Mindblown: a blog about philosophy.
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Superior ovary
An ovary positioned above the base of the petals and sepals. The flower remnants, except for the stigma, will be located at the base of fruit. An ovary high in a flower, above the joining point of stamens, sepals, and petals. An ovary sitting above and within the whorls of stamens, petals and sepals, and…
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Spore case
Sorus (plural: sori). Clusters of sporangia, the structures containing spores, in non-seed-bearing plants. Sori are usually covered by a thin protective structure called an indusium. A hand lens is necessary to see these details.
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Secondary veins
Smaller veins arising from the midrib (midvein), or from the major veins, of a leaf.
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Radially symmetrical
Symmetry spreading from a common center, equal in all directions, like a wheel.
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Pneumatophores
Aerial roots that protrude from the soil.
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Plume
Referring mostly to a tuft of long hairs or bristles at one end of a seed, used for dispersal by wind. A wisp or puff of smoke, especially one that may rise from a surgical field in which electrocautery or lasers are used to cut, coagulate, or destroy tissue. Surgical plumes may contain carbon monoxide,…
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Paramo
Elevations above the tree line; cold, rainy, windy; dominated by shrubs, herbs.
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Nectar cup
Nectary. A small structure, flat to rounded or cuplike that secretes nectar, a sugary sap, as an attractant.
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Marginal vein
Leaf vein that runs parallel to the edge of the leaf, around the margin of the blade. Often connecting other secondary veins in a looping pattern (loop-connected).
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Loop connection
Leaf veins that do not reach the margin but connect one with another near the margin forming a series of partial loops.
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