Tag Archives: Osmunda cinnamomea

Word of the Week: Pubescent

Generally, the hairy surface (indumentum) of a stem, leaf, calyx, or corolla is described as pubescent. The individual hair (trichome) is an outgrowth of the epidermis. There are a number of different terms to describe hairiness,… Continue reading

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Word of the Week: Crosier

When the frond (leaf) of a fern emerges from its underground rhizome, its head is coiled (circinate). Its appearance has been likened to a crosier (a bishop’s curved staff) or the scroll on the head of some stringed instruments, hence the commonly used term fiddlehead… Continue reading

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