1. European viola with an unusually long corolla spur
   - horned violet, Viola cornuta

Derived forms: tufted pansies

Type of: viola

• strontia
• strontianite
• strontium
• strontium 90
• strop
• strophanthin
• strophanthus
• Strophanthus kombe
• Stropharia
• Stropharia ambigua
• Stropharia hornemannii
• Stropharia rugoso-annulata
• Strophariaceae
• strophe
• strophic
• stroppy
• stroud
• struck
• structural
• structural anthropology
• structural formula
• structural gene
• structural genomics
• structural iron
• structural linguistics