Rhyniales

E538416

Rhyniales is an extinct order of early vascular land plants from the Silurian–Devonian period, characterized by simple leafless stems and among the earliest known examples of tracheophytes.

All labels observed (1)

Label Occurrences
Rhyniales canonical 2

How this entity was disambiguated

Statements (46)

Predicate Object
instanceOf extinct taxon ⓘ
plant order ⓘ
branchingPattern dichotomous branching ⓘ
characteristic dichotomously branching axes ⓘ
early land plants ⓘ
lacked true leaves ⓘ
lacked true roots ⓘ
possessed vascular tissue ⓘ
simple leafless stems ⓘ
terminal sporangia ⓘ
clade tracheophytes ⓘ
conductingTissue primitive tracheids ⓘ
distinguishedBy terminal rather than lateral sporangia ⓘ
distinguishedFrom Zosterophyllales ⓘ
division Tracheophyta ⓘ
vascular plants ⓘ
earliestAppearance Silurian period ⓘ
linked to: Silurian
environment terrestrial habitats ⓘ
fossilPreservation commonly preserved as compression and permineralized fossils ⓘ
fossilsFoundIn Europe ⓘ
North America ⓘ
other parts of Laurussia ⓘ
geologicalAge Paleozoic ⓘ
growthForm small herbaceous plants ⓘ
importance among the earliest known tracheophytes ⓘ
important for understanding early vascular plant evolution ⓘ
includedTaxa Aglaophyton ⓘ
Cooksonia ⓘ
Rhynia ⓘ
kingdom Plantae ⓘ
knownFrom fossil record ⓘ
latestAppearance Devonian period ⓘ
linked to: Devonian Period
leafPresence leafless ⓘ
maximumHeight on the order of several centimeters to decimeters ⓘ
morphology leafless axes with simple branching ⓘ
namedAfter Rhynia ⓘ
paleoecology occupied moist habitats near water sources ⓘ
photosyntheticOrgan stems ⓘ
rank order ⓘ
reproduction spore-bearing plants ⓘ
rootPresence rootless or with simple rhizomes ⓘ
significanceInPaleobotany represents a key stage in the evolution of vascular systems ⓘ
sporangiaPosition terminal on stems or branches ⓘ
status extinct ⓘ
temporalRange Devonian ⓘ
Silurian ⓘ

How these facts were elicited

Referenced by (2)

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

Rhynia → order → Rhyniales ⓘ
Rhyniaceae → order → Rhyniales ⓘ