Isoetes
E888594
Isoetes is a genus of small, aquatic or semi-aquatic vascular plants commonly known as quillworts, characterized by grass-like leaves and spore-bearing structures at their bases.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Isoetes canonical | 1 |
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
plant genus
ⓘ
vascular plant genus ⓘ |
| adaptation |
ability to grow in drawdown zones
ⓘ
ability to grow submerged ⓘ tolerance to low-nutrient waters ⓘ |
| chromosomeType | frequent polyploidy ⓘ |
| class | Isoetopsida NERFINISHED ⓘ |
| commonName | quillworts ⓘ |
| conservationStatus | many species locally rare or threatened ⓘ |
| describedAs | living fossil lycophyte lineage ⓘ |
| distribution | cosmopolitan ⓘ |
| division | Lycopodiophyta NERFINISHED ⓘ |
| ecologicalRole |
aquatic primary producer
ⓘ
substrate stabilizer in aquatic sediments ⓘ |
| family | Isoetaceae NERFINISHED ⓘ |
| foundInContinent |
Africa
NERFINISHED
ⓘ
Asia NERFINISHED ⓘ Australia NERFINISHED ⓘ Europe NERFINISHED ⓘ North America NERFINISHED ⓘ South America NERFINISHED ⓘ |
| foundInRegion |
Arctic regions
NERFINISHED
ⓘ
temperate regions ⓘ tropical regions ⓘ |
| habitat |
lakes
ⓘ
ponds ⓘ seasonally wet soils ⓘ slow-moving streams ⓘ wetlands ⓘ |
| is | heterosporous lycophyte ⓘ |
| kingdom | Plantae ⓘ |
| leafArrangement | rosette of leaves from corm ⓘ |
| leafMorphology | grass-like leaves ⓘ |
| lifeForm |
aquatic plant
ⓘ
semi-aquatic plant ⓘ |
| numberOfDescribedSpecies | over 150 species ⓘ |
| order | Isoetales NERFINISHED ⓘ |
| photosyntheticPathway | C3 photosynthesis ⓘ |
| pollinationMode | water-dispersed spores ⓘ |
| reproductiveStructure | sporangia at leaf bases ⓘ |
| reproductiveType | spore-bearing plant ⓘ |
| rootSystem |
adventitious roots from corm
ⓘ
corm-like stem ⓘ |
| sporangiaPosition | embedded at leaf bases ⓘ |
| sporangiaProtection | covered by velum ⓘ |
| sporeType |
megaspores
ⓘ
microspores ⓘ |
| taxonRank | genus ⓘ |
| typeSpecies | Isoetes lacustris NERFINISHED ⓘ |
| usedIn | paleoclimate and evolutionary studies ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.