- Describe:
- eukaryotic
- perform photosynthesis
- have chlorophyll
- cells walls made of cellulose
- Body Plan:
- muticellular
- Divergent Event:
- scientists believe land plants evolved from green algae
- Metabolism:
- autotrophic
- Digestion:
- none
- Circulation:
- only some plants have circulatory systems- vascular plants
- no heart
- Respiration:
- the chemical opposite of photosynthesis - it releases energy, using up food and oxygen and producing carbon dioxide
- the release of energy from food
- Nervous:
- none
- Reproduction:
- both sexual and asexual
- Sexual - roses
- asexual – maple tree
- Examples:
- Moss
- Shrubs
Phylum Cycadophyta
- Describe
- Dioecius
- Tropical and sub-tropical habitats
- Pachycaul stem
- Girdling leaf traces
- Coralloid roots
- Lack axillary buds
- Open carpophyll
- Woody, long-lived, unisexual plants. Main roots thickened, fleshy, often tuberous
- Environment -
- Tropical and subtropical latitudes in the Americas, Caribbean, sub-Saharan Africa, Madagascar, eastern India, China, Japan, southeast Asia, Oceania and Australia.
- Examples -
- Cycas rumphii
- evergreen
Phylum Gingkophyta
- Describe -
- distinctive fan shaped leaves & are dioecious (each tree is either male or female but not both)
- Enviroment -
- not native to North America (they are found growing wild only in China)
- Examples -
- Ginkgo biloba tree
Phylum Anthopyta
Class Monocotyledonae
- Describe -
- comprising seed plants that produce an embryo with a single cotyledon and parallel-veined leaves
- includes grasses and lilies and palms and orchids
- divided into four subclasses or superorders: Alismatidae; Arecidae; Commelinidae; and Liliidae
- Example -
- Hemerocallis flower
Class Dicotyledonae
- Describe -
- comprising seed plants that produce an embryo with paired cotyledons and net-veined leaves
- Example –
- beans
- ground nut
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