GINKGO BILOBA Class: Ginkgopsida Order: Ginkgoales Family: Ginkgoaceae Ginkgo biloba – The only species that has survived to date on natural habitats in eastern China, as a relic – “living fossil” ever since (in Mesozoic – about 200 million years ago) of the richer genus Ginkgo. Today, Ginkgo biloba is monotypic not only in relation to the genus, but also with regard to family,order and […]
For normal growth and development, plants need certain ecological conditions. The needs of plant species in relation to individual ecological factors are different. Knowledge of the ecological characteristics of woody and herbaceous species in relation to light, humidity, nutrition, is important for practical measures. Ecological groups include plant species that have more or less the same needs in relation to some of the ecological factors. […]
Dendrology – the science of woody species. Greek: dendron – a tree and logos – science. Woody plants – perennial herb with a secondary weight gain. Of the approximately 260 000 known species of seed plants, 80 000 or 25% are woody plants, of which only 630 species of conifers, and the rest is of Angiospermae (Magnoliophyta).