신갈나무
Dominant canopy species of the Korean temperate forest. Observed leaf-fall pattern suggests accelerated succession in cleared plots.
소나무
Red pine. Pioneer species on disturbed sites. Bark texture catalogued across 47 specimens — no two identical.
느티나무
Vase-shaped crown. Village guardian tree.
단풍나무
Leaf morphology: 5-7 lobes, serrate margins.
은행나무
Living fossil. Fan-shaped leaves yellow in autumn — the last to fall, the first remembered. Root system extends 3x crown radius.
벚나무
Flowering cherry. Ephemeral bloom period of 7-10 days documented annually. Petal-fall velocity measured at 5cm/s in still air. The researcher noted: "beauty is data too."
자작나무
White bark. Paper-thin layers peel in scrolls.
산수유
Cornelian cherry dogwood. Yellow flowers before leaves emerge. Fruit used in traditional medicine — recorded in field notes margin: "sour, astringent, vital."
물푸레나무
Compound leaves. Bark dye yields blue.
버드나무
Korean willow. Riparian habitat. Roots seek water with precision measured at 2.3m lateral growth per season. The greenhouse pools still feed them.