ra·chil·la (r -k l )n. pl. ra·chil·lae (-k l ) A diminutive axis of a spikelet that bears the florets, as in grasses and sedges. [New Latin, diminutive of rachis.] |
rachilla, rhachilla [rəˈkɪlə]
n
(Life Sciences & Allied Applications / Botany) (in grasses) the short stem of a spikelet that bears the florets
[from New Latin, diminutive of rachis]
| rachilla (r-kl) Plural rachillae (r -kl) The stalk that bears the florets in the spikelets of grasses and similar plants, such as rushes and sedges. The rachilla often has a zigzag shape, with florets at each point at which the orientation of the rachilla turns. |
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