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n. pl.1.(Zool.) That division of the Mollusca which includes the bivalve shells, like the clams and oysters; - so called because they have no evident head. Formerly the group included the Tunicata, Brachiopoda, and sometimes the Bryozoa. See Mollusca.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Kale (Brassica oleracea acephala) is part of the cruciferous family along with cabbage, broccoli, cauliflower, and Brussels sprouts.
What fruit has the Latin name Brassica Oleracea Acephala? Kumquat; Fig; Kale; Dates?
Wild cabbage (not cultivated) Acephala: kale and collards Alboglabra: Chinese broccoli Botrytis: cauliflower, Romanesco broccoli, and broccoflower Capitata: cabbage, savoy cabbage, red cabbage Gemmifera: Brussels sprouts Gongylodes: kohlrabi Italica: broccoli
acephala) and the importance of genotype to embryo regeneration.
oleracea), classified in the kale "acephala" group [4], and kale (B.
(71) Similarly, if you were reading a book of recipes written in the eighteenth century and your learned that "kale" was the eighteenth-century word for what we now call "radishes," you would be very unlikely to insist that the recipe actually referred to the acephala group of brassica oleracea, the green or purple leafed vegetable, which is quite unlike what we call a "radish." Of course, you might be inspired to try the recipe with some leaves from a plant in the acephala group of brassica oleracea, but that would be an experimental deviation from the recipe and not a case of following the recipe.