2021-04-20-16-20-50.jpg

2021-04-20-16-20-50.jpg from: https://www.britishbryologicalsociety.org.uk/learning/species-finder/seligeria-acutifolia/

Introduction

Welcome to the fascinating world of

seligeria_acutifolia.jpg

seligeria_acutifolia.jpg from: https://www.earth.com/plant-encyclopedia/Bryophytes/Seligeriaceae/seligeria-acutifolia/en/

Seligeria acutifolia Lindb., a captivating moss species from the Seligeriaceae family, commonly known as Seligeria. This unassuming yet remarkable plant belongs to the Bryophyta (mosses) division and the Bryopsida class, making it a true marvel of nature’s intricate design.

Background

Before we delve into the intricacies of Seligeria acutifolia Lindb., let’s set the stage with a brief background. Mosses are ancient, non-vascular plants that have been around for over 400 million years, predating even the dinosaurs. These resilient organisms play crucial roles in various ecosystems, acting as pioneers in colonizing new environments and contributing to soil formation and water retention.

Main Content

Morphology and Identification

Seligeria acutifolia Lindb. is a small, acrocarpous moss, meaning its sporophytes (spore-bearing structures) grow at the tips of the stems. Its leaves are acutifolia

medium.jpeg

medium.jpeg from: https://ecuador.inaturalist.org/taxa/168779-Seligeria-acutifolia

(sharply pointed), a characteristic that lends this species its name. The plants form dense, cushion-like tufts or mats, often adorning rocks, walls, or soil with their vibrant green hues.

Global Distribution and Habitat

This moss species has a widespread distribution, found across Europe, Asia, North America, and parts of Africa. It thrives in a variety of habitats, including calcareous (limestone-rich) areas, rock crevices, soil banks, and even old walls or buildings. Seligeria acutifolia Lindb. is a true survivor, able to withstand harsh conditions and colonize seemingly inhospitable environments.

Ecological Roles and Adaptations

Despite its diminutive size, Seligeria acutifolia Lindb. plays a vital role in its ecosystems. As a pioneer species, it helps stabilize and enrich soils, creating favorable conditions for other plants to establish themselves. Additionally, these mosses provide microhabitats for various invertebrates, contributing to biodiversity.

2_56_orig.jpg

2_56_orig.jpg from: https://siamgreenculture.com/selaginella-aff-lindhardii—-rare-terrarium-spike-moss.html


One of the remarkable adaptations of Seligeria acutifolia Lindb. is its ability to withstand desiccation (drying out) and rapidly rehydrate when moisture becomes available. This trait, known as poikilohydry, allows the moss to survive in arid environments and bounce back to life after prolonged dry periods.

Case Studies/Examples

In a study conducted in the United Kingdom, researchers found Seligeria acutifolia Lindb. thriving on ancient stone walls and buildings, demonstrating its ability to colonize human-made structures. This moss’s resilience and adaptability make it a valuable indicator species for monitoring environmental changes and assessing the health of ecosystems.

Technical Table

seligeria_oelandica.jpeg

seligeria_oelandica.jpeg from: https://www.earth.com/plant-encyclopedia/Bryophytes/Seligeriaceae/seligeria-oelandica/en/

Seligeria-calycina-0314.jpg

Seligeria-calycina-0314.jpg from: https://www.britishbryologicalsociety.org.uk/learning/species-finder/seligeria-calycina/

7a7c0867660b68d416f3891fe8f1d21f.jpg

7a7c0867660b68d416f3891fe8f1d21f.jpg from: https://www.pinterest.es/pin/selaginella-kraussiana-aurea-club-moss-golden-variety–127789708151110139/

Characteristic Description
Division Bryophyta (mosses)
Class Bryopsida
Family Seligeriaceae
Genus Seligeria
Species Seligeria acutifolia Lindb.
Growth Form Acrocarpous (sporophytes at stem tips)
Leaf Shape Acutifolia
Seligeria%2BDarren%2BFach%2B27042017.JPG

Seligeria%2BDarren%2BFach%2B27042017.JPG from: https://southwalesbryos.blogspot.com/2017/05/a-visit-to-darren-fach-sssi.html

(sharply pointed)

Habitat Calcareous areas, rock crevices, soil banks, old walls/buildings
Distribution Europe, Asia, North America, parts of Africa
Ecological Role Pioneer species, soil stabilization, microhabitat provision
Adaptation Poikilohydry (desiccation tolerance)

Conclusion

Seligeria acutifolia Lindb., a humble yet remarkable moss, reminds us of the incredible diversity and resilience found in the natural world. From its ability to colonize seemingly inhospitable environments to its vital ecological roles, this species is a true testament to the wonders of bryophyte evolution. As we continue to explore and appreciate the intricate tapestry of life, let us ponder: What other hidden marvels await our discovery in the realm of mosses and their kin?

depositphotos_40267275-stock-photo-selaginella-florist-tropical-moss.jpg

depositphotos_40267275-stock-photo-selaginella-florist-tropical-moss.jpg from: https://depositphotos.com/40267275/stock-photo-selaginella-florist-tropical-moss.html

992162.jpg

992162.jpg from: https://www.bio-forum.pl/messages/3280/992154.html