Ciaccio's glands sometimes called "Wolfring's glands" after Polish ophthalmologist Emilj von Wolfring (1832-1906), who described them during the same time period as did Ciaccio. Another type of accessory lacrimal gland are "Krause's glands", which are smaller, more numerous than "Ciaccio's glands" and are found along the superior and inferior fornices of the conjunctival sac. Ciaccio's glands Ciaccio's glands or Wolfring's glands are small tubular accessory lacrimal glands ("glandulae lacrimales accessoriae") found in the lacrimal caruncle of the eyelid. They are located in the upper border of the tarsus, approximately in the middle between the extremities of the tarsal glands. Sometimes they are
Holocarpha virgata lined with oily glands and hairs. The linear leaves are up to long near the base of the plant and those along the stem are much smaller. The inflorescence is made up of several short branches lined densely in small, thick, green bracts. The bracts are just a few millimeters long and are tipped with glands. At the ends of the branches are flower heads, each lined with phyllaries which are covered in knobby resin glands. Each head contains 9-25 disc florets which are yellow with black or purplish anthers. The head has a fringe of 3-7 yellow ray florets