. Beginners' botany. Botany. THE FLOWER —ITS PARTS AND FORMS 137 weed (Fig. 179), smartweed, buckwheat, elm are examples. Some flowers lack the pistils: these are stami- nate, whether the envelopes are missing or not. Others lack the stamens: these are pistillate. Others have neither stamens nor pistils: these are sterile (snowball and hydrangea). Those that have both stamens and pistils are per- fect, whether or not the envelopes are missing. Those that lack either stamens or pistils are imper- fect or diclinous. Staminate and pistillate flowers are imperfect or diclinous. When staminate and
. Beginners' botany. Botany. THE FLOWER —ITS PARTS AND FORMS 137 weed (Fig. 179), smartweed, buckwheat, elm are examples. Some flowers lack the pistils: these are stami- nate, whether the envelopes are missing or not. Others lack the stamens: these are pistillate. Others have neither stamens nor pistils: these are sterile (snowball and hydrangea). Those that have both stamens and pistils are per- fect, whether or not the envelopes are missing. Those that lack either stamens or pistils are imper- fect or diclinous. Staminate and pistillate flowers are imperfect or diclinous. When staminate and pistillate flowers are borne on the same plant, oak (Fig. 180), corn, beech, chestnut, hazel, walnut, hickory, pine, begonia (Fig. 181), Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Bailey, L. H. (Liberty Hyde), 1858-1954. New York, The Macmillan company
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