Species within a genus

chartes, = charta, a leaf of paper, made from the separated layers of the papyrus;
-eus, = indicates material or colour or resemblance in quality.
(papery)
(LS, BL)

niteo, = to shine, look bright, glitter glisten; of plants, to look flourishing, thriving, to thrive;
-idus, = indicates a state or action in progress (‘-ish’).
nitidus, = shining, glittering, bright, polished, clear; of plants, blooming, fertile, luxuriant.
(shining; having a smooth, even polished surface; as many leaves)

(ld, BL)

ruga, = a crease in the face, a wrinkle;
(wrinkle or fold)
-osus, = indicates abundance or full or marked development.
rugosus, = wrinkled, shrivelled.
(wrinkled, rugose)
(ld, BL)