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First spikelet of head just visible. 10.2: One-quarter of heading process completed. 10.3: Half of heading process completed. 10.4: Three-quarters of heading process completed. 10.5: All heads out of sheath. Flowering 10.51: Beginning of flowering. 10.52: Flowering complete to top of head. 10.53: Flowering completed at base of head. 10.54
The crown of a woody plant (tree, shrub, liana) is the branches, leaves, and reproductive structures extending from the trunk or main stems. Shapes of crowns are highly variable. The major types for trees are the excurrent branching habit resulting in conoid shapes and decurrent (deliquescent) branching habit, resulting in round shapes.
Diagram of a typical drupe (in this case, a peach), showing both fruit and seed A schematic picture of an orange hesperidium A segment of an orange that has been opened to show the pulp (juice vesicles) of the endocarp. Fruit anatomy is the plant anatomy of the internal structure of fruit.
This layer of vegetation starts from a height of about 5 metres and comprises the top stratum, which consists of phanerophytes. They can be about 45 metres high. The trees (and sometimes shrubs) are of various heights. One tree has its crown at the height of another’s trunk. At the top the crowns of the different species of trees form a more ...
Coryphantha robustispina, the Pima pineapple cactus, is a federally protected cactus of the Sonoran Desert. It is commonly found in Pima County , Arizona although it is also found throughout New Mexico and as far east as Texas.
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A hair whorl is a patch of hair growing in a circular direction around a visible center point. Hair whorls occur in most hairy animals, on the body as well as on the head. Hair whorls, also known as crowns, swirls, or trichoglyphs, can be either clockwise, counterclockwise or diffuse in direction of gro
Only one bromeliad, the pineapple (Ananas comosus), is a commercially important food crop. Bromelain, a common ingredient in meat tenderizer, is extracted from pineapple stems. Many other bromeliads are popular ornamental plants, grown as both garden and houseplants.