EditorialHedgehog Cactus, Echinocereus polyacanthus, May 9, 1912, Watercolor and brown ink over graphite, with page design indicated in graphite, sheet: 13 11/16 x 9 15/16 in. (34.8 x 25.2 cm), Drawings, Margaret Neilson Armstrong (American, New York 1867?1944 ...
EditorialHedgehog Cactus, Echinocereus polyacanthus, May 9, 1912, Watercolor and brown ink over graphite, with page design indicated in graphite, sheet: 13 11/16 x 9 15/16 in. (34.8 x 25.2 cm), Drawings, Margaret Neilson Armstrong (American, New York 1867?1944 ...
EditorialLadyfinger cactus, Echinocereus pentalophus (Five winged cereus cactus, somewhat jointed variety, Cereus pentalophus subarticulatus). Handcoloured copperplate engraving after a botanical illustration by Walter Fitch from William Jackson Hooker's Botani...