endarch

[ en-dahrk ]

adjective

, Botany.

1. (of a primary xylem or root) developing from the periphery; having the oldest cells closest to the core.

endarch

/ ˈɛndˌɑːk /

adjective

1. botany (of a xylem strand) having the first-formed xylem internal to that formed later Compare exarch 1

Other Words From

• endar·chy noun

Word History and Origins

Origin of endarch¹

1895–1900; end- + -arch having a point of origin (as specified)

Word History and Origins

Origin of endarch¹

C20: from endo- + Greek arkhē beginning

Example Sentences

Similarly in the sporophylls of some cycads the bundles are endarch near the base and mesarch near the distal end of the stamen or carpel.

From Project Gutenberg