In botany|lang=en terms the difference between rachilla and petiole
is that rachilla is (botany) a rachis of secondary or higher order in leaves and ferns that are compound more than once while petiole is (botany) the stalk of a leaf, attaching the blade to the stem.
As nouns the difference between rachilla and petiole
is that rachilla is (botany) the part of a spikelet, in grasses and sedges, that bears the florets while petiole is (botany) the stalk of a leaf, attaching the blade to the stem.
rachilla
English
Alternative forms
* rhachilla
Noun
(en-noun)
(botany) The part of a spikelet, in grasses and sedges, that bears the florets
(botany) A rachis of secondary or higher order in leaves and ferns that are compound more than once.
petiole
Noun
(
en noun)
(botany) The stalk of a leaf, attaching the blade to the stem.
(entomology) A narrow or constricted segment of the body of an insect. Used especially to refer to the metasomal segment of Hymenoptera such as wasps.
(entomology) The stalk at the base of the nest of the paper wasp.
Synonyms
* (segment of the body of an insect) pedicel
Derived terms
* petiolar
* petiolary