Lab 12

Seed plants

Seed plants

Cycadophyta

Cycadophyta

P Various cycads

D Microsporangiate strobili

D Megasporangiate strobili

A Cycad seeds

A Zamia ovule

A Cycas microsporophyll

A Cycas microsporophyll

Ginkgophyta

Ginkgophyta

P Ginkgo

D Ginkgo stem

D Ginkgo pollen cone

A Ginkgo “male” (pollen) strobilus

P Ginkgo seeds

P Ginkgo seeds

P Ginkgo seeds

P Ginkgo seeds

P Ginkgo seeds

P Ginkgo seeds