.
GINKGO IMAGES
1. Portion of the vegetative sporophyte of a Ginkgo tree, showing the characteristic fan-shaped leaves with dichotomous venation.
2. A Ginkgo leaf in transverse section; note the superficial, abaxial stomates and single-layered epidermis of this mesophytic leaf.
3. Portion of a young Ginkgo stem, showing substantial secondary xylem development.
4. A longitudinal section through a microsporophyll of Ginkgo, with a single microsporangium. When this sporangium dehisces, what is released?
