#33 Term Request from AGRON-OMICS

1. Term: rosette
Definition: A cluster of leaves in crowded circles or spirals arising basally from a crown
Ref: Merriam-Webster

2. Term: transition leaf
Definition: A leaf that is part of an heteroblastic series, and is characterized by anatomical features that are intermediate between juvenile and adult leaves.
Ref: Adapted from Telfer et al. Development, 124, 645-654 (1997).

New PO:0008018 is created.

3. Term: leaf lamina base
Definition: The region of the leaf lamina proximal to the stem and usually connected to it by means of a petiole.

New PO:0008019 is created.

4. Term: central zone of the leaf lamina
Definition: The region of the leaf lamina located between the leaf apex and the leaf lamina base.

New PO:0008020 is created.

5. Term: tertiary vein
Definition: The leaf vein arising from the secondary vein
Synonym: third order leaf vein
Ref: (Hickey, 1973)

New PO:0008021 is created

6. Term: quaternary vein
Definition: The leaf vein arising from the tertiary vein
Synonym: fourth order leaf vein
Ref: (Hickey, 1973).

New PO:0008022 is created

7. Term: higher order vein
Definition: The leaf vein arising from the quaternary or higher vein order
Synonym: fifth and higher order leaf vein

New PO:0008023 is created

9. Term: petiole base
Definition: The region of the petiole at which it attaches to the stem.
Ref: Wikipedia
Most appropriate would be ‘petiole proximal end’, with your term name as synonym. Definition: the region of the petiole proximal to its stem attachment site.

New PO:0008024 is created.

10. Term: central zone of the petiole
Definition: The region of the petiole between the part attached to the leaf and the part attached to the stem.

New PO:0008025 is created

11. Term: petiole apex
Definition: The top part of the petiole, at which it attaches to the leaf lamina.
Most appropriate would be ‘petiole distal end’, with your term name as synonym. Definition: the region of the petiole distal to its stem attachment site or proximal to the leaf lamina.

New PO:0008026 is created

12. Term: petiole adaxial epidermis
Definition: The epidermal layer of adaxial/upper surface of the petiole.

New PO:0008027 is created

13. Term: petiole abaxial epidermis
Definition: The epidermal layer of the abaxial/lower surface of the petiole.

New PO:0008029 is created

15. Term: trichome cell
Definition: Each cell which is part of a trichome.

New PO:0008030 is created

16. Term: basal cell of the trichome → PO:0000115: socket cell

17. Term: trichome branch
Definition: Each branch which is part of a trichome.
New PO:0008031 is created

18. Term: stomatal aperture
Definition: The space of variable size controlled by stomatal guard cells in response to environmental clues.

New PO:0008032 is created