Scape, Scapose

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Scape:  a peduncle that arises from the base of a plant and lacks well-developed stem leaves.  Very small leaflets or bracts may be present on scapes, however.

Scapose:  of or pertaining to a scape, or approximating the form of a scape.

At right:  scapose stem of
Taraxacum officinale (Asteraceae)