Cycadales
E926103
Cycadales is an ancient order of seed plants characterized by palm-like leaves and stout trunks, commonly known as cycads, which are among the most primitive living gymnosperms.
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
order of seed plants
ⓘ
plant order ⓘ taxonomic rank ⓘ |
| characterizedBy |
dioecious reproduction
ⓘ
large compound leaves ⓘ palm-like leaves ⓘ production of cones ⓘ stout trunks ⓘ |
| class | Cycadopsida NERFINISHED ⓘ |
| commonName | cycads ⓘ |
| conservationStatus |
many species endangered
ⓘ
many species threatened ⓘ |
| considered | among the most primitive living gymnosperms ⓘ |
| describedAs | living fossils ⓘ |
| diversifiedDuring | Mesozoic era ⓘ |
| division | Cycadophyta NERFINISHED ⓘ |
| firstAppearance |
Permian period
NERFINISHED
ⓘ
late Paleozoic ⓘ |
| habitat |
subtropical regions
ⓘ
tropical regions ⓘ warm temperate regions ⓘ |
| includesFamily |
Cycadaceae
NERFINISHED
ⓘ
Stangeriaceae NERFINISHED ⓘ Zamiaceae NERFINISHED ⓘ |
| isA |
ancient lineage of seed plants
ⓘ
gymnosperm order ⓘ seed plant order ⓘ |
| kingdom | Plantae ⓘ |
| leafArrangement | crown of leaves at stem apex ⓘ |
| leafType | pinnate leaves ⓘ |
| nativeTo |
Africa
ⓘ
Asia NERFINISHED ⓘ Australia ⓘ Central America ⓘ South America ⓘ islands of the Indian Ocean ⓘ islands of the Pacific ⓘ |
| peakDiversity | Jurassic period ⓘ |
| photosyntheticPathway | C3 ⓘ |
| phylum | Cycadophyta NERFINISHED ⓘ |
| pollination |
insect-pollinated
ⓘ
wind-pollinated ⓘ |
| reproductiveStructure |
female cones
ⓘ
male cones ⓘ |
| stemType |
short subterranean stem
ⓘ
unbranched trunk ⓘ |
| taxonRank | order ⓘ |
| threatenedBy |
habitat loss
ⓘ
illegal collection ⓘ overharvesting ⓘ |
| usedFor | ornamental plants ⓘ |
| woodType | manoxylic wood ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.