club mangrove vs Dark Crottle

Aegialitis annulata compared with Hypogymnia physodes

Taxonomic Classification

Rank	club mangrove	Dark Crottle
Kingdom	Plantae (Plants)	Fungi (Fungi)
Phylum	Magnoliophyta (Flowering Plants)	Ascomycota (Sac Fungi)
Class	Magnoliopsida (Dicots)	Lecanoromycetes (Lecanoromycetes)
Order	Caryophyllales (Caryophyllales)	Lecanorales (Lecanorales)
Family	Plumbaginaceae	Parmeliaceae
Genus	Aegialitis	Hypogymnia
Species	Aegialitis annulata	Hypogymnia physodes

Conservation Status

club mangrove

LC — Least Concern

Dark Crottle

LC — Least Concern

Physical Characteristics

Attribute	club mangrove	Dark Crottle
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.

Dark Crottle

Habitat

Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (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.