이끼 — a haunted moss garden
The oldest land plants on Earth. Three lineages, 20,000 species, 470 million years of quiet persistence.
Peat Moss
The great carbon bank. A single Sphagnum bog stores more carbon per hectare than any tropical forest. This genus shapes entire ecosystems through acidification.
Common Haircap Moss
The tallest moss. Polytrichaceae possess a primitive vascular system -- internal water-conducting tubes that presage the xylem of later plants. A living fossil of plant evolution.
Common Liverwort
Flat, ribbonlike, alien. Marchantiales diverged from mosses 400 million years ago. Their gemma cups launch asexual clones like tiny catapults. A model organism for plant biology.
Cushion Moss
The white moss. Its leaves contain dead, hollow cells that scatter light, giving it a ghostly pale-green appearance. In dried specimens, it turns entirely white.
Stair-Step Moss
Grows in distinct annual tiers. Each year's growth steps over the last, creating a miniature staircase. Hylocomiaceae dominate boreal forest floors across the Northern Hemisphere.
Field Hornwort
The horn-shaped sporophyte grows from a flat thallus indefinitely -- unique among land plants. Anthocerotales possess a single chloroplast per cell, like algae. They remember the water.
Moss ecology is the ecology of patience. These organisms teach us what it means to persist.
Peatlands -- dominated by Sphagnum mosses -- store approximately 30% of all terrestrial carbon, despite covering only 3% of the Earth's land surface. When peatlands burn or are drained for agriculture, they release millennia of stored carbon in months.
A single Sphagnum plant can absorb 20 times its dry weight in water. Moss carpets regulate watershed hydrology, prevent erosion, and maintain stream temperatures for aquatic life. Remove the moss, and the landscape bleeds.
Mosses lack roots -- they absorb everything through their surfaces. This makes them exquisite sensors of air quality. The presence or absence of specific moss species tells a story about pollution, humidity, and ecosystem health that decades of instrumental monitoring might miss.
Many mosses can survive complete desiccation for years, even decades. When water returns, they revive within hours. Syntrichia ruralis has been revived after 20 years of herbarium storage. This is not dormancy -- it is a controlled death and resurrection.
Distinguish mosses by form. Each growth habit tells a survival story.
Upright growth. Sporophyte at stem tip. Cushion and turf forms. Found on rocks, soil, tree bases.
Creeping, mat-forming. Sporophyte on side branches. Feathery or woven carpets. Dominates forest floors.
Flat, ribbonlike. No true stems or leaves. Liverworts and hornworts. Ancient body plan from 470 million years ago.
iggi.boo
이끼 — moss
A digital garden for bryophytes.
Celebrating the slow, quiet beauty of the oldest land plants.