fam0052
Capsella (shepherd's-purse) ovule with immature embryo.
fam0051
Capsella (shepherd's-purse) ovule with immature embryo.
fam0053
Capsella (shepherd's-purse) immature embryo.
fam0054
Glycine max (soybean) embryo.
fam0050
Capsella (shepherd's-purse) seeds.
SEM0047
Ambrosia trifida (giant ragweed) staminate flower before opening (SEM). Curtis and Lersten 1995. Int. J. Plant Sci. 156: 32.
SEM0036
Ambrosia trifida (giant ragweed) staminate flower just opening (SEM). Curtis and Lersten 1995. Int. J. Plant Sci. 156: 32.
SEM0045
Ambrosia trifida (giant ragweed) staminate flower with immature pistillodium (SEM). Curtis and Lersten 1995. Int. J. Plant Sci. 156: 32.
SEM0043
Ambrosia trifida (giant ragweed) staminate flower dissected to show pistillodium (SEM).
SEM0044
Ambrosia trifida (giant ragweed) pistillodium before expansion (SEM). Curtis and Lersten 1995. Int. J. Plant Sci. 156: 32.
SEM0038
Ambrosia trifida (giant ragweed) staminate flower with pistillodium extended out of flower (SEM).
SEM0034
Ambrosia trifida (giant ragweed) pistillodium before opening and emergence from flower (SEM).
SEM0042
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.
SEM0037
Ambrosia trifida (giant ragweed) pistillodium at time of emergence and release of pollen from the staminate flower (SEM).
SEM0032
Ambrosia trifida (giant ragweed) pistillodium (SEM).
SEM0039
Ambrosia trifida (giant ragweed) pollen (SEM).
SEM0030
Pollen of Ambrosia salsola [Hymenoclea salsola)(burrobush) (SEM).
SEM0245
Verbascum (mullein) pollen.
SEM0214
Pollen grain (SEM).
SEM0048
Ambrosia trifida (giant ragweed) immature gynoecium with two stigmas (SEM). Curtis and Lersten 1995. Int. J. Plant Sci. 156: 35.
SEM0035
Ambrosia trifida (giant ragweed) gynoecium with two stigmas (SEM).
SEM0033
Ambrosia trifida (giant ragweed) gynoecium with ovule and two stigmas (SEM). Curtis and Lersten 1995. Int. J. Plant Sci. 156: 35.
SEM0046
Ambrosia trifida (giant ragweed) gynoecium with two stigmas (SEM).
SEM0041
Ambrosia trifida (giant ragweed) gynoecium with two stigmas (SEM). Curtis and Lersten 1995. Int. J. Plant Sci. 156: 35.
SEM0040
Ambrosia trifida (giant ragweed) stigma with pollen (SEM). Curtis and Lersten 1995. Int. J. Plant Sci. 156: 35.