Glossary beginning with S

Description of botanical terms
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S

sinistrorse

twining to the left i.e. it is going towards your left hand as it crosses in front of the stem it is twining on.
Opposite: dextrorse

spikelet_true

Inflorescence structure of at least two sterile bracts with a small axis and 1-many flowers with their bract(s). Spikelet structure is variable.
True spikelets only exist in Poaceae and Cyperaceae. The bracts in these families have specialist terms: upper glume, lower glume, palea and lemna in Poaceae; spikelet bract, prophyll and floral bract in Cyperaceae. Urticle (GB) or perigynium (US) is a modified bract structure in Carex (Cyperaceae).

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith