Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core
Descriptions:
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values |
| Family Polypodiaceae - fern (organism) | Is a | Order Filicales | true | Inferred relationship | Some |
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Dryopteris | Is a | True | Family Polypodiaceae - fern (organism) | Inferred relationship | Some | |
| Pteridium | Is a | True | Family Polypodiaceae - fern (organism) | Inferred relationship | Some | |
| Fern (organism) | Is a | True | Family Polypodiaceae - fern (organism) | Inferred relationship | Some | |
| Onoclea sensibilis | Is a | True | Family Polypodiaceae - fern (organism) | Inferred relationship | Some | |
| Cheilanthes | Is a | True | Family Polypodiaceae - fern (organism) | Inferred relationship | Some | |
| Marsilea drummondii | Is a | True | Family Polypodiaceae - fern (organism) | Inferred relationship | Some | |
| Polypodiaceae poisoning | Causative agent | True | Family Polypodiaceae - fern (organism) | Inferred relationship | Some | 1 |
| Colchicum autumnale poisoning | Causative agent | False | Family Polypodiaceae - fern (organism) | Inferred relationship | Some | 2 |
This concept is not in any reference sets