Search results
Results from the WOW.Com Content Network
A leaf ( pl.: leaves) is a principal appendage of the stem of a vascular plant, [ 1] usually borne laterally aboveground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", [ 2][ 3] while the leaves, stem, flower, and fruit collectively form the shoot system. [ 4]
There are many different kinds of evergreen plants, including trees, shrubs, and vines. [citation needed] Evergreens include: Most species of conifers (e.g., pine, hemlock, spruce, and fir), but not all (e.g., larch). [2] Live oak, holly, and "ancient" gymnosperms such as cycads; Many woody plants from frost-free climates; Rainforest trees; All ...
Being one of the more visible features, leaf shape is commonly used for plant identification. Similar terms are used for other plant parts, such as petals, tepals, and bracts. Oddly pinnate, pinnatifid leaves (Coriandrum sativum, coriander or cilantro) Partial chlorosis revealing palmate venation in simple leaves of Hibiscus mutabilis
The cotyledon of grasses and many other monocotyledons is a highly modified leaf composed of a scutellum and a coleoptile. The scutellum is a tissue within the seed that is specialized to absorb stored food from the adjacent endosperm. The coleoptile is a protective cap that covers the plumule (precursor to the stem and leaves of the plant).
Chestnut – Castanea spp. Chigger flower – Asclepias tuberosa. Chrysanthemum – Dendranthema grandiflora [ vi], Chrysanthemum morifolium. (True) cinnamon – Cinnamomum verum. Clove – Syzygium aromaticum. Clover – Trifolium spp. Coakum – Phytolacca americana. Coconut – Cocos nucifera. Coffee plant – Coffea spp.
In the fields of horticulture and botany, the term deciduous ( / dɪˈsɪdʒu.əs /) [ 1][ 2] means "falling off at maturity" [ 3] and "tending to fall off", [ 4] in reference to trees and shrubs that seasonally shed leaves, usually in the autumn; to the shedding of petals, after flowering; and to the shedding of ripe fruit.
Phyllotaxis. Crisscrossing spirals of Aloe polyphylla. In botany, phyllotaxis (from Ancient Greek φύλλον (phúllon) 'leaf' and τάξις (táxis) 'arrangement') [ 1] or phyllotaxy is the arrangement of leaves on a plant stem. Phyllotactic spirals form a distinctive class of patterns in nature .
It has to do with pigments inside of leaves and species of the trees. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways to reach ...