{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.plant-tissue","code":"thing-q2707831","url":"https://ver.cy/models/thing/q2707831/","name":"plant tissue","alternateNames":["Shoot apex","rhizodermis","plectenchym","tegument","secretory cavity","pseudocapillitium","dermatogen"],"kind":"thing","status":"published","version":"0.2.0-wave.3","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.LIV"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"A group of similar cells in a plant organised to perform a common function, classified as meristematic tissues such as the shoot apex that produce new cells, and permanent tissues including dermal tissue such as the epidermis and root rhizodermis, ground tissues such as parenchyma, collenchyma and sclerenchyma, vascular tissues xylem and phloem, and specialised structures such as secretory cavities and seed teguments; the registry aliases also include fungal plectenchyma and the pseudocapillitium of slime moulds, which are not plant tissues in the strict sense.","purpose":"Let an agent explain plant tissues and their classification, relay structure, development and function from plant anatomy references, describe specialised tissues, and distinguish plant tissues from animal tissues, fungal plectenchyma and slime mould structures.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Cell walls","Meristem-based growth","Three tissue systems","Specialised structures"],"structure":{"bundles":[{"id":"understand","name":"Understand","description":"What plant tissues are.","layers":[{"id":"definition","name":"Definition","description":"Definition and systems.","findings":[{"id":"definition-finding","name":"Definition","description":"Definition.","questions":[{"text":"What is a plant tissue, and what are the dermal, ground and vascular tissue systems?","kind":"definition"},{"text":"Is the question about plant tissues, animal tissues or fungal and slime mould structures?","kind":"boundary"}]}]},{"id":"kinds","name":"Kinds","description":"Kinds.","findings":[{"id":"kinds-finding","name":"Kinds","description":"Kinds.","questions":[{"text":"What are meristems including the shoot apex, epidermis and rhizodermis, parenchyma, collenchyma, sclerenchyma, xylem, phloem, secretory cavities and teguments?","kind":"definition"},{"text":"Which entry fits the specific tissue?","kind":"action"}]}]}]},{"id":"development","name":"Development","description":"Development.","layers":[{"id":"meristems","name":"Meristems","description":"Meristems and growth.","findings":[{"id":"meristems-finding","name":"Meristems","description":"Meristems.","questions":[{"text":"How do apical and lateral meristems produce primary and secondary tissues?","kind":"provenance"},{"text":"Which references are standard?","kind":"provenance"}]}]},{"id":"differentiation","name":"Differentiation","description":"Differentiation.","findings":[{"id":"differentiation-finding","name":"Differentiation","description":"Differentiation.","questions":[{"text":"How do cells differentiate into tissue types, and what regulates it?","kind":"provenance"},{"text":"Which sources are cited?","kind":"provenance"}]}]}]},{"id":"study","name":"Study","description":"Methods and applications.","layers":[{"id":"methods","name":"Methods","description":"Histology.","findings":[{"id":"methods-finding","name":"Methods","description":"Methods.","questions":[{"text":"How are plant tissues sectioned, stained and imaged?","kind":"provenance"},{"text":"Which entry fits plant histology?","kind":"action"}]}]},{"id":"applications","name":"Applications","description":"Applications.","findings":[{"id":"applications-finding","name":"Applications","description":"Applications.","questions":[{"text":"How does tissue knowledge inform agriculture, tissue culture and wood science?","kind":"provenance"},{"text":"Which entry fits plant tissue culture?","kind":"action"}]}]}]},{"id":"context","name":"Context","description":"Comparison and history.","layers":[{"id":"comparison","name":"Comparison","description":"Non-plant structures.","findings":[{"id":"comparison-finding","name":"Comparison","description":"Comparison.","questions":[{"text":"What are fungal plectenchyma and slime mould pseudocapillitium, and why are they not plant tissues?","kind":"provenance"},{"text":"Which entry fits the specific structure?","kind":"action"}]}]},{"id":"history","name":"History","description":"History.","findings":[{"id":"history-finding","name":"History","description":"History.","questions":[{"text":"How did plant anatomy develop from Grew and Malpighi to modern ontologies?","kind":"provenance"},{"text":"Which entry fits the history of botany?","kind":"action"}]}]}]}]},"agentConduct":{"may":["Describe plant tissue types and their functions from botanical sources.","Distinguish tissues from tissue systems and organs."],"mustNot":["Confuse plant tissue types with animal tissue types.","Treat fungal or slime mould structures listed as aliases as plant tissue.","Present simplified teaching models as the full picture."],"requiresHuman":["Using tissue culture of protected plants for propagation or sale."]},"ethics":{"considerations":["Plant science supports food security; teaching errors spread widely.","Tissue culture of protected species can affect wild populations and benefit sharing."],"affectedParties":["Students","Growers and breeders","Researchers"]},"owners":{"steward":"Nobody owns the concept; the grower or institution answers for any tissue samples.","roles":[],"masterSystems":[]},"relations":[{"target":"Q20011319","type":"parent","note":"registry parent class"},{"target":"Q40397","type":"parent","note":"registry parent class"},{"target":"tissue","type":"related","note":"in registry terms"},{"target":"plant structure","type":"related","note":"in registry terms"},{"target":"meristem","type":"related","note":"by cell division"},{"target":"animal tissue","type":"related","note":"with different types"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.plant-tissue","Wikidata: Q2707831 (https://www.wikidata.org/wiki/Q2707831)","Plant Ontology: PO:0009007 portion of plant tissue"]},"properties":{"applicability":"required","items":["main tissue systems: dermal, ground, vascular list","meristem types: apical, lateral, intercalary list"]},"recognition":{"applicability":"required","items":["Organised cells in plants","Meristems including the shoot apex, epidermis and rhizodermis, ground tissues, xylem and phloem, secretory cavities, teguments","Fungal plectenchyma and slime mould pseudocapillitium are not plant tissues; animal tissues differ in type","Not a visible object without microscopy; cell layers in plant organs."]},"capabilities":{"applicability":"required","items":["explain classification","relay structure and development","describe specialised tissues","distinguish from non-plant tissues"]},"hazards":{"applicability":"required","items":["Confusing plant and animal tissue types","Registry aliases including fungal and slime mould structures","Mixing tissue systems and organs"]},"interfaces":{"applicability":"required","items":["Plant Ontology conventions","No regulation"]},"context":{"applicability":"required","items":["Not applicable; an anatomical category.","meristematic tissues including the shoot apex and root apex","dermal tissues including epidermis, rhizodermis and periderm","ground tissues including parenchyma, collenchyma and sclerenchyma","vascular tissues xylem and phloem","secretory tissues including secretory cavities and ducts","protective layers such as seed teguments","non-plant structures listed as aliases such as plectenchyma and pseudocapillitium"]}},"sources":[{"title":"Wikidata item Q2707831: plant tissue","url":"https://www.wikidata.org/wiki/Q2707831","note":"identity and sense of the item"},{"title":"Wikipedia: Plant tissue","url":"https://en.wikipedia.org/wiki/Plant_tissue","note":"general description of the item"}],"openQuestions":["Should meristem, xylem and phloem be separate primary entries?","How should plant anatomy references be linked?","The registry entry has merged aliases including non-plant structures; should they be moved?"],"resources":{"spec":"/models/things/publications/thing-q2707831/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q2707831/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-13T05:57:32Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"filled","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-06T19:51:58+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass"},"score":1.0}}