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2. Arranged on opposite sides, e.g. leaves on a stem; Compare distichous and opposite. 3. Bilaterally symmetrical, as in a leaf with a symmetrical outline. biloculate Having two loculi, e.g. in anther s or ovaries. binomial Making use of names consisting of two words to form the scientific name (or combination) in a Latin form.
Deciduous shrubs include honeysuckle, viburnum, and many others. Most temperate woody vines are also deciduous, including grapes , poison ivy , Virginia creeper , wisteria , etc. The characteristic is useful in plant identification; for instance in parts of Southern California and the American Southeast , deciduous and evergreen oak species may ...
A broad-leaved, broad-leaf, or broadleaf tree is any tree within the diverse botanical group of angiosperms that has flat leaves and produces seeds inside of fruits. It is one of two general types of trees, the other being a conifer, a tree with needle-like or scale-like leaves and seeds borne in woody cones. [1]
Opposite – buds that are arranged in pairs on opposite sides of the branch; Orthotropic growth – growth in the vertical direction. Pith – the spongy tissue at the center of a stem. Chambered pith – a form of pith in which the parenchyma collapses or is torn during development, leaving the sclerenchyma plates to alternate with hollow zones
Marcescence is most obvious in deciduous trees that retain leaves through the winter. Several trees normally have marcescent leaves such as oak ( Quercus ), [ 5 ] beech ( Fagus ) and hornbeam ( Carpinus ), or marcescent stipules as in some but not all species of willows ( Salix ). [ 6 ]
The leaves are deciduous, opposite (or whorled), large, heart shaped, 18–30 cm (7.1–11.8 in) long and 13–21 cm (5.1–8.3 in) broad, pointed at the tip and softly hairy beneath. [5] The leaves generally do not color in autumn before falling; instead, they either fall abruptly after the first hard freeze, or turn a slightly yellow-brown ...
Persistent strobilus of Equisetum arvense. Persistence is the retention of plant organs, such as flowers, seeds, or leaves, after their normal function has been completed, in contrast with the shedding of deciduous organs after their purpose has been fulfilled. [1]
The leaves are opposite, simple, and entire, toothed or lobed; cool temperate species are deciduous, while most of the warm temperate species are evergreen.Some species are densely hairy on the shoots and leaves, with star-shaped hairs.