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Published byLester Nichols Modified over 9 years ago
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K: Charophyta/Div:Coleochaetales
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Alternation of Generations
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Moss sporophytes and gametophytes gametophytes sporophytes
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Moss antheridia Sperm
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Moss antheridia w/sperm
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Moss archegonia ovum
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Moss archegonia 2 ova
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Moss archegonia 3
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Moss sporophytes
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Moss capsule (sporophyte) Operculum Spores
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Liverwort
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Liverwort antheridiophore
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Liverwort antheridiophore 2
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Liverwort antheridia Antheridiophore sperm
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Liverwort antheridia w/sperm
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Liverwort archegoniophore
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Liverwort archegonia w/ova Archegoniophore Archegonium ovum
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Liverwort sporophyte Archegoniophore
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Liverwort sporophyte 2 spores
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Liverwort gemmae cups(cupules)
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Gemmae cups (cupules) Gemma cup (cupule) gemma
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Hornwort sporophytes gametophyte
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Hornwort 2 “Horn –like” Sporophyte gametophyte
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Rhyniophyta
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Psilophyta
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Psilophyta gametophyte
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Lycophyta strobila leaves
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Lycophyta strobilus megaspores microspores sporophylls
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Lycophyta strobilus 2 megsporangium Microspores Megaspores
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Lycophyta gametophyte
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Sphenophyta strobilus
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Sphenophyta strobilus spores
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Sphenophyta gametophyte
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Pterophyta sporophyte
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Pterophyta sporophyte2
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Fern frond w/ sori
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Sori on fern leaflets
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Sorus
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Fern sporangia Sporangium Annulus Spores
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Fern sporangia and spores annulus
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Fern gametophyte
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Gametophyte w/antheridia Gametophyte (prothallus) Antheridiasperm
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Antheridia w/sperm Antheridium sperm
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Gametophyte w/archegonia Archegonia
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Gametophyte w/archegonia 2 Archegonia
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Archegonia on surface of prothallus
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Fern sporangium and prothallus Sporophyte Gametophyte (prothallus)
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Pinus staminate cones
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Pinus Ovulate cone (mature)
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Staminate cone with pollen Pollen grains (microspores or microgametophytes)
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Pinus microgametophytes (mature pollen grains) Generative nucleus Tube nucleus “Wing”
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Pinus ovulate cone megasporophyll ovule
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Pinus megasporophyll Megasporophyll Megaspore mother cell
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Ovule w/megaspore mother cell Megaspore mother cell Ovule
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Pollen tubes
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Pollen tube 2 Ovule (megagametophyte)
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Conifer Life Cycle Animation http://bcs.whfreeman.com/thelifewi re/content/chp30/30020.html
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Pinus seed Haploid endosperm (gametophyte tissue)
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Cycadophyta
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Cycadophyta 2
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Cycadophyta ovulate cones
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Ginkgophyta
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Ginkgophyta leaves
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Ginkgo ovules/seeds (naked) ovules (naked) seeds
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Ginkgo staminate cones
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Gnetophyta
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Gnetophyta/Ephedra
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Flower structure (carpel) (corolla) (calyx)
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Inflorescences
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Anther1
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Anther 2
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Dehiscing anther Pollen grains
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Mature pollen grains Microspore
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Lilium ovary
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megagametophyte ovule
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Lilium ovule ovule Megagametophyte (embryo sac) funiculus
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Double Fertilization Animation http://www.emunix.emich.edu/~gha nnan/systbot/doublefertanimation.h tml
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Dicot Seed Development http://trc.ucdavis.edu/biosci10v/bis 10v/media/ch19/dicot_seed_devt.ht ml
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Dicot Seed
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Radicle Plumule Cotyledon Endosperm (3n) Testa
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Monocot seed Plumule Radicle Cotyledon Endosperm Embryo Testa
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Dicot Seed E A= plumule B= hypocotyl C = cotyledon D = testa E = radicle
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Dicot seed germination Radicle hypocotyl epicotyl
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Seed Germination http://trc.ucdavis.edu/biosci10v/bis 10v/media/ch19/plant_development.html
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Monocot seed germination
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Dicot root
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Dicot root 2 Parenchyma
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Dicot root/Vascular Cylinder 3 Endodermis and casparian strip Pericycle Phloem Xylem Vascular cambium
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Monocot root Pith
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Monocot root 2 Parenchyma Pith (Parenchyma)
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Monocot root 3 Endodermis
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Monocot Root 4
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Dicot stem
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Dicot stem 2 sclerenchyma Vascular cambium phloem
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Monocot stem
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Monocot stem 2 Sclerenchyma Phloem Sieve element Companion cell Xylem vessel Air space Inside Outside
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Woody stem Summerwood Springwood
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Woody stem 2 Vascular cambium Phloem Phloem ray Xylem Cork
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Woody stem 3 Cork (collenchyma tissue or periderm) Vascular cambium
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Plant Structure
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Leaf bud Ground meristem
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Leaf bud 2 Provascular tissue Ground meristem Apical meristem
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