Sigillaria
E571121
Sigillaria is an extinct genus of tall, spore-bearing lycopsid trees that dominated Carboniferous coal swamp forests.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
extinct genus
ⓘ
fossil plant genus ⓘ lycopsid ⓘ vascular plant ⓘ |
| associatedWith |
Calamites
NERFINISHED
ⓘ
Cordaites ⓘ Lepidodendron NERFINISHED ⓘ |
| barkCharacteristic |
leaf-scar rows forming seal-like patterns
ⓘ
vertically ribbed bark ⓘ |
| barkPatternResemblance | rows of seal-like leaf scars ⓘ |
| class | Lycopsida NERFINISHED ⓘ |
| coalBallFloras | present in Carboniferous coal balls ⓘ |
| contributedTo | formation of coal seams ⓘ |
| declineReason | climatic and environmental changes near end of Carboniferous ⓘ |
| dispersalMethod | spore dispersal by wind ⓘ |
| division | Lycopodiophyta NERFINISHED ⓘ |
| dominantIn | Carboniferous coal-forming wetlands ⓘ |
| ecologicalRole | canopy-forming tree in coal swamps ⓘ |
| environment | wet lowland environments ⓘ |
| family | Sigillariaceae NERFINISHED ⓘ |
| firstAppearance | Late Mississippian ⓘ |
| fossilRecordRegion |
Asia
NERFINISHED
ⓘ
Europe NERFINISHED ⓘ North America NERFINISHED ⓘ |
| geologicalPeriod | Carboniferous NERFINISHED ⓘ |
| growthForm | tree ⓘ |
| habitat | coal swamp forests ⓘ |
| isExtinct | true ⓘ |
| kingdom | Plantae ⓘ |
| knownFrom |
compression fossils
ⓘ
impression fossils ⓘ permineralized remains ⓘ |
| lastAppearance | Late Pennsylvanian ⓘ |
| leafAttachment | leaves attached directly to stem ⓘ |
| leafType | simple narrow leaves ⓘ |
| namedAfter | Latin word for little seals (sigilla) ⓘ |
| order | Lepidodendrales NERFINISHED ⓘ |
| paleoecology | grew in dense stands in swampy substrates ⓘ |
| photosynthesisType | terrestrial photosynthetic plant ⓘ |
| primarySupportTissue | cortex and periderm ⓘ |
| reproductionType | spore-bearing ⓘ |
| reproductiveStructure | sporangia in cones (strobili) ⓘ |
| rootSystem | stigmarian roots ⓘ |
| stemType | arborescent lycophyte stem ⓘ |
| trunkCharacteristic | unbranched or sparsely branched upper trunk ⓘ |
| typicalHeight | up to about 30 meters ⓘ |
| woodType | secondary xylem poorly developed ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.