1. Ornamental plant of Middle East cultivated for its dark purple spathe
   - black calla

Type of: aroid, arum

Part of: genus Arum

• intermediate
• intermediate host
• intermediate temporal artery
• work over
• work papers
• work party
• work permit
• work shift
• work shoe
• work song
• work stoppage
• work study
• work surface
• work through
• work time
• work to rule
• work unit
• work up
• work-clothes
• work-clothing
• work-in
• work-shirt
• work-shy
• work-study program
• workable