GLOSSARY 
Dioecious — With staminate and pistillate flowers on different plants. 
Disk — The centre of a composite flower-head. 
Dissected — Finely cut up (see illustration of Yarrow, p. 131). 
Divided — With lobes reaching to the base. 
Drupe — A fleshy fruit with stony centre, as the cherry. 
Ezserted — Projecting, as stamens projecting beyond corolla. 
Filament — The part of the stamen bearing the anther. 
Flower-head — A collection of florets joined into an apparently single 
flower as in the Composite family. 
Fruit — The part containing the seed. 
Head — A thick, close cluster of flowers practically, or quite, without 
separate stalks, as in the clover. 
Herb — A plant without lasting woody stem. 
Involucre — A collection of bracts around a flower or flower-head. 
Lance-shaped — Long-pointed, with widest part nearer the base. 
Lateral — Growing on the side of the stem', or branch, as opposed to terminal. 
Leaflet — One of the similar parts making up a compound leaf. 
Lobe — A projection (as of the edge of a leaf, or of the corolla). 
Lyre-shaped — Pinnately cut with large lobe at end. 
Monoecious — With staminate and pistillate flowers on the same plant. 
Mucronate — Ending abruptly in a short bristle tip or " mucro." 
Nodes — The places on the stem where leaves grow, or would naturally 
grow. 
Oblong — Of greater length than width, and with more or less parallel sides. 
Opposite (leaves) — Arranged in pairs on the stem, or branch (see illustra- 
tion in Introductory Chapter). 
Oval — Broadly elliptical. 
Ovary — The part containing the ovule. 
Ovule — The embryo and its coats, later the seed. 
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