Botanical Nomenclature Decoded: Pinus resinosa Ait. vs. Soland.

Same Species, Different Authorities

Pinus resinosa Ait. and Pinus resinosa Soland. both refer to the same tree: red pine (also called Norway pine). The difference lies in the botanists who formally described and published the name.

The Abbreviations Explained

• Ait. = William Aiton (1731–1793), Scottish botanist, first director of Kew Gardens, published Hortus Kewensis (1789)
• Soland. = Daniel Solander (1736–1782), Swedish student of Linnaeus, sailed on Cook's first voyage, later keeper of British Museum's natural history collections

Historical Context

Both men worked within the Linnaean binomial system established by Carl Linnaeus (1707–1778). Before this system, plant names were chaotic descriptive phrases. Linnaeus standardized genus + specific epithet (e.g., Pinus resinosa).

The author citation (Ait., Soland.) credits who first validly published the name under Linnaean rules. Aiton's 1789 publication in Hortus Kewensis (vol. 3, p. 367) is generally accepted as the priority citation.

Why It Matters

Author citations prevent ambiguity when multiple botanists describe the same species independently. They're part of the formal scientific name, ensuring precise communication across centuries and languages.

Red Pine Quick Facts

• Native to northeastern North America
• Straight trunk, reddish bark, needles in pairs
• Important timber and plantation species
• State tree of Minnesota