Species within a genus

luror, luroris, = a yellowish colour, sallowness, paleness;
-idus, = indicates a state or an action in progress.
luridus, = pale yellow, sallow, wan, ghastly, lurid.
(dirty brown, smoky yellow, drab yellow)
(ld, BL)

sedeo, sedi, sessum, = to sit;
-ilis, = indicates capacity or ability. Hence a property or quality.
sessilis, = of or belonging to sitting, fit for sitting upon;
(sessile, stalkless, or apparently so, sitting close upon the body that supports it)
flos, floris, = a blossom, flower.
(with sessile flowers)
(ld, BL)