involucral

American  

[in-vuh-look-ruhl] / ˌɪn vəˈluk rəl /

adjective

1. Botany. of, relating to, or being an involucre.

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Example Sentences

Stems short, cespitose, creeping or ascending, subsimple, with numerous offshoots; leaf-lobes broadly ovate, entire, mostly obtuse and apiculate; involucral leaves sometimes denticulate; perianth small, subcuneate, entire.

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 Gray, Asa

Anthers spirally arranged upon the stamineal column, which is subtended by involucral scales.

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 Gray, Asa

Creeping, pinnately compound, the branches often flagellate; leaves decurved, subquadrate, 3–4-cleft; involucral leaves ovate, truncate, unequally 4-toothed; perianth incurved, dentate.—On the ground and rotten wood, N. J., and common northward.

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 Gray, Asa

Leaves oblong-ovate, taper-pointed, very sharply doubly serrate, downy beneath, with 11–15 principal veins; buds acute; involucral sacs bristly-hairy at the base.—Rich woods, common, from the Atlantic to N. Minn., Neb.,

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 Gray, Asa

Receptacle conical; involucral scales nearly equal, somewhat imbricated.

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 Gray, Asa