External reproductive structures: review

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External reproductive structures review

• First, non-flowering plants

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Moss sporangia
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Horsetail (Equisetum) sporangia
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Fern sori (clusters of sporangia)
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Knobcone pine cones (serotinous)
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Burned cone
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Juniper berry (cone)
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Cypress (Cupressus) cone
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Flowers and inflorescences, emphasizing
representatives from prominent California plant
families
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Collective terms for flower parts
Note this is a perfect flower, i.e., with both
male and female parts
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Petals
Stigma
Anther
Filament
Style
Sepal
Ovary
Longitudinal section through Petunia flower
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Simple inflorescence (single flower) Matilija
poppy (Rhomneya coulteri)
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Largest simple (single) flowerRafflesia
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Branched inflorescence in the Poaceae (slender
wild oats, Avena fatua)
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Disc flowers
Ray flowers
Head inflorescence in the Asteraceae (Encelia
farinosa)
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Stamens (leaflike, many)
Tepals (free, dull-colored)
Primitive flower in the Lauraceae (Umbellularia
californica)
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Actinomorphic (radially symmetrical) flower in
the Brassicaceae with 4-petals in shape of
cross (Brassica rapa)
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Zygomorphic (bilaterally symmetrical) flower in
the Orchidaceae (Habenaria sp.)
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Banner
Wing
Keel
Inflorescence in the Fabaceae--individual flowers
with banner, wing, and keel petals (Lupinus
succulentus)
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Headlike-inflorescence in the Lamiaceae with
zygomorphic flowers, exserted stamens (Salvia
leucophylla)
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Monocotyledon flower 6 (2 X 3) tepals, 6
stamens (Hesperoyucca whipplei)