The following points highlight the two main thallophytes found in lichens. The thallophytes are: 1. Parmelia (Foliose Ascolichen) 2. Dictyonema (= Cora) (Basidiolichen). Thallophytes # 1. Parmelia (Foliose Ascolichen): Thallus Morphology: Thallus is leaf-like, and attached to the substratum by a small portion of the thallus. Characteristic cup-shaped ascocarps (i.e., apothecia) are scattered on the mature central part of the [...]
Here is list of sixteen gymnospems:- 1. Cycas 2. Ginkgo 3. Pinus 4. Cupressus 5. Thuja 6. Juniperus 7. Cryptomeria 8. Podocarpus 9. Taxus 10. Cephalotaxus 11. Picea 12. Araucaria 13. Cedrus 14. Abies 15. Ephedra 16. Gnetum. 1. Cycas: Vegetative Structure: The plant is arboreal, un-branched palm tree like. The stem is columnar and also covered by an armour [...]
The following points highlight the four main Morphological Characters of Angiosperms:- 1. Mode of Living 2. Gross Structure of Embryos and Seedlings 3. Types of Germination 4. Habits of Plants. Angiosperms: Morphological Character # 1. Mode of Living: Majority of the angiospermic plants are autotrophic but there are also many heterotrophic plants. Some of the heterotrophic angiosperms depend completely on host [...]