BERBERINE, C 20 H 17 N0 4, an alkaloid occurring together with the alkaloids oxyacanthine C18H19N03, berbamine C18H19N03, hydrastine C21H21N06, and canadine C 20 H 21 N0 4, in Berberis vulgaris; it also occurs in other plants, Berberis aristata, B.
(3) Into the alpine region (6200 to 10,400 ft.) penetrate a few very stunted oaks (Quercus subalpina), the junipers already mentioned and a barberry (Berberis cretica), which sometimes spreads into close thickets.
* Berberis - Berberry.'
(After De Bary.) B, Part of vertical section through leaf of Berberis From Strasburger's Lehrbuch der Botanik, by permission of Gustav Fischer.
Antarctica), 2 and Winter's bark (Drimys Winteri), intermingled with a dense undergrowth composed of a great variety of shrubs and plants, among which are Maytenus magellanica, Arbutus rigida, Myrtus memmolaria, two or three species of Berberis, wild currant (Ribes antarctica), a trailing blackberry, tree ferns, reed-like grasses and innumerable parasites.
The shrubby vegetation comprises Rosa, Rubus, Indigofera, Desmodium, Berberis, Boehmeria, Viburnum,' Clematis, with an Arundinaria.
The flora is on the whole poor, although the higher regions carry good forests of larch, pitch pine, cedar, birch and alder, with rhododendrons and species of Berberis and Ribes.
Betuloides, Drymis Winteri, Berberis licifolia, Pernettia, Desfonteinia and Philesia buxifolia.