https://bioone.org/journals/Evansia/volume-28/issue-3/079.028.0302/Brothera-leana-Sull-Müll-Hal-Dicranaceae-in-New-Mexico/10.1639/079.028.0302.full

image from: https://bioone.org/journals/Evansia/volume-28/issue-3/079.028.0302/Brothera-leana-Sull-Müll-Hal-Dicranaceae-in-New-Mexico/10.1639/079.028.0302.full

Introduction

In the vast and captivating world of bryophytes, the Bartramia maderensis Müll.Hal. moss stands out as a remarkable species within the Bartramiaceae

http://azoresbioportal.uac.pt/pt/especies-dos-acores/chenia-leptophylla-11918/

image from: http://azoresbioportal.uac.pt/pt/especies-dos-acores/chenia-leptophylla-11918/

family. Often referred to simply as Bartramia, this unassuming yet fascinating moss has captured the hearts of enthusiasts worldwide with its unique characteristics and ecological significance.

Background

Before delving into the intricacies of this moss, it’s essential to understand its taxonomic classification. Bartramia maderensis Müll.Hal.

https://www.researchgate.net/figure/Fissidens-serratus-MuellHal-A-Habit-B-Plant-C-D-Leaves-E-Perichaetial-leaf-F-G_fig8_351104512

image from: https://www.researchgate.net/figure/Fissidens-serratus-MuellHal-A-Habit-B-Plant-C-D-Leaves-E-Perichaetial-leaf-F-G_fig8_351104512

belongs to the phylum

https://www.thebryophytanursery.com/listing/1189538920/rare-pincushion-moss-bartramia

image from: https://www.thebryophytanursery.com/listing/1189538920/rare-pincushion-moss-bartramia

Bryophyta, which encompasses all mosses, liverworts, and hornworts. Within this phylum, it is part of the class Bryopsida, commonly known as the true mosses.

Main Content

Morphology and Identification

Bartramia maderensis Müll.Hal. is a striking moss that can be easily identified by its distinctive features. Its gametophyte (the haploid, gamete-producing phase) consists of erect, unbranched stems that can reach heights of up to 10 centimeters. The leaves are lanceolate (lance-shaped) and spirally arranged

https://www.gbif.org/es/species/2673552

image from: https://www.gbif.org/es/species/2673552

around the stem, creating a striking radial pattern.
One of the most remarkable characteristics of this moss is its sporophyte (the diploid, spore-producing phase). The seta (the stalk that supports the capsule) is elongated and twisted, giving the appearance of a corkscrew. This unique feature has earned Bartramia maderensis Müll.Hal. the nickname “apple moss” due to its resemblance to a miniature apple on a stem.

Global Distribution and Habitat

Bartramia maderensis Müll.Hal. is widely distributed across various regions of the world, including Europe, North America, South America, Asia, and Africa. It thrives in a diverse range of habitats, from moist and shaded rock crevices

https://www.gbif.org/es/species/9415978

image from: https://www.gbif.org/es/species/9415978

to decaying logs and soil banks in forests.
This moss exhibits a remarkable ability to adapt to different environmental conditions, making it a resilient and versatile species. However, it tends to favor humid and temperate climates, where it can find the ideal balance of moisture and shade.

Ecological Roles and Adaptations

Despite its small size, Bartramia maderensis Müll.Hal.

https://www.forestryimages.org/browse/detail.cfm?imgnum=1115125

image from: https://www.forestryimages.org/browse/detail.cfm?imgnum=1115125

plays a crucial role in its ecosystem. As a pioneer species, it contributes to the stabilization of soil and the facilitation of succession for other plant species. Its dense mats create a microhabitat that provides shelter and moisture for various invertebrates, such as insects and arthropods.
One of the remarkable adaptations of this moss is its ability to tolerate desiccation. During periods of drought, it can enter a state of dormancy, reviving once moisture becomes available again. This resilience allows Bartramia maderensis Müll.Hal. to thrive in environments with fluctuating water availability.

Case Studies/Examples

In a recent study conducted in the Appalachian Mountains of North America, researchers discovered that Bartramia maderensis Müll.Hal. played a crucial role in the recovery of forest ecosystems after disturbances such as logging or wildfires. Its ability to rapidly colonize disturbed areas and create a stable substrate facilitated the establishment of other plant species, accelerating the process of ecological succession.

Technical Table

https://www.britishbryologicalsociety.org.uk/learning/species-finder/bartramia-halleriana/

image from: https://www.britishbryologicalsociety.org.uk/learning/species-finder/bartramia-halleriana/

https://www.researchgate.net/figure/a-m-In-vitro-growth-of-Entodon-macropodus-Hedw-Muell-Hal-a-Germinated-spores-b-c_fig1_269775914

image from: https://www.researchgate.net/figure/a-m-In-vitro-growth-of-Entodon-macropodus-Hedw-Muell-Hal-a-Germinated-spores-b-c_fig1_269775914

Characteristic Description
Phylum Bryophyta
Class Bryopsida
Family Bartramiaceae
Genus Bartramia
Species maderensis
Gametophyte Erect, unbranched stems up to 10 cm tall
Leaves Lanceolate, spirally arranged
Sporophyte Elongated, twisted seta (stalk)
Habitat Moist rock crevices, decaying logs, soil banks
Distribution Europe, North America, South America, Asia, Africa

Conclusion

https://briofitedelmatese.blogspot.com/2018/03/entosthodon-fascicularis-hedw-mull-hal.html

image from: https://briofitedelmatese.blogspot.com/2018/03/entosthodon-fascicularis-hedw-mull-hal.html