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Microsorum pteropus 'Trident'
Microsorum pteropus 'Trident'
Microsorum pteropus 'Trident' is a cultivated variety of Java Fern, highly prized for its unique foliage and remarkable hardiness in the aquarium. It is an ideal midground plant that thrives in a wide range of conditions, making it suitable for both novice and experienced aquascapers.
Class:Liliopsida
Order:Polypodiales
Family:Polypodiaceae
Genus:Microsorum
Species:Microsorum pteropus 'Trident'
Formerly known as:
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Water Temperature
4 - 30 °C
pH Value
5 - 7.5
Water type
Freshwater
Light
Low to High
CO2
High
KH
0 - 10 dKH
Species description
Geographical Origin and Habitat: While the wild species Microsorum pteropus originates from the tropical and subtropical regions of Southeast Asia, where it typically grows attached to submerged wood and rocks in streams, the 'Trident' variety is a horticultural cultivar. This specific form does not occur naturally but is the result of selective breeding to achieve its distinct morphological characteristics. Consequently, it is a highly domesticated plant, perfectly adapted to a fully submerged aquatic life in aquariums.
Taxonomy & Genetics: Microsorum pteropus 'Trident' belongs to the Polypodiaceae family, a large group of ferns characterized by creeping rhizomes and reproduction via spores. As a cultivar, 'Trident' is a stable mutation or selection derived from the type species Microsorum pteropus. Its 'Trident' designation refers to the peculiar shape of its fronds, which branch into three or more distinct lobes, setting it apart significantly from the entire or weakly lobed leaves of the wild form.
Physical Structure: The physical structure of Microsorum pteropus 'Trident' is defined by a thick, creeping rhizome, from which thin roots emerge to anchor firmly to surfaces, and the distinctive fronds unfurl. The fronds, which are the most characteristic feature, display a much more branched and narrower shape compared to the nominal variety, resembling a trident or small deer antlers. Each leaf can reach considerable size, contributing to a bushy yet orderly appearance within the aquarium.
Color & Texture: The color of 'Trident' fronds ranges from a bright, vibrant green in younger leaves to a deeper, darker green as they mature. The texture is generally smooth and slightly leathery, imparting an inherent resilience to the plant. The multiple, narrow ramifications of the leaves create a visual effect of greater complexity and delicacy compared to the broader forms of traditional Java fern, adding an elegant detail to the aquascape.
Care, breeding and tankmates
Lighting & CO2: Microsorum pteropus 'Trident' is exceptionally tolerant regarding lighting, flourishing well under both low and high light conditions. Under higher light, growth might accelerate slightly, and leaf color could appear more vibrant, but excessive intensity without adequate CO2 and nutrients can lead to algae growth on the leaves. While CO2 injection is not strictly necessary for its survival, it will stimulate more vigorous growth and larger leaves, contributing to optimal overall health.
Nutrition & Substrate: As an epiphytic plant, Microsorum pteropus 'Trident' absorbs most of its nutrients directly from the
Water Chemistry: This fern exhibits remarkable flexibility regarding water parameters, tolerating a wide temperature range from 4.0 to 30.0 C, although stability around 20-26 C is optimal for consistent growth. The pH can also vary between 5.0 and 7.5, and carbonate hardness (KH) from 0.0 to 10.0, indicating great adaptability to diverse water conditions. Maintaining clean, well-oxygenated water is often more critical than achieving precise values, as long as they fall within the specified ranges.
Space Management & Placement: Given its slow growth rate and preference for attachment to hardscape, Microsorum pteropus 'Trident' is an excellent choice for midground placement. Its medium size and branched foliage create an interesting focal point without overwhelming the tank space. It can be utilized to add detail to driftwood, fill gaps between rocks, or create natural transitions between different sections of the aquarium, while also providing shelter for smaller fish species.
Pruning: Pruning of Microsorum pteropus 'Trident' is generally minimal and primarily performed for aesthetic purposes or to manage size. Older or damaged leaves, which may show signs of decay or algae, can be removed by cutting them at the base of the rhizome with sharp scissors. This encourages the growth of new fronds and improves the overall health of the plant, preventing the accumulation of decomposing organic matter.
Risks & Diseases: Microsorum pteropus 'Trident' is a robust plant, but it is not immune to problems. The most significant risk is rhizome rot if it is buried in the substrate, a condition that rapidly leads to its demise. Leaves may develop black spots or holes if there is a deficiency in potassium or other micronutrients. Algal infestations, particularly brush or hair algae, can occur on older leaves or in aquariums with nutrient imbalances and excessive light.
Geographic Origin and Distribution
While the wild species Microsorum pteropus originates from the tropical and subtropical regions of Southeast Asia, where it typically grows attached to submerged wood and rocks in streams, the 'Trident' variety is a horticultural cultivar. This specific form does not occur naturally but is the result of selective breeding to achieve its distinct morphological characteristics. Consequently, it is a highly domesticated plant, perfectly adapted to a fully submerged aquatic life in aquariums.
Origin
South and Southeast AsiaSelective breeding and cultivars
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.
