Plant Embryology Michael G. Simpson

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Presentation transcript:

Plant Embryology Michael G. Simpson The study of the development of: sporangia gametophytes embryos In Seed Plants: microsporangia, microspores, pollen grains ovules, megasporangia, megaspores, female gametophytes seeds nutritive tissue seed coat

Angiosperm Embryology

Anther Type bithecal monothecal

monothecal Canna Hibiscus

Anther Wall Development

Tapetum type

Endothecium type

Microsporogenesis

Pollen Nucleus Number

Ovule Nucellus (Megasporangium) Type

Megasporogenesis & Megagametogenesis

Megasporogenesis & Megagametogenesis

Megasporogenesis & Megagametogenesis

Megasporogenesis & Megagametogenesis

Megasporogenesis & Megagametogenesis

Ovule Integument Types

Ovule Micropyle Types

Ovule Types

Ovule Position

Embryogeny Embryo Type Endosperm Development Seed Storage Tissue Origin Seed Storage Tissue Composition Seed Coat Anatomy Seed Morphology

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