*largepreview.png from: https://www.researchgate.net/publication/280989042_Taxonomic_Revision_of_the_Moss_Genus_Lepidopilidium_Pilotrichaceae*

Exploring the Fascinating World of Lepidopilidium theriotii Naveau Moss

Briofitos-epifilos-en-el-campo-A-Hoja-colonizada-por-briofitos-cerro-Zapatero-estado_Q320.jpg from: https://www.researchgate.net/publication/262478045_Contribucion_al_conocimiento_de_los_briofitos_epifilos_de_Venezuela

Distributions-of-Lepidopilidium-species-A-Lepidopilidium-furcatum-Thwaites-Mitt.ppm from: https://www.researchgate.net/figure/Distributions-of-Lepidopilidium-species-A-Lepidopilidium-furcatum-Thwaites-Mitt_fig5_280989042

Lepidopilidium theriotii Naveau is a captivating species of moss belonging to the Pilotrichaceae family. Commonly known as Lepidopilidium, this tiny but mighty plant plays important ecological roles. In this blog post, we’ll dive into the intriguing world of Lepidopilidium theriotii Naveau and discover what makes it so special.

Background on Bryophyta and Bryopsida

Before we explore Lepidopilidium theriotii specifically, let’s briefly cover the broader groups it belongs to. Bryophyta is the phylum that contains all mosses, liverworts, and hornworts. Within Bryophyta, Bryopsida is the class that includes the “true mosses.” Lepidopilidium theriotii is classified under Bryopsida.

Morphology and Identification

*Tortella_humilis_MA043-wet_1612484242.jpg from: https://bryophyteportal.org/portal/taxa/index.php?taxauthid=1&taxon=161150&clid=3*

Lepidopilidium theriotii is a small moss, typically growing in dense mats or cushions. Its leaves are ovate-lanceolate in shape and have a distinctly serrated margin near the leaf tip. The leaf cells are elongated and the costa (midrib) extends to near the apex. Sporophytes are rare but when present, the capsules are ovoid and borne on a short seta.

*moss_platyhypnidium_riparioides_28-12-14_7.jpg from: https://www.aphotoflora.com/moss_platyhypnidium_riparioides.html*

*lepidoziaulothri1.jpeg from: https://www.kaimaibush.co.nz/liverworts/lepidoziaceae3.html*

Global Distribution and Habitat

This moss has a pantropical distribution, meaning it is found in tropical regions around the world. It grows as an epiphyte on tree trunks and branches in moist, shaded habitats like rainforests and cloud forests. Countries where it has been recorded include Brazil, Costa Rica, Guadeloupe, and Madagascar.

Ecological Roles and Adaptations

Like many bryophytes, Lepidopilidium theriotii plays important roles in its ecosystem:

Moisture retention: Its dense growth form helps trap and retain moisture, regulating humidity in the microclimate.
Nutrient cycling: It aids in breaking down organic matter and cycling nutrients.
Providing habitat: It serves as a micro-habitat for various invertebrates.

Lepidopilidium has several adaptations for survival in its moist, shaded environment:

Poikilohydry: It can tolerate drying out and rehydrate when moisture is available again.
Rhizoids: These root-like structures help anchor the moss to its substrate.
Leaf arrangement: Its phyllotaxy (leaf arrangement) is such that the leaves overlap, aiding in water retention.

Conclusion