Flowers and Flowering Plants : An introduction to the nature and work of flowers and the classification of flowering plants.
Pool, Raymond
Flowers and Flowering Plants : An introduction to the nature and work of flowers and the classification of flowering plants. Raymond Pool. - 2 edit. ninth impression - New York : McGrow-Hill Book Comp., 1941.
Flowers and Flowering Plants : An introduction to the nature and work of flowers and the classification of flowering plants. Raymond Pool. - 2 edit. ninth impression - New York : McGrow-Hill Book Comp., 1941.