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.