POMADERRIS ERICIFOLIA (Tauhinu, or Cotton Wood). A shrub usually growing in rather exposed places. The leaves are very small, pointed, dull green above and white underneath. They are placed very closely on the stems, which are also white. The flowers are dull yellowish-white, and grow in clusters. PTERIS INCISA. A soft, light green, straggling fern, growing in open places in the forest, and round decayed logs. SCABIOUS ("Pincushion"). An introduced garden plant. The flowers are of many different colours--the name "pincushion," gives the best description of appearance. It is very attractive to insects. {140}SENECIO BELLIDIOIDES. A common mountain herb, with rather dark green leaves, and a small tuft of bright yellow daisy-like flowers. SENECIO SCANDENS (called by settlers French Ivy). A common climbing plant having a superficial resemblance to ivy, but with much brighter green leaves, and yellow flowers. SENECIO VULGARIS (Groundsel). A common garden weed. SOLANUM AVICULARE (Poro-poro, or Potato Plant). A shrub, with very dark green, pointed leaves, purple underneath, and bright purple flowers resembling those of the potato. TODEA HYMENOPHYLLOIDES. One of the "crape" ferns, growing in very shady places in the forest. It has soft, graceful, light green fronds. URTICA FEROX ("Nettle Tree"). It has prickly, light green leaves, with very long thick spines; a row of these spines is situated along the midrib of each leaf. It grows in open situations. URTICA INCISA (Ground Nettle). A herbaceous plant found in shady places amongst ferns. The leaves are covered with spines, which give a very sharp sting when touched. VERONICA (Koromiko). A genus of shrubs, found commonly on the margins of forests, and on hill-tops. The leaves are rather long, smooth, and dark green, and the flowers are mostly purplish-white. INDEX TO GENERAL SUBJECTS. PAGE Abdomen, xiii Adaptive characters, xvi Air-tubes, ix Alpine Lepidoptera, colours of, xv Anastomosis, xii Antennæ of imago, x " of larva, ix Apex of wing, xii Arctic Lepidoptera, colours of, xv Base of wing, xi Biliary vessels of imago, xiii " " of larva, x Bi-pectinated, x Butterflies, 101