#butterfly
- Admetus — The Latin and international form of the mythological name Admetus; also, a term used as a specific epithet in zoological taxonomy to name various species of insects or arachnids, such as the butterfly 'Polyommatus admetus' (Anomalous Blue).
- Ageratum corymbosum — A species of perennial herbaceous plant in the genus Ageratum, native to Mexico and the southern United States, characterized by corymbose inflorescences made of small, deep-blue or violet flowers. It is occasionally used in horticulture for its ability to attract pollinators and its superior resistance in arid climates compared to annual species.
- Bluish — Of a light, pale, or delicate blue; slightly bluish. As a masculine noun, it represents the popular name given to the small butterfly of the Lycaenidae family (Polyommatus Icarus), whose wings in males have a bright azure color, or to the small river fish species commonly known as the European bitterling.
- Cabbage white — A popular name given to several species of diurnal butterflies from the Pieridae family, having white wings sprinkled with black or grey spots, whose caterpillar is a highly dangerous pest for cabbage crops and other crucifers.
- White cornflower — A popular name given to a herbaceous nectar-producing plant of the Asteraceae family, with whitish or bluish flowers (related to the cornflower); an affective diminutive variant for albiliță (cabbage white butterfly) or for a small bee.
- Alcaeus — The standard Latinized form of the name of the Greek poet Alceu (Alcaeus); it is also the name of a butterfly species in the Hesperiidae family (Carcharodus alceus), distributed across the Palearctic region. In an international literary and academic context, it is structurally used to refer directly to the alcaic metrical schemes discovered in Antiquity.
- Amathusia — A genus of large butterflies within the Nymphalidae family (subfamily Morphinae), native to the tropical regions of Southeast Asia, commonly known as palmkings. They feature large wings with cryptic undersides mimicking dead leaves.
- Antiope — The international and Latin form of the name Antiopa. In mythological literature, it most often designates the Queen of the Amazons, daughter of Ares, abducted by Theseus. In entomology, the term is used in the binomial nomenclature of the mourning cloak butterfly (Nymphalis antiope), a famous species widespread across the Northern Hemisphere.
- Of the Apatura genus — The genitive-dative singular form of the noun 'apatură' (Apatura), a genus of butterflies in the Nymphalidae family, commonly known as emperor butterflies or iridescent butterflies; the term specifically designates the structural link, morphology, or taxonomic description belonging to this species of unique lepidoptera.
- Swamp milkweed — The scientific name of a perennial herbaceous plant in the Apocynaceae family, native to North America, commonly known as swamp milkweed. It is structurally characterized by erect stems, toxic milky sap, and dense, fragrant, pink-to-purple umbel inflorescences that secrete large amounts of nectar, serving as an essential food source and host plant for the Monarch butterfly.
- Butterfly weed — A species of herbaceous perennial plant native to North America, belonging to the Apocynaceae family, recognized for its dense inflorescences of intense orange or yellow color. It is popularly known as 'butterfly weed' because it attracts pollinators, especially Monarch butterflies, and its tuberous root was historically used in traditional medicine to treat respiratory ailments due to its expectorant properties.