Definition

Noun: 1. A tropical American plant of the arum family, cultivated for its edible starchy tubers: Xanthosoma sagittifolium is the scientific name for a species of aroid plant native to tropical America. It is widely cultivated for its large, edible corms (underground stems), which are a staple food in many tropical regions. The plant is commonly known by various names including tannia, yautia, malanga, and arrowleaf elephant ear.

Examples of Usage

• The starchy corm of Xanthosoma sagittifolium is peeled, boiled, and used similarly to potatoes.
• Xanthosoma sagittifolium is valued for its tolerance to shaded growing conditions.

Advanced Usage

• In botanical and agricultural contexts: The name is used precisely to distinguish this specific species from other edible aroids like taro (). It is a standard term in scientific literature, agricultural guides, and taxonomic studies.
  • The study focused on the pest resistance of Xanthosoma sagittifolium compared to other root crops.

Variants and Related Words

• Common Names: tannia, yautia, malanga, new cocoyam, arrowleaf elephant ear.
• Genus: (the genus to which this species belongs).
• Related Food Crops: taro (), yam ( spp.), potato ().

Synonyms

• Tannia (most common English vernacular name)
• Yautia
• Malanga (note: this name can sometimes refer to related species)
• Arrowleaf elephant ear (descriptive name referring to the shape of its leaves)

Related Terms and Phrases

• Edible aroid: A general term for plants in the Araceae family cultivated for their edible corms or tubers, which includes .
• Root crop / Tuber crop: A crop grown primarily for its edible underground storage organs.
• Staple food: A primary food that is eaten routinely and in such quantities that it constitutes a dominant portion of a standard diet.

Noun

1. tropical American aroid having edible tubers that are cooked and eaten like yams or potatoes