Reproductive Anatomy
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page 3 of 4
Curtis, Lersten, and Nowak 2002 rev. 2015
Capsella
(shepherd's-purse) ovule with immature embryo.
Capsella
(shepherd's-purse) ovule with immature embryo.
Capsella
(shepherd's-purse) immature embryo.
Glycine max
(soybean) embryo.
Capsella
(shepherd's-purse) seeds.
Ambrosia trifida
(giant ragweed) staminate flower before opening (SEM). Curtis and Lersten 1995.
Int. J. Plant Sci.
156: 32.
Ambrosia trifida
(giant ragweed) staminate flower just opening (SEM). Curtis and Lersten 1995.
Int. J. Plant Sci.
156: 32.
Ambrosia trifida
(giant ragweed) staminate flower with immature pistillodium (SEM). Curtis and Lersten 1995.
Int. J. Plant Sci.
156: 32.
Ambrosia trifida
(giant ragweed) staminate flower dissected to show pistillodium (SEM).
Ambrosia trifida
(giant ragweed) pistillodium before expansion (SEM). Curtis and Lersten 1995.
Int. J. Plant Sci.
156: 32.
Ambrosia trifida
(giant ragweed) staminate flower with pistillodium extended out of flower (SEM).
Ambrosia trifida
(giant ragweed) pistillodium before opening and emergence from flower (SEM).
Ambrosia trifida
(giant ragweed) pistillodium before expansion, emergence, and release of pollen from staminate flower (SEM). Curtis and Lersten 1995.
Int. J. Plant Sci.
156: 32.
Ambrosia trifida
(giant ragweed) pistillodium at time of emergence and release of pollen from the staminate flower (SEM).
Ambrosia trifida
(giant ragweed) pistillodium (SEM).
Ambrosia trifida
(giant ragweed) pollen (SEM).
Pollen of
Ambrosia salsola
[
Hymenoclea salsola
)(burrobush) (SEM).
Verbascum
(mullein) pollen.
Pollen grain (SEM).
Ambrosia trifida
(giant ragweed) immature gynoecium with two stigmas (SEM). Curtis and Lersten 1995.
Int. J. Plant Sci.
156: 35.
Ambrosia trifida
(giant ragweed) gynoecium with two stigmas (SEM).
Ambrosia trifida
(giant ragweed) gynoecium with ovule and two stigmas (SEM). Curtis and Lersten 1995.
Int. J. Plant Sci.
156: 35.
Ambrosia trifida
(giant ragweed) gynoecium with two stigmas (SEM).
Ambrosia trifida
(giant ragweed) gynoecium with two stigmas (SEM). Curtis and Lersten 1995.
Int. J. Plant Sci.
156: 35.
Ambrosia trifida
(giant ragweed) stigma with pollen (SEM). Curtis and Lersten 1995.
Int. J. Plant Sci.
156: 35.