noun
Pinophyta; conifer division
Scientific taxonomic term for the plant division that includes conifers, cycads, ginkgo, and gnetophytes. Used in biology and botany contexts.
裸子植物門にはマツやスギなどの針葉樹が含まれる。
The division Pinophyta includes conifers such as pines and cedars.
From 裸子 (らし, 'naked seed') + 植物 (しょくぶつ, 'plant') + 門 (もん, 'division, phylum'). A calque of the scientific term Gymnospermae.