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Plagiochila integerrima
Plagiochila integerrima
Plagiochila integerrima is a very slow-growing aquatic liverwort, ideally placed in the midground of an aquascape, where it contributes to intricate and detailed layouts. Its delicate structure and modest light requirements make it suitable for naturalistic designs that prioritize stability and subtle textures.
Class:Liliopsida
Order:Jungermanniales
Family:Plagiochilaceae
Genus:Plagiochila
Species:Plagiochila integerrima
Formerly known as:
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Water Temperature
22 - 28 °C
pH Value
6 - 7.5
Water type
Freshwater
Light
Low to Medium
CO2
Medium - High
KH
2 - 10 dKH
Species description
Geographical Origin and Habitat: Plagiochila integerrima, like many species within the Plagiochila genus, typically originates from humid tropical and subtropical environments where it thrives under high moisture conditions. It is often found as an epiphyte or epilith, adhering to damp tree trunks, rocks, and mineral substrates near water bodies, waterfalls, or within dense rainforests. This natural habitat indicates its preference for stable, clean aquatic conditions in an aquarium, mimicking the oligotrophic and well-oxygenated waters of its native regions.
Taxonomy & Genetics: Belonging to the family Plagiochilaceae, Plagiochila integerrima is classified as a "leafy liverwort," a group of bryophytes distinguished from true mosses by their simpler organization and the absence of true stems and differentiated leaves. Liverworts are non-vascular plants that reproduce via spores and fragmentation, exhibiting a life cycle dominated by the gametophyte stage. Its classification highlights an ancient and distinct evolutionary lineage within the plant kingdom, specifically adapted to moist environments.
Physical Structure: The physical structure of Plagiochila integerrima is characterized by small "leaves" (more accurately, lobes) that develop laterally along a thin, creeping or erect thallus, creating a delicate and feathery appearance. These lobes are often imbricated and feature smooth margins, distinctive of its epithet "integerrima." Unlike vascular plants, it does not possess a true root system but attaches to surfaces using filamentous rhizoids that primarily serve an anchoring function, absorbing nutrients directly from the surrounding water across the entire thallus surface.
Color & Texture: This liverwort typically displays a bright green or slightly translucent coloration, which can vary in intensity depending on lighting conditions and the plant's overall health. Its texture is exceedingly fine and delicate, giving it a soft, velvety appearance underwater. The compact growth and finely structured lobes create a visual effect of density and depth, making it an excellent choice for naturalistic detailing in an aquascape.
Care, breeding and tankmates
Lighting & CO2: Plagiochila integerrima thrives under low to medium lighting conditions, making it an excellent choice for aquariums with less intense light requirements or for shaded areas within the layout. Excessive light can inhibit its growth or promote algal development on its surface, compromising its health. While CO2 injection is not strictly necessary for its survival given its very slow growth rate, a gentle supply can encourage more efficient metabolism and more vigorous growth, especially in densely planted tanks.
Nutrition & Substrate: As an aquatic bryophyte without a true root system, Plagiochila integerrima absorbs all nutrients directly from the
Water Chemistry: This liverwort prefers stable and clean water conditions. Maintaining the temperature between 20 and 28 degrees Celsius is ideal for its growth, although it tolerates brief fluctuations. Carbonate hardness (KH) values should be kept within the 2-12 range, while the optimal pH is between 6.0 and 7.5, reflecting its preference for slightly acidic to neutral waters. Stability in these parameters is more critical than specific values at the extremes of the range, as bryophytes are sensitive to abrupt changes in their aquatic environment.
Space Management & Placement: Plagiochila integerrima is excellent for foreground or midground placement in the aquarium, where its very slow growth can be utilized to create delicate details and a sense of depth. It can be attached with thin fishing line or cyanoacrylate glue to rocks and driftwood, where it will naturally adhere over time. Its small size and controlled growth make it ideal for small to medium-sized layouts, allowing it to add texture and visual complexity without rapidly overgrowing surrounding areas.
Pruning: Given its very slow growth rate, pruning of Plagiochila integerrima is rarely necessary and usually limited to removing old, damaged, or overly long sections to maintain the desired shape. Light trimming can be performed to encourage denser, more compact growth. It is important to use sharp scissors to avoid damaging the plant's delicate tissue and to only remove portions that interfere with the overall aquascape aesthetics or show signs of deterioration.
Risks & Diseases: Primary risks for Plagiochila integerrima include excessive algae growth, especially under too intense light or unbalanced nutrients, which can smother the plant. It is also susceptible to "melting" if exposed to abrupt changes in water conditions or harsh chemicals. Lack of specific nutrients, particularly micronutrients, can lead to faded coloration or stunted growth, highlighting the importance of a regular and balanced fertilization regimen.
Geographic Origin and Distribution
Plagiochila integerrima, like many species within the Plagiochila genus, typically originates from humid tropical and subtropical environments where it thrives under high moisture conditions. It is often found as an epiphyte or epilith, adhering to damp tree trunks, rocks, and mineral substrates near water bodies, waterfalls, or within dense rainforests. This natural habitat indicates its preference for stable, clean aquatic conditions in an aquarium, mimicking the oligotrophic and well-oxygenated waters of its native regions.
Origin
Africa and Madagascar
Plant profile
- Placement
- No verified data available
- Botanical form
- No verified data available
- Growth
- No verified data available
- Substrate
- No verified data available
- Column fertilization
- No verified data available
- Root fertilization
- No verified data available
- Trimming
- No verified data available
- Propagation
- No verified data available
- Nutrients
- No verified data available
- Sensitivity
- No verified data available
- Layout role
- No verified data available
Image gallery
Licensed images linked to the species or, when marked, to the closest representative taxon.
Related species
Recommendations grouped by close relatives, companion choices, and similar care.
