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Research draft

Iridaceae

vr.tr.iridaceae · PHY.LIV

Enable an agent to recognise Iridaceae as a plant family, assess evidence for membership, and determine which identification, ecological and handling decisions require a narrower taxon.

Thing Registry Physical world and living systems

Research draft, second pass

A second pass drafted this model: the structure a model of this thing needs, and what is known about it in the world. The line under this one says how the second half was obtained - researched against sources, or recalled without web access, in which case nothing here was read anywhere and every claim is a lead to verify. Unreviewed either way.

recalled by Codex without web access - no source was read

Researched by: Codex

Purpose and description

Enable an agent to recognise Iridaceae as a plant family, assess evidence for membership, and determine which identification, ecological and handling decisions require a narrower taxon.

Iridaceae, the iris family, is a family of monocotyledonous flowering plants in the order Asparagales, composed predominantly of perennial herbs with rhizomes, corms or bulbs and typically flowers with six tepals, three stamens and an inferior ovary.

It can be Evaluate a candidate plant's family assignment from a documented combination of vegetative and reproductive characters.; Resolve whether a record refers to Iridaceae, Iris, another constituent genus or an individual plant.; Compare constituent lineages without presenting one genus's traits as universal family properties.; Identify the additional observations or specialist determination needed when family membership remains uncertain.; Route cultivation, collection, food-use and conservation decisions to taxon-specific evidence..

Distinguishing features

A typically six-tepalled flower with three stamens supports Iridaceae over superficially similar six-stamen flowers of many other petaloid monocots; the combination is evidence rather than a sufficient identification.

An inferior ovary is characteristic of most Iridaceae and helps distinguish many members from superficially similar lilies, but exceptional lineages must be checked before using ovary position as an exclusion test.

Frequently two-ranked, equitant leaves with sheathing bases support identification, especially alongside floral characters; sword-shaped leaves alone do not establish family membership.

Iridaceae denotes the family containing Iris, Crocus and Gladiolus, whereas Iris denotes one constituent genus; records using 'iris' require their intended taxonomic rank to be resolved.

Scope

+ Family identity, accepted circumscription and relationships within Asparagales

+ Morphological evidence supporting or challenging assignment to Iridaceae

+ Variation among constituent lineages in growth form, flowers and underground organs

+ Geographic, habitat and reproductive information at an explicitly stated taxonomic resolution

+ Evidence requirements for identification, cultivation, conservation and handling decisions

- Complete species descriptions and species-level identification keys

- Condition, measurements and treatment history of individual living plants

- Cultivar registration, breeding pedigrees and horticultural trade records

- Detailed cultivation prescriptions for particular species or cultivars

- Chemical composition, edibility or medicinal efficacy of particular plant products

- Site-level habitat management and jurisdiction-specific collection permissions

Characteristics

Taxonomic identity and circumscription
Family Iridaceae; circumscription attributed to a named taxonomic authority and version or access date Establishes which taxa the family includes without treating one classification as permanently fixed.
Constituent taxon membership
Included genus or subordinate taxon → Iridaceae, with authority and evidence Supports membership checks and prevents confusion between the family and the genus Iris.
Floral organ counts
Tepals and stamens counted per flower; record developmental stage and abnormalities Provides diagnostic evidence while allowing reduced, damaged or horticulturally modified flowers.
Ovary position
Inferior, superior, intermediate or unresolved; recorded for the examined taxon or specimen Tests a major family character while preserving exceptions.
Leaf arrangement and construction
Rank arrangement, equitant or non-equitant bases, sheathing pattern and blade form Adds vegetative evidence without equating all sword-leaved plants with Iridaceae.
Perennating organ
Rhizome, corm, bulb, other or unresolved, with taxon attribution Separates biologically different storage structures that informal horticultural language may call bulbs.
Floral symmetry and reproductive arrangement
Radial or bilateral symmetry; observed arrangement of stamens and style branches Captures variation relevant to lineage recognition and reproductive interpretation.
Identification evidence state
Provisional, supported, conflicting or unresolved, with identification method and evidence Prevents incomplete vegetative observations from becoming an unqualified family assignment.
Geographic occurrence status
Named taxon → locality or region; native, introduced, cultivated or uncertain Distinguishes natural distribution from garden occurrences and introductions.

Where this came from

wikidata · CC0 1.0

Drafted structure

Bundle to layer to finding to question, as the second pass will find it: 6 bundles · 11 layers · 19 findings · 29 questions.

Family identity and circumscription Establishes the taxonomic entity represented by vr.tr.iridaceae and the classification supporting its membership.

A botanical family needs an explicit circumscription so changing classifications and ambiguous common names do not silently change the model's subject.

Name, rank and placement

Separates the family name from genus names and informal uses of iris.

Family-level reference

The registry entry concerns Iridaceae at family rank, not the genus Iris or a representative garden plant.

  1. Which authoritative treatment supplies the accepted family name and its placement within Asparagales? provenance
  2. Does an incoming use of 'iris' denote Iridaceae, the genus Iris or an unidentified plant? boundary

Membership and classification change

Tracks included genera and differences between taxonomic treatments.

Authority-bound membership

Membership assertions need a cited treatment and date, particularly where genus boundaries or subordinate classifications differ.

  1. Which genera are included under the selected circumscription, and which alternative treatments disagree? boundary
  2. What taxonomic publication or maintained checklist supports each disputed inclusion or exclusion? provenance
Diagnosis and lookalikes Organises the observations needed to distinguish Iridaceae from similar flowering plants.

Family recognition depends on a combination of characters and exception handling, rather than flower colour or sword-shaped leaves alone.

Reproductive diagnostic characters

Examines floral organ counts, ovary position and reproductive architecture.

Combined floral evidence

Tepal count, stamen count and ovary position should be assessed together and against the relevant regional flora.

  1. How many tepals and stamens are present in an intact flower, and where is the ovary relative to their insertion? measurement
  2. Which locally plausible lookalike families remain compatible with the observed character combination? boundary

Vegetative evidence and exceptions

Evaluates leaves and growth form while recognising limits of sterile material.

Qualified vegetative identification

Leaf arrangement and sheathing can support membership, but absent flowers or exceptional characters may require further evidence.

  1. Are the leaves two-ranked and equitant, and which of these characters can actually be verified from the available material? measurement
  2. Would a flowering observation, anatomical examination or specialist determination resolve the remaining identification conflict? action
Growth and reproductive diversity Captures variation within Iridaceae that affects recognition and interpretation of plant behaviour.

The family includes different storage organs and floral architectures, so a model based only on familiar garden irises would misrepresent it.

Perennation and seasonal growth

Distinguishes underground structures and taxon-specific growth cycles.

Storage organ identity

Rhizomes, corms and bulbs require anatomical distinction; their occurrence and seasonal role must be attributed to a constituent taxon.

  1. What structural evidence distinguishes the reported organ as a rhizome, corm or bulb? definition
  2. Which taxon and environmental conditions support the reported pattern of active growth and dormancy? provenance

Floral architecture and reproduction

Records variation in symmetry and the arrangement of reproductive organs.

Lineage-specific floral function

Floral form can guide reproductive investigation, but does not by itself establish a pollinator, mating system or reproductive outcome.

  1. What symmetry and spatial arrangement of stamens and style branches characterise the taxon under examination? measurement
  2. Which observations establish pollinator effectiveness or breeding system, beyond resemblance to a pollination syndrome? provenance
Distribution and ecological context Connects constituent taxa to geographic occurrence, habitats and ecological evidence.

Family-wide distribution cannot justify assuming that any particular member is native, suited to a habitat or ecologically harmless there.

Native and introduced occurrence

Separates documented native ranges from cultivated and naturalised records.

Taxon-resolved range evidence

Occurrence statements retain taxon identity, locality, date and establishment status.

  1. Which verified records establish that the named member of Iridaceae occurs in the region? provenance
  2. Do those records represent native populations, cultivation, escapes or established introductions? boundary

Habitat and environmental response

Keeps habitat associations and responses tied to the taxa and conditions actually studied.

Bounded ecological inference

Water regime, substrate and disturbance responses cannot be assigned uniformly across Iridaceae.

  1. What field evidence describes the taxon's moisture regime, substrate and seasonal environmental conditions? provenance
  2. At what taxonomic and geographic scale can the observed environmental response be generalised? boundary
Identification-dependent actions Defines when family recognition supports an action and when finer identification is required.

Ornamental use, propagation, collection and consumption concern particular members and plant parts, so family membership alone is insufficient guidance.

Cultivation and propagation

Routes horticultural decisions through verified taxon identity and growth biology.

Taxon-specific horticultural routing

Propagation and seasonal care require evidence about the relevant member's storage organ, growth cycle and growing conditions.

  1. What identification resolution is needed before choosing division, storage or seed-propagation procedures? action
  2. Which documented protocol applies to this taxon, organ type and seasonal growth state? provenance

Collection and use boundaries

Identifies the additional evidence needed for collecting, moving or using plant material.

No family-wide use inference

An edible product, hazardous constituent or conservation restriction associated with one member does not establish the same property for the entire family.

  1. Which verified species and plant part does a proposed food, medicinal or other material use concern? boundary
  2. What taxon-specific evidence and applicable locality rules must be checked before collection, movement or use? action
Evidence and external alignment What the world already says about this thing, gathered so the model can be checked against it.

A model that cannot be lined up against existing standards, identifiers and practice cannot be adopted by anyone who already uses them.

Reported evidence

Findings from the breadth pass, kept separate from the structural claims.

Check these first

Recalled without web access and unsourced; every item is a lead to verify.

  • The kinds listed are representative genera, not a complete classification or a list of subfamilies.
  • Floral measurements describe the typical family pattern; exceptions and cultivated double flowers require separate treatment.
  • This is recall-based; current taxonomic boundaries, species counts and species-specific toxicity or invasive status require verification.
  1. Which of these check these first hold for the sense of Iridaceae this model covers, and on what evidence? provenance

Kinds and varieties

Recalled without web access and unsourced; every item is a lead to verify.

  • Iris - irises
  • Gladiolus - gladioli
  • Crocus - crocuses
  • Freesia - freesias
  • Sisyrinchium - blue-eyed grasses
  • Tigridia - tiger flowers
  1. Which of these kinds and varieties hold for the sense of Iridaceae this model covers, and on what evidence? provenance

Identifiers and schemes

Recalled without web access and unsourced; every item is a lead to verify.

  • Botanical family name with author citation - Iridaceae Juss. - Names a family, not an individual species; the suffix -aceae indicates family rank.
  1. Which of these identifiers and schemes hold for the sense of Iridaceae this model covers, and on what evidence? provenance

Standards and regulation

Recalled without web access and unsourced; every item is a lead to verify.

  • International Code of Nomenclature for algae, fungi, and plants (ICN), adopted through International Botanical Congresses, governs botanical naming.
  1. Which of these standards and regulation hold for the sense of Iridaceae this model covers, and on what evidence? provenance

Real-world use

Recalled without web access and unsourced; every item is a lead to verify.

  • Garden ornamentals and landscape planting, including irises, crocuses and gladioli.
  • Cut-flower production, particularly gladioli, freesias and irises.
  • Saffron production from the dried stigmas of Crocus sativus.
  • Orris production from the processed rhizomes of selected Iris species for perfumery.
  1. Which of these real-world use hold for the sense of Iridaceae this model covers, and on what evidence? provenance

Typical measurements

Recalled without web access and unsourced; every item is a lead to verify.

  • Tepal count in a typical flower - 6, arranged in two whorls of 3 - tepals per flower
  • Stamen count in a typical flower - 3 - stamens per flower
  1. Which of these typical measurements hold for the sense of Iridaceae this model covers, and on what evidence? provenance

Failure modes and hazards

Recalled without web access and unsourced; every item is a lead to verify.

  • Some members contain toxic or irritating substances; edibility cannot be inferred from family membership.
  • Waterlogged growing conditions can promote rotting of susceptible rhizomes, corms and bulbs.
  • Some introduced members become invasive outside their native ranges.
  • Confusing true crocuses with plants called autumn crocus, especially Colchicum species in Colchicaceae, can cause serious poisoning.
  1. Which of these failure modes and hazards hold for the sense of Iridaceae this model covers, and on what evidence? provenance

Regional variation

Recalled without web access and unsourced; every item is a lead to verify.

  • The family occurs widely across the world, with exceptional diversity in southern Africa.
  • Crocus diversity is concentrated around the Mediterranean and extends into western and central Asia.
  • Sisyrinchium and Tigridia are principally American genera.
  1. Which of these regional variation hold for the sense of Iridaceae this model covers, and on what evidence? provenance

Neighbouring kinds and how to tell them apart

Recalled without web access and unsourced; every item is a lead to verify.

  • Asparagales - The order containing Iridaceae and several other families; it is a broader taxonomic group.
  • Iris - A genus within Iridaceae; many family members belong to other genera.
  • Liliaceae - A separate monocot family in Liliales, typically with six stamens and a superior ovary, whereas Iridaceae typically has three stamens and an inferior ovary.
  • Colchicaceae - A separate family in Liliales containing Colchicum; its crocus-like flowers typically have six stamens, whereas Crocus has three.
  1. Which of these neighbouring kinds and how to tell them apart hold for the sense of Iridaceae this model covers, and on what evidence? provenance

What the second pass must settle

  • Which taxonomic authority and dated circumscription should govern accepted genera and subordinate groupings in the completed model?
  • Which documented exceptions to typical ovary position, leaf construction and growth form must be included to prevent false exclusions?
  • Which regional floras provide the strongest practical diagnoses against locally occurring lookalike families?
  • How should the completed model separate well-supported lineage-level ecological patterns from traits known only for individual species?
  • Which existing Vercy plant or taxonomic models already own shared botanical concepts that this family model should reference?