embryonic
region that connects the embryo to
surrounding tissues during early seed
development
Definition from paper
suggested by Lol,
good examles across
taxa
Kawashima and Goldberg,
Trends in Plant Science,
15(1):23-30