Details of Changes to Release 21

Go back to main page: Release_21

• Includes all revisions from 2228 and up to #2407.

Merged or Obsoleted terms

None found so far....

New PAE terms:

• phyllome founder cell (PO:0025586): A plant cell (PO:0009002) that is part of the phyllome anlagen (PO:0025430).

• leaf lamina tip (PO:0025589): A leaf tip (PO:0025142) area that is the distal portion of the leaf lamina (PO:00200039). Comment: This is the portion of the leaf lamina (PO:0020039) that is furthest away from the stem (PO:0009047).

• receptacle pith (PO:0025590): A portion of pith (PO:0006109) that is part of a receptacle (PO:0009064). part_of receptacle.

• receptacle cortex (PO:0025591): A portion of cortex (PO:0005708) that is part of a receptacle (PO:0009064).

• vascular leaf founder cell (PO:0025592): A phyllome founder cell (PO:0025586) that is part of a vascular leaf anlagen (PO:0025431).

• shoot-borne internode root (new PO:0025593): A shoot-borne root (PO:0000042) that arises from a shoot axis internode (PO:0005005).

• ground meristem (PO:0025594): A portion of meristem tissue (PO:0009013) that gives rise to a portion of ground tissue (PO:0025059).

• shoot system ground meristem (PO:0025595): A ground meristem (PO:0025594) that gives rise to a portion of ground tissue (PO:0025059) in the shoot system (PO:0009006).

• root system ground meristem (PO:0025596): A ground meristem (PO:0025594) that gives rise to a portion of ground tissue (PO:0025059) in the root system (PO:0025025).

• ear infructescence (PO:0025597): An infructescence (PO:0006342) in Zea spp. that bears kernels (i.e. fruit; PO:0009001) on a compact infructescence axis (PO:0025242) and develops from the ear inflorescence (PO:0020136).

• pistillate inflorescence (PO:0025598): An inflorescence (PO:0009049) that includes as part only pistillate flowers (PO:0025599).

• pistillate flower (PO:0025599): A flower (PO:0009046) that includes as part a single carpel (PO:0009030) or a gynoecium (PO:0009062), but the androecium (PO:0009061) is absent or has aborted during development.

• staminate flower (PO:0025600): A flower (PO:0009046) that includes as part an androecium (PO:0009061), and the gynoecium (PO:0009062) is absent or has aborted during development.

• staminate inflorescence (PO:0025601): An inflorescence (PO:0009049) that includes as part only staminate flowers (PO:0025600).

• plant resin (PO:0025603): A portion of plant substance (PO:0025161) that consists of a complex mixture of organic aromatic compounds such as mono-, sesqui-, and diterpenoids.

• resin cell (PO:0025604): An epidermal cell (PO:0004013) that secretes plant resin (PO:0025603) and may line resin canals (PO:0005665) and/or be associated with resin blisters (or cysts).

• fruit pedicel abscission zone (PO:0025605): An abscission zone (PO:0000146) that forms as a swelling or joint on the fruit pedicel (PO:0004536).

• native plant cell (PO:0025606): A plant cell (PO:0009002) that is either part of a multicellular whole plant (PO:0000003) 'in vivo' or a unicellular organism 'in_natura' (i.e. part of a natural environment).

New PSDS terms:

• vascular leaf development stage (PO:0025570): A leaf development stage (PO:0001051) which begins with the onset of the vascular leaf initiation stage (PO:0001051) and ends with the termination of the vascular leaf senescence stage (PO:0001054).

• multi-tissue plant structure development stage (PO:0025571): A plant structure development stage (PO:0009012) that has as primary participant a multi-tissue plant structure (PO:0025496).

• vascular leaf primordium polarity determination stage (PO:0025572): A vascular leaf initiation stage (PO:0001051) during which the vascular leaf primordium (PO:0004725) develops an adaxial side (PO:0004726) and an abaxial side (PO:0004725).

• non-vascular leaf development stage (PO:0025573): A leaf development stage (PO:0001050) that begins with the non-vascular leaf initiation stage and ends with the non-vascular leaf senescence stage. these are not added yet

• vascular leaf differentiation stage (new PO:0025574): A vascular leaf development stage (PO:0025570) that begins with the formation of procambium (PO:0025275) and protoderm (PO:0006210) and ends with the formation and differentiation of the leaf epidermis (PO:0006016) and leaf vascular system (PO:0000036) and all the specialized cells of the vascular leaf.

• microgametophtye development stage (PO:0025602): A gametophyte development stage (PO:0028003) during which a microgametophyte (PO:0025280) develops.

Renamed terms

No substantial change in the meaning of the definition

Format 'new_name'(PO:ID); was:'old_name'

Renamed PAE terms

• vascular leaf primordium adaxial side (PO:0004726); was: 'adaxial side of leaf primordium'

• vascular leaf primordium abaxial side (PO:0004725); was: 'abaxial side of leaf primordium'

• vascular leaf adaxial meristem (PO:0025401); was 'leaf adaxial meristem'

• vascular leaf abaxial meristem (PO:0025403); was: leaf abaxial meristem (PO:0025403)

• meristem L1 layer (PO:0009020); was: meristem L1

• meristem L2 layer (PO:0009021); was: meristem L2

• meristem L3 layer (PO:0009022); was: meristem L3

• shoot axis node (PO:0005004); was: shoot node

• shoot-borne root meristem (PO:0006021); was: adventitious root apical meristem

• shoot-borne nodal root (PO:0003005); was: nodal root

• shoot axis internode (PO:0005005); was: shoot internode

• shoot system meristem (PO:0006079); was shoot meristem

Renamed PSDS terms

• vascular leaf initiation stage (PO:0001051); was: 1 leaf initiation stage

• vascular leaf expansion stage (PO:0001052); was: 2 leaf expansion stage

• vascular leaf post-expansion stage (or maybe "mature vascular leaf stage ") (PO:0001053); was: 3 leaf fully expanded stage

• vascular leaf senescent stage (PO: 0001054); was: vascular leaf senescence stage

• vascular leaf senescence stage (PO:0001054); was: 4 leaf senescence stage

• vascular leaf anlagen formation stage (PO:0001003); was: formation of leaf founder cells stage

• vascular leaf primordium formation stage (PO:0001019); was: formation of leaf primordium stage

• formation of vascular leaflet primordia stage (PO:0004500); was: formation of leaflet primordia stage

• rapid elongation of vascular leaf lamina stage (PO:0001023); was: rapid elongation of leaf blade stage

• XXXX (PO:0001024); was: rapid elongation of leaf sheath stage (PO:0001024)

• XXXX (PO:0001021); was: ligule primordial stage (PO:0001021)

• XXXX (PO:0001020); was: hood-shaped primordium stage (PO:0001020)