stemminessn.

/ˈstɛmɪnɪs/Etymology: < stemmy adj. + -ness suffix.
the world > plants > part of plant > stem or stalk > [noun] > condition of having stem
1827 H. Steuart i. (1848) 328 A striking poverty and stemminess usually offends the eye.
This entry has not yet been fully updated (first published 1916; most recently modified version published online March 2018).