cotyledons การใช้

• The classes are named for the number of cotyledons each has.
• The seedlings of some flowering plants have no cotyledons at all.
• The bright green cotyledons are obovate, measuring long by wide.
• In alfalfa symptoms include chlorotic cotyledons which may eventually become necrotic.
• In cucumbers, MNSV produces chlorotic lesions on leaves and cotyledons.
• Species with one cotyledon are called monocotyledonous ( " monocots " ).
• For example, pine seedlings have up to eight cotyledons.
• The cotyledons, unlike those of the avocado, are pink internally.
• The embryo can be straight or curved, and has two cotyledons.
• However, true leaves and cotyledons are developmentally distinct.
• Cotyledons are small-sized, with long caulicles.
• After emergence of the two cotyledons, it sets only two more leaves.
• They are often brightly colored, with 2 cotyledons.
• The cotyledons are hypogeal, staying underground upon germination.
• The cotyledon leaves are a dull green with no visible nerves or markings.
• The auricles of the cotyledons are 2 mm long.
• There was no significant difference in number of cotyledons between hybrids and parents.
• Cabbage seedlings have a thin taproot and cordate ( heart-shaped ) cotyledon.
• Growth of the plumule does not occur until the cotyledons have grown above ground.
• In many plants, the seed coat still covers the cotyledons for extra protection.