As nouns the difference between calicle and caulicle
is that calicle is (zoology) any cup-shaped depression while caulicle is (botany) a small stalk or stem, especially the rudimentary stalk of a seed embryo.
calicle
English
Noun
(
en noun)
(zoology) any cup-shaped depression
(botany, zoology) a calyculus
caulicle
English
Noun
(
en noun)
(botany) A small stalk or stem, especially the rudimentary stalk of a seed embryo