subtending in English

verb

1

(of a line, arc, or figure) form (an angle) at a particular point when straight lines from its extremities are joined at that point.

The radian is a unit which connects the radius of an arc, the length of the arc and the angle subtended by the arc.

2

(of a bract) extend under (a flower) so as to support or enfold it.

All flowers are subtended by a bract and two bracteoles.

verb

delimit

Use "subtending" in a sentence

1. Five whorls of Bracts subtending sporangia are visible

2. This is the central angle subtending the same arc.

3. 22 A whorl of bracts subtending a flower or flower cluster.

4. Bracts that appear in a whorl subtending an inflorescence are collectively called an involucre

5. A series of bracts subtending and resembling a calyx, as in the carnation and hibiscus.

6. Bracteole (plural Bracteoles) (botany) A small leaf of leaf-like structure directly subtending a flower or inflorescence whose stalk itself is subtended by a bract. (botany) A bract subtending an individual flower rather than an inflorescence.

7. The valve leaflet is characterised as a shell surface with two principal radii of curvature R1, R2 and subtending angles θ1, θ2.

8. Bracteole (plural Bracteoles) (botany) A small leaf of leaf-like structure directly subtending a flower or inflorescence whose stalk itself is subtended by a bract

9. The inflorescence of blowout penstemon is a thyrse characterized by a series of pairs of opposite leafy bracts subtending individual Cymes, called verticillasters, of two to eight flowers (Great Plains Flora Association 1986)

10. Next come a set of 30 or so long, drooping, greenish whiskers (called Bracteoles) that occupy a space between the large subtending bracts and the true flowers which are produced on a pair of elongating cymes in the center of the flower

11. In contextbotanylang=en terms the difference between bract and Bracteole is that bract is (botany) a leaf or leaf-like structure from the axil out of which a stalk of a flower or an inflorescence arises while Bracteole is (botany) a bract subtending an individual flower rather than an inflorescence

12. Ovules solitary or occasionally paired in the axils of bracts on short Branchlets or stalks which themselves are axillary on the first-, second- or occasionally third-year Branchlet, sessile, subtending scales about 12-20, decussate, ovate to flabellate, concave, membranous, often rugose, nearly enclosed at maturity by the aril; arils open at

13. Bract: 1 n a modified leaf or leaflike part just below and protecting an inflorescence Types: show 6 types hide 6 types calycle , calyculus , epicalyx , false calyx a group of Bracts simulating a calyx as in a carnation or hibiscus Bracteole , Bractlet a small Bract spathe a conspicuous Bract surrounding or subtending a spadix or other