MISSOURI BOTANICAL GARDEN BULLETIN 155 
Index to Illustrations 
Mineral nutrients, water cultures of peas showing some of the 
important relations of, to plant growth............----- 30 
Succulent desert plants, interior of one of the houses containing 73 
Goose or pelican plant, flower of the.........-...----++es+-+5 84 
Carnegia gigantea (Cereus giganteus) ... 2... ccc eee eee cers 92 
Date palm, the fruiting............-..0--- eee eee cece teens 94 
Pineapple, fruiting, in bromeliad house...............+++++--+ 97 
atm fruits GNd: BORUS. sco. 6 5 2 CS ok eas oa ee ees 107, 108 
Banana plant, flowering.........--.--0+- sess eeeee erect ecees 111 
Maidenhair tree (Ginkgo biloba) ............---s0eee eee e cree 119 
