Diapensia
(meaning obscure). ORD. Diapensiaceae. A genus of two species of small, tufted herbs. Flowers white or purplish-rose, solitary, erect, pedunculate; corolla salver-shaped; tube short, wide; limb flat. Peduncles scape-formed, one-flowered. Both these little gems are usually considered difficult to cultivate; but they have been found to succeed on fully exposed rockwork, in deep sandy peat, kept well moistened during the warm season. Increased by division.
D. barbulata. See Pyxidanthera barbulata.
D. lapponica (Lapland).* fl. pure white; peduncles usually one-flowered, erect. July. l. linear-spathulate, coriaceous, with callous, sub-revolute edges. h. 1in. to 2in. Norway, Lapland, Arctic America, &c. (B. M. 1108.)