| Descriptor in English: | Cotyledon |
| Descriptor in Spanish: | Cotiledón |
| Descriptor in Portuguese: | Cotilédone |
| Descriptor in French: | Cotylédon |
| Entry term(s): |
Coleoptile Coleoptiles Cotyledons Leaf, Seed Leave, Seed Leaves, Seed Seed Leaf Seed Leave Seed Leaves |
| Tree number(s): |
A18.024.500.750.333 A18.024.875.500 |
| Scope note: | A part of the embryo in a seed plant. The number of cotyledons is an important feature in classifying plants. In seeds without an endosperm, they store food which is used in germination. In some plants, they emerge above the soil surface and become the first photosynthetic leaves. (From Concise Dictionary of Biology, 1990) |
| Annotation: | coordinate with specific plant |
| Allowable Qualifiers: |
AE adverse effects AH anatomy & histology CH chemistry CL classification CY cytology DE drug effects EM embryology EN enzymology GD growth & development GE genetics IM immunology ME metabolism MI microbiology PH physiology PO poisoning PS parasitology RE radiation effects TO toxicity UL ultrastructure VI virology |
| History Note: | 95 |
| DeCS UI: | 32297 |
| Descriptor UI: | D018548 |
| Date Established: | 1995/01/01 |
| Date of Entry: | 1994/06/07 |
| Revision Date: | 2010/06/25 |
|
|
Cotyledon
- Preferred
Coleoptile
- Narrower
| Concept UI |
M0027811 |
| Scope note | A part of the embryo in a seed plant. The number of cotyledons is an important feature in classifying plants. In seeds without an endosperm, they store food which is used in germination. In some plants, they emerge above the soil surface and become the first photosynthetic leaves. (From Concise Dictionary of Biology, 1990) |
| Preferred term | Cotyledon |
| Entry term(s) |
Cotyledons Leaf, Seed Leave, Seed Leaves, Seed Seed Leaf Seed Leave Seed Leaves |
| Concept UI |
M0027810 |
| Preferred term | Coleoptile |
| Entry term(s) |
Coleoptiles |
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