Kew Matthewsia Machaerophorus matthioides Schlecht. nov. gen. Cordillera de Puno, Peru, Sechlen. 1851 No. 1702. Stem incomplete, gyrate, stiff, pubescent with minute trich. apparently caducous, ca. 4 dm. pedicels arising at joint ete ca. 1 cm. long, stout in fruit; buds nearly 1 cm. long; sepals fully opened 1-3 cm. long; petals linear, exceeding sepals by about ½ their length; siligues linear, tapering above, glabrous, 3-5 cm. long; style ca. 1 mm. long. seeds imbedded in pulpy replum. Matthewsia auriculata Ph. Huasco Chile [Comm. R.A. Philippi 2/1888] wooly pubescent, leaves wooly, larger above on stems than toward base; oblong but tapering above, 1-1.5^ cm. long, auriculate, 3-4 mm. wide; stems wooly, marked by prominent leaf-bases as they are shed; slightly gyrate; pedicels stout, 5-8 mm. long; siligues wooly, lanceolate, flattened parallel to replum; seeds in 2 rows; sil. 1-1.5 cm. long, 4-6 mm. wide; style nearly obsolete - barely evident.