STRAAT Dutch Style · Plant Encyclopedia

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Aridarum caulescens

Aridarum caulescens Bogner

🌍 Borneo · rocky rapids Rare CO₂ Optional Diff.: ★★★ 📏 Hardscape 📈 Slow

Rare rheophytic plant from Borneo, related to Bucephalandra. Grows on stone in rapids. Small dark green leaves on longer stems than Bucephalandra. Rheophytic growth requires good water flow.

⚗️ Water parameters

🌡️ Temp

20–27 °C

⚗️ pH

5.5–7.5 pH

🔵 KH

0–8 °dKH

💧 GH

1–12 °dGH

📊 TDS

50–300 ppm

🌿 CO₂

10–25 ppm

🧪 NO₃

5–20 ppm

🔬 PO₄

0.1–0.5 ppm

⚙️ Fe

0.05–0.2 ppm

💡 PAR

10–80 µmol

🪨 Hardscape — attach to stone/wood

🇳🇱 Dutch Style

Rare Borneo rheophyte related to Bucephalandra. Hardscape plant.

💡 Tips

Rheophytic — good water flow essential
Rhizome NEVER buried
Related to Bucephalandra
Borneo endemic — rare

🔍 Problems

⚠ Leaves melt

→ Insufficient flow or adaptation emersed→submerged

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Crepidomanes sp. Vietnam

Crepidomanes sp. 'Vietnam'

🌍 Vietnam · subtropical mountain forest Rare CO₂ Optional Diff.: ★★★ 📏 Hardscape — shaded areas 📈 Extremely slow

Rare miniature fern (not related to true aquarium ferns). Extremely slow-growing. Transparent, fragile leaves. Requires optimal parameters and stable conditions. For advanced aquarists.

⚗️ Water parameters

🌡️ Temp

18–24 °C

⚗️ pH

5.5–7 pH

🔵 KH

0–4 °dKH

💧 GH

0–8 °dGH

📊 TDS

20–150 ppm

🌿 CO₂

10–20 ppm

🧪 NO₃

2–10 ppm

🔬 PO₄

0.05–0.2 ppm

⚙️ Fe

0.02–0.1 ppm

💡 PAR

5–40 µmol

Very little light — shade plant

🪨 Hardscape — attach

🇳🇱 Dutch Style

Ultra-rare miniature fern for shadow areas of Dutch style hardscape.

💡 Tips

Extremely slow — weeks per new leaf
Transparent leaves are fragile
Lower temperatures (< 24°C) preferred
Low light required — no direct strong light

🔍 Problems

⚠ Leaves dry/melt

→ Too much light, too warm or too high NO₃

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Dicranopygium Guna Yala

Dicranopygium sp. 'Guna Yala'

🌍 Panama · Guna Yala (San Blas islands) Rare CO₂ Recommended Diff.: ★★★ 📏 Foreground 📈 Slow

Extremely rare aquatic plant from Panama. Small rosette-like structure. Rarely available in trade. Extremely little documented. Requires soft warm water.

⚗️ Water parameters

🌡️ Temp

22–28 °C

⚗️ pH

5.5–7 pH

🔵 KH

0–4 °dKH

💧 GH

1–8 °dGH

📊 TDS

30–150 ppm

🌿 CO₂

15–25 ppm

🧪 NO₃

2–10 ppm

🔬 PO₄

0.05–0.2 ppm

⚙️ Fe

0.05–0.2 ppm

💡 PAR

40–120 µmol

🪨 Rijke zachte soil

🇳🇱 Dutch Style

Ultra-zeldzame Panamese plant — nauwelijks beschikbaar en gedocumenteerd.

💡 Tips

Extremely rare — barely documented
Soft water required
Keep all specimens

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Hemianthus micranthemoides White

Hemianthus micranthemoides Naudin 'White'

🌍 North America — variegated mutant Rare CO₂ Required Diff.: ★★★ 📏 Foreground/Midground 📈 Medium

Special white variegated mutant of the otherwise green H. micranthemoides (pearlweed). Small leaves with white/cream variegation. More difficult to keep than the green variant. Rare and sought-after.

⚗️ Water parameters

🌡️ Temp

18–28 °C

⚗️ pH

5.5–7.5 pH

🔵 KH

0–6 °dKH

💧 GH

1–10 °dGH

📊 TDS

50–200 ppm

🌿 CO₂

20–30 ppm

🧪 NO₃

5–15 ppm

🔬 PO₄

0.1–0.5 ppm

⚙️ Fe

0.05–0.2 ppm

💡 PAR

60–180 µmol

🪨 Rich soil recommended

🇳🇱 Dutch Style

Rare white pearlweed mutant for Dutch style accent.

💡 Tips

White variegata — rare mutant
More difficult than green variant
CO₂ required for white colours

🔍 Problems

⚠ White zones disappear

→ Unstable parameters or CO₂ deficiency

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Indotristicha ramosissima

Indotristicha ramosissima (Wight) C.Cusset

🌍 India · Sri Lanka · rocky rapids Rare CO₂ Optional Diff.: ★★★ 📏 Hardscape — strong current 📈 Slow

Rare rheophytic plant belonging to the Podostemaceae. Grows on stone in fast-flowing water. Distinctive in appearance. Requires excellent water flow. Difficult to keep in static aquarium.

⚗️ Water parameters

🌡️ Temp

20–27 °C

⚗️ pH

5.5–7.5 pH

🔵 KH

0–6 °dKH

💧 GH

1–10 °dGH

📊 TDS

30–200 ppm

🌿 CO₂

10–20 ppm

🧪 NO₃

2–10 ppm

🔬 PO₄

0.05–0.2 ppm

⚙️ Fe

0.02–0.1 ppm

💡 PAR

50–150 µmol

🪨 Steen — bevestigen

🇳🇱 Dutch Style

Rare rheophyte for Dutch style with powerful flow.

💡 Tips

Excellent water flow REQUIRED
Attach to stone
Podostemaceae — special plant family
Difficult to keep without strong flow

🔍 Problems

⚠ Plant deteriorates

→ Insufficient water flow

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Sclerolepis uniflora

Sclerolepis uniflora (Walt.) Britton, Sterns & Poggenb.

🌍 North America · subtropical marsh areas Rare CO₂ Recommended Diff.: ★★★ 📏 Foreground/Midground 📈 Slow

Rare North American marsh plant. Grows in acidic soft water. Small curled leaves. Limited availability in trade. Medium-high difficulty.

⚗️ Water parameters

🌡️ Temp

15–25 °C

⚗️ pH

5–7 pH

🔵 KH

0–4 °dKH

💧 GH

1–8 °dGH

📊 TDS

30–150 ppm

🌿 CO₂

15–25 ppm

🧪 NO₃

2–15 ppm

🔬 PO₄

0.05–0.3 ppm

⚙️ Fe

0.05–0.2 ppm

💡 PAR

50–150 µmol

🪨 Zachte rijke soil

🇳🇱 Dutch Style

Zeldzame Noord-Amerikaanse moerasplant voor Dutch style.

💡 Tips

Acidic soft water required
Rare in trade
Moderate temperatures