selaginella anisophyllous - building the...

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ANISOPHYLLOUS

SELAGINELLA

LIGULE

LIGULE PRESENT

ANISOPHYLLOUS

SELAGINELLA

^

LIGULE

PRESENT

SPORE HABIT

?

?

L.S.

?

SELAGINELLA

STROBILUS

M

?

?

L.S.

MICROSPORES

SELAGINELLA

STROBILUS

M

MEGASPORES

L.S.

MICROSPORES

SELAGINELLA

STROBILUS

H

MEGASPORES

L.S.

MICROSPORES

HETEROSPOROUS

SELAGINELLA

STROBILUS

~

MEIOSIS

SPOROCYTES 2N

SPORES 1N

MITOSISGAMETOCYTES 1N

MITOSIS

GAMETE

SPERM

1N

GAMETE

EGG

1N

SYNGAMY

ZYGOTE 2N

MITOSIS

2N PHASE

MULTICELLULAR

SPORE PRODUCING PHASE

SPOROPHYTE2N PHASE

MULTICELLULAR

SPORE PRODUCING PHASE

SPOROPHYTE

SELAGINALLES

LIFE CYCLE

SPOROPHYTE

2N PHASE

MULTICELLULAR

SPORE PRODUCING PHASE

GAMETOPHYTE

1N PHASE

MULTICELLULAR

GAMETE PRODUCING PHASE

^

GAMETOPHYTE

CHARACTERS

MEGASPORES

L.S.

MICROSPORES

HETEROSPOROUS

SELAGINELLA

STROBILUS

^

ENDOSPORIC

GAMETOPHYTE

MEGAGAMETOPHYTE

MEGASPORE

MICROSPORE

MEGASPORE WALL

EMBRYO

ARCHEGONIUMZYGOTE

RHIZOIDS

MICROGAMETOPHYTE

GAMETOPHYTE

MEGAGAMETOPHYTE

MICROSPORE WALL ANTHERIDIUM SPERM

SELAGINELLA

E

MEGAGAMETOPHYTE

MEGASPORE

MICROSPORE

EMBRYO

ARCHEGONIUMZYGOTE

RHIZOIDS

MICROGAMETOPHYTE

MEGAGAMETOPHYTE

ENDOSPORIC

GAMETOPHYTE

ENDOSPORIC ANTHERIDIUM SPERM

SELAGINELLA

E

MEGAGAMETOPHYTE

MEGASPORE

MICROSPORE

EMBRYO

ARCHEGONIUMZYGOTE

RHIZOIDS

MICROGAMETOPHYTE

MEGAGAMETOPHYTE

EPITERRANEAN

GAMETOPHYTE

EPITERRANEAN ANTHERIDIUM SPERM

SELAGINELLA

+

MEGAGAMETOPHYTE

MEGASPORE

MICROSPORE

MEGASPORE WALL

EMBRYO

ARCHEGONIUMZYGOTE

RHIZOIDS

MICROGAMETOPHYTE

GAMETOPHYTE

MEGAGAMETOPHYTE

MICROSPORE WALL ANTHERIDIUM SPERM

SELAGINELLA

N

MEGAGAMETOPHYTE

MEGASPORE

MICROSPORE

NON-PSYN

EMBRYO

ARCHEGONIUMZYGOTE

RHIZOIDS

MICROGAMETOPHYTE

MEGAGAMETOPHYTE

GAMETOPHYTE

NON-PSYN ANTHERIDIUM SPERM

SELAGINELLA

+

MEGAGAMETOPHYTE

MEGASPORE

MICROSPORE

MEGASPORE WALL

EMBRYO

ARCHEGONIUMZYGOTE

RHIZOIDS

MICROGAMETOPHYTE

GAMETOPHYTE

MEGAGAMETOPHYTE

MICROSPORE WALL ANTHERIDIUM SPERM

SELAGINELLA

M

MEGAGAMETOPHYTE

MEGASPORE

MICROSPORE

MYCORRHIZAE ABSENT

EMBRYO

ARCHEGONIUMZYGOTE

RHIZOIDS

MICROGAMETOPHYTE

MEGAGAMETOPHYTE

GAMETOPHYTE

ANTHERIDIUM SPERMMYCORRHIZAE ABSENT

SELAGINELLA

R

MEGAGAMETOPHYTE

MEGASPORE

MICROSPORE

EMBRYO

ARCHEGONIUMZYGOTE

RHIZOIDS

MICROGAMETOPHYTE

MEGAGAMETOPHYTE

GAMETOPHYTE

ANTHERIDIUM SPERM

EXISTS ON RESERVES

EXISTS ON RESERVES

SELAGINELLA

E

MEGAGAMETOPHYTE

MEGASPORE

MICROSPORE

EMBRYO

ARCHEGONIUMZYGOTE

RHIZOIDS

MICROGAMETOPHYTE

MEGAGAMETOPHYTE

GAMETOPHYTE

ANTHERIDIUM SPERM

ENDOSPORIC

ENDOSPORIC

SELAGINELLA

U

MEGAGAMETOPHYTE

MEGASPORE

MICROSPORE

EMBRYO

ARCHEGONIUMZYGOTE

RHIZOIDS

MICROGAMETOPHYTE SPERM

MEGAGAMETOPHYTE

GAMETOPHYTE

UNISEXUAL ANTHERIDIUM

UNISEXUAL

SELAGINELLA

A

!

MEGAGAMETOPHYTE

MEGASPORE

MICROSPORE

EMBRYO

ARCHEGONIUMZYGOTE

RHIZOIDS

MICROGAMETOPHYTE SPERM

MEGAGAMETOPHYTE

GAMETOPHYTE

UNISEXUAL ABSENT

UNISEXUAL

SELAGINELLA

R

!

MEGAGAMETOPHYTE

MEGASPORE

MICROSPORE

EMBRYO

ARCHEGONIUMZYGOTE

RHIZOIDS

MICROGAMETOPHYTE SPERM

MEGAGAMETOPHYTE

GAMETOPHYTE

UNISEXUAL RHIZOIDS ABSENT

UNISEXUAL

SELAGINELLA

P

MEGAGAMETOPHYTE

MEGASPORE

MICROSPORE

PRECOCIOUS

EMBRYO

ARCHEGONIUMZYGOTE

RHIZOIDS

MICROGAMETOPHYTE SPERM

MEGAGAMETOPHYTE

GAMETOPHYTE

UNISEXUAL

UNISEXUAL

SELAGINELLA

P

RHIZOIDS ABSENT

PRECOCIOUS

MEGAGAMETOPHYTE

SELAGINELLAPRECOCIOUS MEGAGAMETOPHYTE

STARTS DEVELOPMENT

WITHIN

MEGASPORANGIUM

SELAGINELLAPRECOCIOUS MEGAGAMETOPHYTE

L.S.HETEROSPOROUS

SELAGINELLA

STROBILUS

MEGASPORANGIUM

MEGASPORE

+

L.S.HETEROSPOROUS

SELAGINELLA

STROBILUS

MEGASPORANGIUM

MEGAGAMETOPHYTE

MEGASPORE

+

P

L.S.HETEROSPOROUS

SELAGINELLA

STROBILUS

MEGASPORANGIUM

PRECOCIOUS

MEGAGAMETOPHYTE

MEGASPORE

~

MEIOSIS

SPOROCYTES 2N

SPORES 1N

MITOSISGAMETOCYTES 1N

MITOSIS

GAMETE

SPERM

1N

GAMETE

EGG

1N

SYNGAMY

ZYGOTE 2N

MITOSIS

2N PHASE

MULTICELLULAR

SPORE PRODUCING PHASE

SPOROPHYTE2N PHASE

MULTICELLULAR

SPORE PRODUCING PHASE

SPOROPHYTE

SELAGINALLES

LIFE CYCLE

SPOROPHYTE

2N PHASE

MULTICELLULAR

SPORE PRODUCING PHASE

GAMETOPHYTE

1N PHASE

MULTICELLULAR

GAMETE PRODUCING PHASE

^

REPRODUCTION

SELAGINELLA

MEGAGAMETOPHYTE MEGASPORE WALL

FOOT

EMBRYONIC ROOT

RHIZOID

LEAF

APICAL

MERISTEM

SUSPENSOR

SPOROPHYTE

MEGAGAMETOPHYTE MEGASPORE WALL

FOOT

EMBRYONIC ROOT

RHIZOID

LEAF

APICAL

MERISTEM

SUSPENSOR

SPOROPHYTE 2N

MEGAGAMETOPHYTE MEGASPORE WALL

FOOT

EMBRYONIC ROOT

RHIZOID

LEAF

APICAL

MERISTEM

SUSPENSOR

EMBRYO

MEGAGAMETOPHYTE MEGASPORE WALL

FOOT

EMBRYONIC ROOT

RHIZOID

LEAF

APICAL

MERISTEM

SUSPENSOR

EMBRYO

G

MEGAGAMETOPHYTE MEGASPORE WALL

FOOT

EMBRYONIC ROOT

RHIZOID

LEAF

APICAL

MERISTEM

SUSPENSOR

EMBRYO

MEGAGAMETOPHYTE MEGASPORE WALL

FOOT

EMBRYONIC ROOT

RHIZOID

LEAF

APICAL

MERISTEM

SUSPENSOR

EMBRYO

MEGAGAMETOPHYTE MEGASPORE WALL

FOOT

EMBRYONIC ROOT

RHIZOID

LEAF

APICAL

MERISTEM

SUSPENSOR

EMBRYO

+

EMBRYONIC ROOT

YOUNG SPOROPHYTE

LEAVES

MEGASPORE

+

AERIAL STEM

RHIZOPHORE

ADVENTITIOUS ROOT

RHIZOME

MATURE SPOROPHYTE

STROBILI

MICROPHYLL

R

AERIAL STEM

RHIZOPHORE

ADVENTITIOUS ROOT

RHIZOME

MATURE SPOROPHYTE

STROBILI

MICROPHYLL

AERIAL STEM

RHIZOPHORE

ADVENTITIOUS ROOT

RHIZOME

MATURE SPOROPHYTE

STROBILI

MICROPHYLL

AERIAL STEM

RHIZOPHORE

ADVENTITIOUS ROOT

RHIZOME

MATURE SPOROPHYTE

STROBILI

MICROPHYLL

AERIAL STEM

RHIZOPHORE

ADVENTITIOUS ROOT

RHIZOME

MATURE SPOROPHYTE

STROBILI

MICROPHYLL

DICHOTOMOUSLY

BRANCHED

RHIZOPHORE

ADVENTITIOUS ROOT

RHIZOME

MATURE SPOROPHYTE

STROBILI

MICROPHYLL

RHIZOPHORE

ADVENTITIOUS ROOT

RHIZOME

MATURE SPOROPHYTE

STROBILI

DICHOTOMOUSLY

BRANCHED

MICROPHYLL

AERIAL STEM

RHIZOPHORE

ADVENTITIOUS ROOT

RHIZOME

MATURE SPOROPHYTE

STROBILI

ANISOPHYLLOUS

AERIAL STEM

RHIZOPHORE

ADVENTITIOUS ROOT

RHIZOME

MATURE SPOROPHYTE

STROBILI

LIGULE PRESENT

LIGULE

ABSENT

AERIAL STEM

RHIZOPHORE

ADVENTITIOUS ROOT

RHIZOME

MATURE SPOROPHYTE

STROBILI

LIGULE PRESENT

+

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

MEGASPORANGIUM

EUSPORANGIUM

ADAXIAL

TAPETUM

ADAXIAL

MEGASPOROCYTE

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

MEGASPORANGIUM

EUSPORANGIUM

ADAXIAL

TAPETUM

ADAXIAL

MEGASPOROCYTE

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

MEGASPORANGIUM

EUSPORANGIUM

ADAXIAL

TAPETUM

ADAXIAL

MEGASPOROCYTE

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

MEGASPORANGIUM

EUSPORANGIUM

ADAXIAL

TAPETUM

ADAXIAL

MEGASPOROCYTE

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

MEGASPORANGIUM

ADAXIAL

TAPETUM

ADAXIAL

MEGASPOROCYTE

MICROSPORANGIUM

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

MEGASPORANGIUM

ADAXIAL

TAPETUM

ADAXIAL

MEGASPOROCYTE

ADAXIAL

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

MEGASPORANGIUM

ADAXIAL

TAPETUM

ADAXIAL

MEGASPOROCYTE

ADAXIAL

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

MEGASPORANGIUM

ADAXIAL

ADAXIAL

MEGASPOROCYTE

ADAXIAL

MICROSPOROCYTES

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

MEGASPORANGIUM

ADAXIAL

ADAXIAL

MEGASPOROCYTE

ADAXIAL

2N

M

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

MEGASPORANGIUM

ADAXIAL

ADAXIAL

MEGASPOROCYTE

ADAXIAL

MEIOSIS

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

MEGASPORANGIUM

ADAXIAL

ADAXIAL

MEGASPOROCYTE

ADAXIAL

MICROSPORES

+

MICROSPORE

MEGASPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

ANTHERIDIUM

RHIZOIDS

OOCYTE

SPERM

1

MEGASPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

ANTHERIDIUM

RHIZOIDS

OOCYTE

SPERM

1N

M

MEGASPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

ANTHERIDIUM

RHIZOIDS

OOCYTE

SPERM

MITOSIS

MEGASPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

ANTHERIDIUM

RHIZOIDS

OOCYTE

SPERM

MITOSIS

^

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

MEGASPORANGIUM

EUSPORANGIUM

ADAXIAL

TAPETUM

ADAXIAL

MEGASPOROCYTE

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

MEGASPORANGIUM

EUSPORANGIUM

ADAXIAL

TAPETUM

ADAXIAL

MEGASPOROCYTE

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

MEGASPORANGIUM

EUSPORANGIUM

ADAXIAL

TAPETUM

ADAXIAL

MEGASPOROCYTE

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

EUSPORANGIUM

EUSPORANGIUM

ADAXIAL

TAPETUM

ADAXIAL

MEGASPOROCYTE

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

MEGASPORANGIUM

EUSPORANGIUM

ADAXIAL

TAPETUM

ADAXIAL

MEGASPOROCYTE

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

ADAXIAL

EUSPORANGIUM

ADAXIAL

TAPETUM

ADAXIAL

MEGASPOROCYTE

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

TAPETUM

EUSPORANGIUM

ADAXIAL

TAPETUM

ADAXIAL

MEGASPOROCYTE

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

TAPETUM

EUSPORANGIUM

ADAXIAL

TAPETUM

ADAXIAL

MEGASPOROCYTE

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

TAPETUM

EUSPORANGIUM

ADAXIAL

TAPETUM

ADAXIAL

2N

M

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

TAPETUM

EUSPORANGIUM

ADAXIAL

TAPETUM

ADAXIAL

MEIOSIS

STROBILUS

LIGULE

MICROSPOROPHYLL

LIGULE

MEGASPOROPHYLL

TAPETUM

EUSPORANGIUM

ADAXIAL

TAPETUM

ADAXIAL

MEGASPORES

+

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

RHIZOIDS ABSENT

RHIZOIDS

MEGASPORE

MEGAGAMETOPHYTE

OOCYTE

SPERM

ENDOSPORIC

1

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

RHIZOIDS ABSENT

RHIZOIDS

1N

MEGAGAMETOPHYTE

OOCYTE

SPERM

ENDOSPORIC

M

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

RHIZOIDS ABSENT

RHIZOIDS

MITOSIS

MEGAGAMETOPHYTE

OOCYTE

SPERM

ENDOSPORIC

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

RHIZOIDS ABSENT

RHIZOIDS

MITOSIS

MEGAGAMETOPHYTE

OOCYTE

SPERM

ENDOSPORIC

+

^

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

MITOSIS

MEGAGAMETOPHYTE

OOCYTE

SPERM

ENDOSPORIC

1

MICROSPORE

1N

ARCHEGONIUM

1N

RHIZOIDS

MITOSIS

OOCYTE

SPERM

ENDOSPORIC

+

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

MITOSIS

OOCYTE

SPERM

ENDOSPORIC

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

MITOSIS

OOCYTE

SPERM

ENDOSPORIC

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

MITOSIS

OOCYTE

SPERM

NON-PSYN

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

MITOSIS

OOCYTE

RHIZOIDS

ABSENT

SPERM

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

MITOSIS

OOCYTE

ANTHERIDIA

ABSENT

SPERM

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

MITOSIS

OOCYTE

SPERMATOCYTES

SPERM

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

MITOSIS

OOCYTE

1N

SPERM

M

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

MITOSIS

OOCYTE

MITOSIS

SPERM

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

MITOSIS

OOCYTE

MITOSIS

SPERM

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

1NMITOSIS

OOCYTE

MITOSIS

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

BIFLAGELLATEDMITOSIS

OOCYTE

MITOSIS

+

^

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

SPERMMITOSIS

OOCYTE

MITOSIS

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

SPERMMITOSIS

OOCYTE

MITOSIS

ENDOSPORIC

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

SPERMMITOSIS

OOCYTE

MITOSIS

NON-PSYN

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

SPERMMITOSIS

OOCYTE

MITOSIS

RHIZOIDS PRESENT

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

SPERMMITOSIS

OOCYTE

MITOSIS

ARCHEGONIA

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

SPERMMITOSIS

OOCYTE

MITOSIS

ARCHEGONIA

MICROSPORE

MEGAGAMETOPHYTE

ARCHEGONIUM

MICROGAMETOPHYTE

RHIZOIDS

SPERMMITOSIS

1N

MITOSIS

ARCHEGONIA

M

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