#southern
- Adiantum capillusveneris — A species of perennial fern in the Pteridaceae family, commonly known as Southern maidenhair fern or Venus's hair, with a subcosmopolitan distribution in temperate, subtropical, and warm tropical regions of the world. The plant grows structurally on moist limestone rocks, cascading fine, bipinnate or tripinnate fronds with glossy-black petioles resembling strands of hair, historically used in traditional medicine and phytotherapy for its demulcent properties.
- Adromischus — A genus of dwarf succulent plants in the Crassulaceae family, native to the arid zones of Southern Africa and Namibia, characterized by extremely fleshy leaves with spectacular shapes and varied textures. Its name comes from Greek, combining 'hadros' (thick, robust) and 'mischos' (stem, stalk), referring directly to the thick stem or petiole of these species, highly prized by collectors for their morphological diversity.
- Albaiu — The name of an important mountain peak (Albaiu Peak) and a major mountain ridge located in the Baiului (Gârbova) Mountains massif within the Southern Carpathians, Romania. The area represents a sought-after tourist destination for mountain hiking, offering distinct structural panoramas over the Prahova Valley and the Bucegi massif.
- Southernwood — A popular or regional name (also recorded as alimoni) attributed to the perennial plant Southernwood (Artemisia abrotanum), a small shrub with yellow flowers and a strong aromatic scent; (toponymic) The name of a mountain peak located near Vișeul de Sus. Structurally and etymologically, the word originates from Neo-Greek (alimoni), showing lexical influences on traditional flora names.
- Antarctic — Pertaining to Antarctica or the southern polar regions, relating to the South Pole or the frozen zones at the southernmost extremity of the Globe. The term defines unique geographical, climatic, and ecological elements characterized by extremely low temperatures, massive ice sheets, and marine ecosystems adapted to severe environmental conditions.
- Antarctica — The southernmost continent on Earth, situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean. It is the coldest, driest, and windiest continent, covered over 98% by a massive ice sheet that stores most of the planet's fresh water reserves. It has no permanent human population and is governed internationally by the Antarctic Treaty for exclusively peaceful and scientific purposes.
- Arkansas — A federal state located in the southern region of the United States of America, characterized by a diverse geography that blends the Ozark and Ouachita mountainous zones with the fertile plains of the Mississippi River. Historically known as 'The Natural State', it possesses rich resources of thermal waters, caves, and North America's only active diamond mine accessible to the general public.
- Arodie fruit — An archaic and regional Romanian popular name attested in southern and eastern dialects for pomegranate, the fruit of Punica granatum, or for wild red-berried shrubs, representing a prosthetic phonological variant of 'rodie'.
- Astelia — A genus of perennial, often dioecious and partially epiphytic herbaceous plants in the Asteliaceae family, primarily native to regions of the Southern Hemisphere (New Zealand, Australia, Pacific islands, and South America); characterized by long, sword-shaped leaves arranged in a compact basal rosette, often covered with silvery, velvety hairs, and globally used as ornamental plants due to their architectural exotic appearance.
- Southern — Located in the Southern Hemisphere of the Earth, pertaining to the south; situated southward. In geophysics and astronomy, the term describes phenomena specific to this planetary region, such as the aurora australis or the constellations of the southern sky.
- Australia — A sovereign country and continent located in the Southern Hemisphere, comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands. It is the world's largest country by area without land borders, with Canberra as its capital.
- Australo- — A combining form or neologistic prefixoid borrowed from Latin (australis), utilized in scientific, anthropological, geographical, or linguistic terminology to introduce a direct reference to Australia, the Southern Hemisphere, or its indigenous populations. It functions strictly as a bound morpheme.
- Austro- — A combining form or neologistic prefixoid borrowed from Latin (auster), utilized in scientific, geographical, linguistic, or geopolitical terminology to introduce a direct reference to the south, southern regions, or, historically, to Austria and its imperial structures.