Lycopodium annotinum



The sporophylls of this species are localized in a terminal conelike structure known as a strobilius. The strobilus is a stem of short internodes and fertile appendages. Note B, the herbarium specimen.


(C.) Photomicrograph of a longisection of the strobilus. Note the sporangium and sporophyll. (D.) Drawing c.s., central cylinder of an upright stem with xylem in stellate arrangement surrounded by phloem. (E.) Photomicrograph, c.s. of root.

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