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Blechnaceae: Taxonomy, Description & Overview

Blechnaceae is a family of ferns in the order Polypodiales, with a cosmopolitan distribution. Its status as a family and the number of genera included have both varied considerably. In the Pteridophyte Phylogeny Group classification of 2016 (PPG I), the family has 24 genera, and excludes genera placed in the separate family Onocleaceae. The family is…

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Blechnaceae topic overview

The analysis highlights Taxonomy, Description and Overview as prominent areas in the source structure around Blechnaceae.

Related topics
39
Source areas
3
Connected nodes
42
Extracted relationships
27
Related term clusters
10
Bridge connections
42

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

Taxonomy · 30 topics
Overview · 7 topics
Description · 2 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

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Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

Description

Taxonomy

For the semantics nerds

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Advanced semantic analysis

How Blechnaceae connects Entity context

The extracted context around Blechnaceae shows recurring relationship patterns in the source. For example, Blechnaceae → Blechnoideae, Blechnum, Brainea, Chase, Christenhusz, Doodia, Onoclea, Onocleaceae, Perrie, Pteridoblechnum, Sadleria, Salpichlaena, Sm, Stenochlaena, Woodwardia Another extracted example is Blechnaceae → Aspleniaceae, Aspleniineae, Blechnoideae, Chase, Christenhusz, II, Newman, Onocleaceae, Polypodiales, The PPG. Use these groups to spot repeated connection types before inspecting the individual relationships.

Blechnaceae

Top relations

related to Subdivisions · 15
Blechnaceae → Blechnoideae, Blechnum, Brainea, Chase, Christenhusz, Doodia, Onoclea, Onocleaceae, Perrie, Pteridoblechnum, Sadleria, Salpichlaena, Sm, Stenochlaena, Woodwardia
related to Taxonomy · 10
Blechnaceae → Aspleniaceae, Aspleniineae, Blechnoideae, Chase, Christenhusz, II, Newman, Onocleaceae, Polypodiales, The PPG
is a · 2
Blechnaceae → family of ferns in the order Polypodiales, member of the eupolypods II clade

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

family genera blechnum subfamily blechnoideae gasper onocleaceae 2016 three subfamilies sm 2014 et al salino order classification species christenhusz chase

Blechnaceae relationships Subject–Predicate–Object triples

TTTA extracted 27 structured relationships around Blechnaceae. Examples in this analysis include Blechnaceae → is a → family of ferns in the order Polypodiales and Blechnaceae → is a → member of the eupolypods II clade. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
Blechnaceaeis afamily of ferns in the order Polypodiales0.90text
Blechnaceaeis amember of the eupolypods II clade0.90text
Blechnaceaerelated to SubdivisionsBlechnoideae0.60section
Blechnaceaerelated to SubdivisionsChristenhusz0.60section
Blechnaceaerelated to SubdivisionsChase0.60section
Blechnaceaerelated to SubdivisionsOnoclea0.60section
Blechnaceaerelated to SubdivisionsWoodwardia0.60section
Blechnaceaerelated to SubdivisionsBlechnum0.60section
Blechnaceaerelated to SubdivisionsStenochlaena0.60section
Blechnaceaerelated to SubdivisionsSalpichlaena0.60section
Blechnaceaerelated to SubdivisionsSm0.60section
Blechnaceaerelated to SubdivisionsBrainea0.60section

Related concept clusters Related term clusters

The concept neighborhoods around Blechnaceae bring nearby vocabulary together. In this analysis, examples include Al, Et and Polypodiales. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • Blechnaceae
    • Al
    • Et
    • Polypodiales
    • Clade
    • Clades
    • Major
    • Order
    • Perrie
    • Within
    • Sister
    • Family
    • Onocleaceae
  • blechnaceae
    • Al
    • Et
    • Polypodiales
    • Clade
    • Clades
    • Major
    • Order
    • Perrie
    • Within
    • Sister
    • Family
    • Onocleaceae
  • blechnum
    • Lato
    • Sensu
    • Sister
    • Genera
    • Perrie
    • Stenochlaena
    • Species
    • Subfamily
    • Family
    • Clade
    • Clades
    • Classification
  • onocleaceae
    • Aspleniaceae
    • Perrie
    • Blechnoideae
    • Al
    • Chase
    • Christenhusz
    • Et
    • Subfamily
    • Clades
    • Lato
    • Major
    • Ppg
  • woodwardia
    • Clades
    • Major
    • Sister
    • Three
    • Group
    • Lato
    • Sensu
    • Subfamily
    • Treated
    • Within
    • Chase
    • Christenhusz
  • pteridophyte phylogeny group
    • Species
    • Three
    • Blechnoideae
    • Clades
    • Lato
    • Major
    • Ppg
    • Sensu
    • Subfamily
    • Treated
    • Woodwardia
    • Al
  • sister groups
    • Woodwardia
    • Species
    • Three
    • Perrie
    • Stenochlaena
    • Treated
    • Within
    • Al
    • Et
    • Sm
    • Subfamily
  • aspleniaceae
    • Onocleaceae
    • Blechnoideae
    • Treated
    • Within
    • Subfamily
    • Chase
    • Christenhusz
    • Family
    • Genera

Connections between topic areas Semantic bridges

For Blechnaceae, one of the stronger structural bridges in this analysis connects Blechnaceae with Taxonomy. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3
Blechnaceae — Taxonomy · splits 12 ⟂ 31
Blechnaceae — Overview · splits 35 ⟂ 8
Blechnaceae — Description · splits 40 ⟂ 3

Map overview Semantic statistics

Blechnaceae

Nodes43
Edges42
Triples27
Avg. degree1.95
Density0.046512
Components1

Source & methodology

TTTA analyzes the structure around Blechnaceae to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as Taxonomy, Description & Overview, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — Blechnaceae · EN edition · Analysis: TopicsToTalkAbout

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