Pichinia disticha S.Y.Wong & P.C.Boyce

• Genus: Pichinia
• Botanical Background: Named for its type locality (Pichin, Serian, Sarawak); described by Wong & Boyce in Gardens’ Bulletin Singapore (2010).

• Geographical Range: Known only from Pichin, Serian, Samarahan Division, Sarawak, Borneo.
• Environment: Perhumid evergreen limestone forest (100–250 m asl) and lithophyte on exposed rock faces in wet tropical biome.

Leaves

• Distichous, oblong‑lanceolate, chartaceous
• Pale olive-green adaxially, glaucous abaxially
• Persistent, free ligular petiolar sheath
  

Inflorescence (Spadix & Spathe)

• Solitary, erect spathe (~8 cm), caducous limb
• Conico‑cylindric spadix with basal adnate attachment
• Pollen extruded in strings

Growth Habit

• Lithophytic subshrub
• Creeping-to-erect rhizome
• Monoeuphyllous modules

Light Requirements

• Bright, indirect light
• Avoid direct sun

Watering & Humidity

• Keep substrate moist 
• Allow top layer to dry
• Humidity ≥60%

Soil & Potting Mix

• Well-draining aroid mix (equal parts bark, perlite, peat)

Temperature & Fertilizer

• 18–27 °C
  
• Dilute balanced fertilizer monthly in growing season

Division

• Separate rhizome into sections, each with ≥1 growth bud

Stem Cuttings (if applicable)

• Cuttings with ≥1 node
• Root in water or moist perlite

Seeds

• No data on seed propagation for this species

Typical Issues

• Spider mites, mealybugs
  
• Root rot

Treatment Recommendations

• Wipe leaves
• Organic insecticide
• Repot in fresh mix
• Reduce watering

• Unique shoot architecture enhances litter‑trapping on vertical rock faces
  

• Highly prized by collectors for rarity and unusual distichous foliage

Wild Population Status

• Narrow endemic
• Potentially vulnerable

Market Availability

• Extremely rare
• Seldom offered commercially