A Grammatical Dictionary of Botanical Latin

accumbent, “lying against anything, in distinction to incumbent, or lying upon” (Lindley); lying along or against another body, as cotyledons lying against the radicle along one edge; accumbent lying against something -- used chiefly of cotyledons having their edges folded against the hypocotyl (as in many crucifers)” (WIII): accumbens,-entis (part. B) [> L. accumbo,-cubui,-cubitum; ad/cumbo (accumbere): to lie down, to recline (as at table)]; cf. pleurorhizal; cf. incumbens,-entis (part.B): incumbent, “said of an embryo when its radicle is folded down upon the back of the cotyledons” (Lindley); cf. incumbent, conduplicate;

- cotyledones accumbentes, cotyledons accumbent.

- cotyledones planae, ovales; radícula brevis, accumbens (B&H), cotyledons plane, oval, with the radicle short, accumbent.

- cotyledonibus amplis compressis late oblongis radiculae versus hilum adscendenti accumbentibus(B&H), with the colyledones large, compressed, broadly oblong, with radicle ascendent towards the hilum, accumbent.

- cotyledones accumbentes, rarissime incumbentes (B&H), the cotyledones accumbent, very rarely incumbent.

- [Pisolithus; fungus] Cortice communi demum varie diffracto, peridiolisque vulneri accumbentibus simul etiam laesis, pulvis carcere suo liberatus longe lateque dispergitur (S&A), with the communal cortex [i.e. peridium] then shattered in different ways, and with the peridioles lying along beside it broken also, at the same time, by the injury, the powder freed from its own confines is dispersed far and wide.

NOTE: cum radicula fissurae cotyledonum adpressa est, tunc cotyledones semper planae accumbentes (0 =) vocantur (DeCandolle), when the radicle is appressed to the fissure, then the cotyledons, always flat, are called accumbent [symbol:] (0 =) ; see cotyledon.