retuse

American  

[ri-toos, -tyoos] / rɪˈtus, -ˈtjus /

adjective

1. having an obtuse or rounded apex with a shallow notch, as leaves.

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retuse British  

/ rɪˈtjuːs /

adjective

1. botany having a rounded apex and a central depression

   retuse leaves

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Etymology

Origin of retuse

1745–55; < Latin retūsus (past participle of retundere to make blunt), equivalent to re- re- + tud-, variant stem of tundere to beat, strike + -tus past participle suffix, with dt > s

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Example Sentences

See Examples For:

retuse

Shell transversely oblong, thick, depressed, within purple; hinge plate thick, truncate, with an obsolete lamellar tooth in each valve; umbones retuse.

From Zoological Illustrations, Volume III or Original Figures and Descriptions of New, Rare, or Interesting Animals by William Swainson

Leaves succubous, ovate or roundish, entire or retuse, rarely bidentate; underleaves minute, sometimes obscure or wanting.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Asa Gray

Leaves spreading or ascending, ovate, rounded or oblong, entire or retuse, subconcave; underleaves mostly wanting; perianth 3–6 times longer than the leaves, subulate-fusiform, laciniate or ciliate.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Asa Gray

The leaves are small, crowded, opposite, ovate, entire, leathery, fringed or ciliated, and retuse.

From Hardy Perennials and Old Fashioned Flowers Describing the Most Desirable Plants, for Borders, Rockeries, and Shrubberies. by John Wood

Involucral leaves numerous, small, incised, those of the stem rounded or retuse.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Asa Gray

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