rachilla


rachilla

rachilla [ruh-kil-uh] ExamplesWord Origin noun, plural ra·chil·lae [ruh-kil-ee] /rəˈkɪl i/. Botany.

  1. a small or secondary rachis, as the axis of a spikelet in a grass inflorescence.

Origin of rachilla 1835–45; New Latin, diminutive of rachis rachis Examples from the Web for rachilla Historical Examples of rachilla

  • It is attached to the axis of the flower and its back is towards the rachilla.

    A Handbook of Some South Indian Grasses

    Rai Bahadur K. Ranga Achariyar

  • The caryopsis is very narrow, and the rachilla long and feathered with hairs.

    Grasses

    H. Marshall Ward

  • Rachilla short, flattened and angular, tapering below (see Festuca elatior).

    Grasses

    H. Marshall Ward

  • Palea very similar to A. fatua, apex 2-4-toothed or bifid, rachilla with stiffer hairs.

    Grasses

    H. Marshall Ward

  • A conspicuous tuft of fine silky hairs, longer than the palea at the base and on the rachilla.

    Grasses

    H. Marshall Ward

  • British Dictionary definitions for rachilla rachilla rhachilla noun

    1. (in grasses) the short stem of a spikelet that bears the florets

    Word Origin for rachilla C19: from New Latin, diminutive of rachis rachilla in Science rachilla [rə-kĭl′ə] Plural rachillae (rə-kĭl′ē)

    1. 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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