[Laboratory IX -- <EM>Ginkgo,</EM> <EM>Cordaites,</EM> and the Conifers]


VIRTUAL GALLERY (II)


Cordaites

2:1
Cordaites leaf in compression from the Carboniferous of West Virginia.
2:2
Cordaites leaf in transverse section, showing I-beam morphology. Carboniferous of Iowa.
2:3
Cordaianthus ovulate reproductive structure from the Carboniferous of West Virginia. Seeds are detached.
2:4
Cordaianthus williamsii fructification in longitudinal section. Carboniferous of England.
2:5
Cardiocarpus compression from the Carboniferous of Kansas.
2:6
Cardiocarpus permineralized seed in longitudinal section. Carboniferous of Iowa.
2:7
Mesoxylon iowense wood in tangential section.
2:8
Mesoxylon septate pith in longitudinal section.
2:9
Amyelon permineralized root in transverse section.


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