club mangrove vs Pacific Oak Fern

Aegialitis annulata compared with Gymnocarpium disjunctum

Key Differences

• club mangrove is Least Concern while Pacific Oak Fern is Not Evaluated.

Taxonomic Classification

Rank	club mangrove	Pacific Oak Fern
Kingdom same	Plantae (植物)	Plantae (植物)
Phylum	Magnoliophyta (木兰植物门)	Tracheophyta
Class	Magnoliopsida (木兰纲)	Polypodiopsida (水龍骨綱)
Order	Caryophyllales (石竹目)	Polypodiales (水龙骨目)
Family	Plumbaginaceae	Cystopteridaceae
Genus	Aegialitis	Gymnocarpium
Species	Aegialitis annulata	Gymnocarpium disjunctum

Evolutionary Relationship

club mangrove and Pacific Oak Fern share a common ancestor at the Kingdom level: Plantae. (植物)

Conservation Status

club mangrove

LC — Least Concern

Pacific Oak Fern

NE — Not Evaluated

Physical Characteristics

Attribute	club mangrove	Pacific Oak Fern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

club mangrove

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Pacific Oak Fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Distributed across Canada, Norway, and United States.

club mangrove

Aegialitis annulata, commonly known as the club mangrove or looking-glass mangrove, is a small mangrove shrub or tree in the family Plumbaginaceae, one of the few members of this primarily non-mangrove family to be adapted to intertidal environments. The species is native to coastal mangrove forests and mudflats in Australia and Papua New Guinea, where it grows along the landward margins of mangrove ecosystems, often in areas subject to higher salinity and less frequent tidal inundation than more seaward mangrove species. Like other mangroves, A. annulata possesses salt-excreting glands on its leaves and has anatomical adaptations for salt tolerance. The elongated, club-like fruits are distinctive features of this species, floating on water and dispersing via tidal currents. A. annulata is classified as Least Concern by the IUCN, with a stable population in its native range. However, mangrove ecosystems globally face threats from coastal development, aquaculture expansion, and climate-related sea-level rise. In Australia, mangrove conservation is receiving increasing attention as these ecosystems are recognized as important carbon sinks and nursery habitats for fisheries.