biseriate

American  

[bahy-seer-ee-it, ‑-eyt] / baɪˈsɪər i ɪt, ‑ˌeɪt /

adjective

Botany.

1. arranged in two rows; arranged in two cycles or whorls.

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biseriate British  

/ ˌbaɪˈsɪərɪɪt /

adjective

1. (of plant parts, such as petals) arranged in two whorls, cycles, rows, or series

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Other Word Forms

• biseriately
  adverb

Etymology

Origin of biseriate

First recorded in 1845–50; bi- ¹ ( def. ) + seriate ( def. )

Example Sentences

Spikelets are 2-flowered, narrow, biseriate, unilateral, imbricate on the rachis of a solitary spike; the rachilla is elongate between the flowering glumes and produced beyond them and terminates in a rudimentary awned glume.

From A Handbook of Some South Indian Grasses by Rangachari, K.

The spikelets are variable in size, 1/12 to 1/6 inch, 3 to 5, rarely 6-flowered, quite glabrous, biseriate, pointing upward at an acute angle with the rachis.

From A Handbook of Some South Indian Grasses by Rangachari, K.

Spikelets are sessile, biseriate, ovate-oblong, 1/8 to 1/6 inch long, 4- to 10-flowered.

From A Handbook of Some South Indian Grasses by Rangachari, K.

The spikelets are pale, ovoid, acute, biseriate, imbricate, very shortly pedicellate, glabrous, 1/16 to 1/8 inch, pedicels are hairy with a few long hairs towards the base.

From A Handbook of Some South Indian Grasses by Rangachari, K.

The spikelets are secund, biseriate, shining, pale brown, 1/2 inch long, up to 30-flowered.

From A Handbook of Some South Indian Grasses by Rangachari, K.