- any small, dry, hard, one-seeded, indehiscent fruit.
Origin of achene
Examples from the Web for achene
Historical Examples of achene
Name from , a bug, and , resemblance; from the form of the achene.
Calyx 6-parted or -cleft, colored, persistent about the achene.
Fruit usually an achene, compressed or 3–4-angled or -winged.
Compared with U. dioica, this achene is thinner and shorter.Seeds of Michigan Weeds
W. J. (William James) Beal
Achene triangular, pointed with the persistent base of the style.
- a dry one-seeded indehiscent fruit with the seed distinct from the fruit wall. It may be smooth, as in the buttercup, or feathery, as in clematis
Word Origin for achene
- A small, dry, one-seeded fruit in which the seed sits free inside the hollow fruit, attached only by the stem of the ovule. Achenes are indehiscent (they do not split open when ripe). The fruits of the sunflower and elm are achenes.