Divided into or bearing finger-like lobes or sections; digitate. Botany. Of a plant or its leaf, flower, fruit, root, etc. (Cf. digitate, adj. 2a, pa…

Hollow and cylindrical like a pipe or tube; tubular. Also: †having or consisting of tubular structures (obsolete). Cf. fistulous, adj. 2. Chiefly B…

Having a depression like the navel; umbilicate. (Chiefly in special applications: see quots.)

Zoology. Of the nature of or resembling a comb; of or relating to a pecten (pecten, n. 3). Cf. pectinate, adj.2 Also occasionally in Botany.

Arched, bending over; esp. in Botany of a leaf, etc.

Resembling the Greek letter Δ in shape; triangular; esp. in Botany, of a leaf; also triangular in section, as the leaf of Mesembryanthemum deltoideum…

Tongue-shaped; = lingulate, adj. 1.

Esp. of a leaf: rounded at both ends and narrowed in the middle; fiddle-shaped.

Tongue-shaped; = lingulate, adj. 1.

Bell-shaped.

spec. Botany. Of a part of a flower or plant: having an increased number of segments; (also) enlarged. Now rare.

Botany. Of a part of a plant (esp. the stem of a palm): encircled with raised or depressed bands of tissue.

Of an organ or part: shaped like an axe or hatchet.

Having the shape of an urn or pitcher; esp. in Botany, Anatomy, etc.

Of the nature of, resembling or like, a utricle.

Chiefly Biology and Botany. Tongue-shaped; resembling a small tongue.

Botany. (See quot. 1866.)

= panduriform, adj.

Boat-shaped. Biology. Of parts of plants and animals, cells, spores, etc.

of the form of a semi-column; Botany applied to stems, etc. shaped like half a cylinder cut lengthwise.

Having the form of a hoof; hoof-shaped.

Of a long narrow part, esp. a stigma: terminating in a small knob. Cf. capitate, adj. 1.

Chiefly Botany. Resembling a meniscus (meniscus, n. 2); thin and concavo-convex.

Rod-like; long, slender, and straight.

Botany. Resembling or shaped like a mitre; (spec. of the calyptra of a moss) conical, symmetrical, and having two or more slits (cf. dimidiate, adj.…

Chiefly Botany and Entomology. Resembling a cushion in shape, moderately convex.

= caudate, adj.

Shaped like a vulva; resembling a vulva.

Furnished with a structure or appendage resembling a tail. Botany.

literal. Rounded, made circular; spec. applied to that mode of vernation or foliation in which the leaf is rolled up on its axis from the apex to…

spec. Botany. = intruse, adj.

Botany. Pulley-shaped; circular and contracted in the middle like the wheel of a pulley, as the embryo of Commelynaceæ.

Of the form of, or resembling, a ladder; characterized by ladder-like formation, as cells or vessels of plants having the walls thickened so that…

Shaped like a horseshoe.

Resembling a bird's nest; characteristic of the bird's-nest orchid, Neottia nidus-avis.

Resembling a cushion in shape; bulging, convex; = pulvinate, adj. 1.

(see quot.).

= clathrate, adj.

Having the form of a molar tooth.

Botany. (See quots. 1857, 1866.)

Botany. Twisted in a long spire, so as to resemble the convolutions of the shell Strombus.

Shaped like a shoe or slipper; calceolate.

Resembling coral; coral-like.

= urceolate, adj. 1.

Shaped like a slipper.

(See quot.)

= panduriform, adj.

Having a form as if pushed or thrust inwards.

Resembling a ladder; Botany = scalariform, adj.

= sense A. 1.

Provided with or indicated by a fingerpost or fingerposts. Also (and in earliest use) figurative. Cf. signposted, adj.

Of a flattened or horizontally expanded form.

= sense 2 above.

More generally: = navicular, adj. 3b.

Surrounded by an outer ring.