A trichome with terminal or lateral retrorse projections, each projection being a barb.
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(L. glandula, small acorn) having or bearing secreting organs, glands, or trichomes.glandular-pubescent search for term - hairs or trichomes capitate and secretory.glaucous search for term- a.
Tiny scales on the leaves called trichomes, are a common characteristic of all bromeliads. They help to absorb water and nutrients. Most bromeliads enjoy temperatures over 7 degrees Celsius, but some like the Vriesea sp.
Moisture loss increases with wind speed. It does exactly the same to plants. The trichome hairs help to baffle the air at the leaf surface so it slows down. Even a minor slowing can have a significant effect on reducing moisture loss through stomata.
Fragrant mints - like the herbs mentioned in this article - hold their fragrant oils in hairs (called trichomes) along the surface of their leaves.
 See also: Plant, Water, Horticultural, Gardener, Growing
  
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