(In subfamily Papilionoideae of Leguminosae/Fabaceae), the two often partially united lowest/anterior petals that conceal the sexual parts;
Narrow longitudinal ridge sticking out from a rounded surface, like that on the bottom of a boat.
The two united, lowermost petals of flowers belonging to the bean, or legume family.
A structure resembling the bottom of a boat, as in the two fused lower petals of many legume flowers.
A plant part (sheath, bract) that has a single sharp edge, appearing folded, like the keel of a boat. The lowest petal of a beanflower-shaped flower.
The fused lower petals of a member of the pea family, or in some species, the single lower petal; the ridge on some seeds or fruits.
Of a flower, in the Pea family, the two lower, partly-joined petals which form a shape like the keel of a boat. A keel-like flange running along the length of one side of a leaf; or the edge of a leaf folded lengthwise or fruit.
A sharp lengthwise fold or ridge, referring particularly to the two fused petals forming the lower lip in many flowers of the bean family (Fabaceae).
The lower petal(s) resembling the keel of a boat, typical of flowers of peas (Leguminosae).