——, on flowers of umbelliferæ, [145].
——, on glaciers of Himalaya, [373].
——, on algæ of New Zealand, [376].
——, on vegetation at the base of the Himalaya, [378].
——, on plants of Tierra del Fuego, [374], [378].
——, on Australian plants, [375], [399].
——, on relations of flora of South America, [379].
——, on flora of the Antarctic lands, [381], [399].
——, on the plants of the Galapagos, [392], [398].
Hooks on bamboos, [197].