Mindblown: a blog about philosophy.
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Alluvial fan
A flat, fan-shaped deposit such as sand, silt, and clay made by rainwater falling on hills and/or mountains, washing off exposed dirt surfaces, and carrying dislodged particles down gullies.
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Air bladder
A sac containing air and/or water.
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Tepals
Refers to both petals and sepals when they are indistinguishable from each other (example: tulips). A division of the perianth, used when there is poor differentiation into petals and sepals or when it is unclear which is which. Alternative word for perianth segment. Sepals and petals entirely or nearly alike.
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Silique
The many-seeded capsule of members of Brassicaceae. Siliques occur in a variety of shapes. A dry, long, narrow seedpod separating into two halves that fall away, leaving an erect central membrane to which the seeds are attached, as in the mustard family. A long pod of the mustard family. A fruit divided into two cells…
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Rosette, basal rosette
A circular cluster of leaves at ground level. Leaves radiating directly from the crown of the root.
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Pinnately lobed
Large indentations along two sides of a central axis. With opposite pairs of lobes, not separate leaflets.
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Pinnately compound leaf
A compound leaf composed of numerous leaflets attached to each side of a central stem. The leaflets may be alternate or opposite on the stem.
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Papilionaceous flower
A particular type of flower of the legume family with bilateral symmetry, such as a bluebonnet. The top petal is called the banner, the two side petals are the wings, and the bottom two petals form a tiny boatlike keel.
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Palmately lobed
Having large indentations diverging from a single point. Deeply lobed, with the axes of the lobes converging on the same basal point.
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Palmately compound leaf
A compound leaf in which all the leaflets are united at a single point.
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