In heraldry, Alisaunder, an old heraldic term for the Alexanders flower or masterwort, is a symbol associated with healing, protection, and cultivated growth, reflecting the plant’s historical use in medicine and herb lore. As with many botanical charges in heraldry, its meaning can also extend to fertility, renewal, and a family’s connection to the land, gardens, or learned traditions of cultivation.

Because Alisaunder is a relatively obscure term today, it is not among the most widely recognized heraldic plants, yet this rarity gives it a distinctive and scholarly character when it appears in armorial design. Its use may have been especially appealing in periods when plants were valued not only for beauty but also for their symbolic and practical virtues, allowing a coat of arms to suggest knowledge, care, and beneficial influence. Specific famous examples are not always easy to identify, but in heraldry the inclusion of named plants often carries canting, local, or personal significance, linking the charge closely to a family, estate, or tradition. As a heraldic symbol, Alisaunder stands out as a refined and unusual botanical emblem, suggesting both the richness of medieval symbolism and the enduring importance of nature in the language of arms.