circumscissile

American  

[sur-kuhm-sis-il] / ˌsɜr kəmˈsɪs ɪl /

adjective

Botany.

1. opening along a transverse circular line, as a seed vessel.

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circumscissile British  

/ ˌsɜːkəmˈsɪsaɪl /

adjective

1. (of the dry dehiscent fruits of certain plants) opening completely by a transverse split

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Etymology

Origin of circumscissile

First recorded in 1825–35; circum- + scissile

Example Sentences

Sporangia globose, the base depressed, gregarious: the wall thick, yellow within and distinctly reticulately impressed by the spores, the outer surface reddish-brown or yellow-brown in color, dehiscent in a circumscissile manner.

From The Myxomycetes of the Miami Valley, Ohio by Morgan, A. P. (Andrew Price)

Key to the Species of Craterium A. Dehiscence circumscissile or by the breaking up of the upper wall of the sporangium.     a.

From The North American Slime-Moulds A Descriptive List of All Species of Myxomycetes Hitherto Reported from the Continent of North America, with Notes on Some Extra-Limital Species by MacBride, Thomas H. (Thomas Huston)

Sporangium usually minute, broadly funnel-shaped, stipitate; operculum always more or less convex, rarely approaching a hemispherical shape, dehiscent in a regular circumscissile manner.

From The Myxomycetes of the Miami Valley, Ohio by Morgan, A. P. (Andrew Price)

The volva is circumscissile, the margin of the bulb not being clear cut and prominent, because there is much refuse matter and soil interwoven with the lower portion of the volva.

From Studies of American Fungi. Mushrooms, Edible, Poisonous, etc. by Atkinson, George Francis

Sporangia regular and stipitate, rarely sessile; the wall a thin membrane, minutely granulose, colored as the spores and capillitium, the upper part soon torn away in a somewhat circumscissile manner, and early disappearing.

From The Myxomycetes of the Miami Valley, Ohio by Morgan, A. P. (Andrew Price)