Aglaophyton

E148664

Aglaophyton is an extinct early land plant from the Early Devonian period, known for its simple, leafless branching stems and importance in understanding the evolution of vascular plants.

All labels observed (3)

Label Occurrences
Aglaophyton canonical 2
Aglaophyton major 2
Rhynia major 1

How this entity was disambiguated

Statements (48)

Predicate Object
instanceOf early land plant
extinct plant genus
ageInMillionsOfYears about 410 million years ago
associatedWith early Devonian arthropods
early fungi
conductingTissueType simple water-conducting cells
describedBy David S. Edwards
describedInYear 1986
division Rhyniophyta
ecologicalRole early terrestrial pioneer plant
fossilRange Pragian
foundIn Rhynie Chert fossil locality
surface form: Rhynie chert
gametophyteKnown yes
gametophyteMorphology axial, branched gametophyte
geologicalLocation Rhynie, Scotland
growthForm upright axes from creeping rhizome-like system
habitat hot-spring influenced wet soils
hasCuticle present on axes
hasDiameter a few millimetres
hasHeight up to about 50 cm
hasLifeCycle alternation of generations
hasMorphology dichotomously branching stems
leafless axes
smooth, naked stems
terminal sporangia
hasSpecies Aglaophyton self-linksurface differs
surface form: Aglaophyton major
hasStomata present on aerial axes
hasSymbiosis arbuscular mycorrhizal fungi
hasTissue central conducting strand
importance important for studying origin of vascular plants
key taxon for understanding early land plant evolution
kingdom Plantae
knownFrom permineralized specimens
namedAfter Greek words for "splendid" and "plant"
photosyntheticOrgan green stems
phylum Tracheophyta
preservationType silicified fossils
previouslyClassifiedAs Aglaophyton self-linksurface differs
surface form: Rhynia major
reproductionType spore-bearing plant
researchField paleobotany
rootSystem rhizome-like axes with rhizoids rather than true roots
sporangiaPosition terminal on axes
sporangiaShape fusiform to reniform
sporeDispersal via trilete spores
sporophyteKnown yes
temporalRange Early Devonian
typeSpeciesOf Aglaophyton self-linksurface differs
vascularStatus non-vascular or weakly vascular plant

How these facts were elicited

Referenced by (5)

Full triples — surface form annotated when it differs from this entity's canonical label.

Early Devonian notableFossils Aglaophyton
Rhynie Chert fossil locality containsFossilsOf Aglaophyton
this entity surface form: Aglaophyton major
Aglaophyton hasSpecies Aglaophyton self-linksurface differs
this entity surface form: Aglaophyton major
Aglaophyton typeSpeciesOf Aglaophyton self-linksurface differs
subject surface form: Aglaophyton major
Aglaophyton previouslyClassifiedAs Aglaophyton self-linksurface differs
this entity surface form: Rhynia major