Spathiphyllum cochlearispathum (Peace Lily)

Native to tropical America, Peace Lilies are not true lily plants (Lilaceae). These are instead aroids of the Araceae family that produce
characteristics inflorescences with dozens of individual flowers per inflorescence. They are very tolerant of low light levels and suffer few ailments.

Spathiphyllum cochlearispathum (Peace Lily)
Family: Araceae
Subspecies: x ‘Clevelandii’, ‘Wallisii’ (to only 45 centimeters tall)
Native: tropical South America
Hardiness Zones: 10-11, prefers 16-26 degrees Celsius (60-80 degrees Fahrenheit), below 4 C (40 F) damages leaves and roots)
Height: commonly to 1 meter, rarely to 1.8 meters tall
Diameter: commonly to 0.6 meters, rarely to 1.5 meters wide
Root System: fibrous
Growth Rate: slow to moderate
Age: perennial, sometimes over 20 years old
Deciduous: no (tropical)
Monoecious/dioecious: monoecious
Monocot/dicot: monocot

Tolerates: shade, air pollutants
Problems (major): none
Problems (minor): mealybugs, leaf scorch in full sun
Poisonous: toxic to ingest
Soil requirements: prefers a well-drained, porous, slightly acidic, sandy loam
Air requirements: pollution tolerant, purifies air by removing benzene, formaldehyde, and other pollutants
Watering requirement: moderate, keep soil moist but allow to dry slightly between waterings
Sun requirement: dappled to heavy shade
Leaf shape: elliptical to lanceolate, glossy
Leaf size: to 65 centimeters long (including petiole) by 25 centimeters wide
Flower structure: inflorescence, spadix (initially white turning green), spathe (enclosing spadie, white turning green after around 10 days, to 30 centimeters long), peduncle green to 40 centimeters
Flowering frequency: year-round
Fruit type: fleshy, berry-like white, develop within eight months for seed maturation
Fruit dispersal: likely by birds
Subterranean storage organ: stems (subterranean and above-ground, easily divided)
Epiphyte: no
Notable characteristics:
The large white inflorescences bloom year-round and may persist for up to a month.

Uses:
These are common houseplants due to their low light tolerance, air purification quality, and tendency to bloom consistently.

Sources used:

DSC08251
Light green foliage

peace_lily_mobot_1
Mature S. cochlearispathum at Missouri Botanical Garden

peace_lily_mobot_2
Inflorescence (MoBot)

All of the images provided were taken by me. They may be used for educational/informational purposes only, provided that this article/online journal is appropriately cited first.

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