Herbaceous Garden Plants Online 
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Botany
Plant Classification: name | growth cycle | culture
Structure : roots, shoots | leaves | flowers
Quiz 1

Plant Structure Outline
I. Roots (audio)
        1. fibrous
        2. tap
        3. rhizome
        4. tuber
        5. corm
        6. bulb

II. Shoots
        1. node
        2. internode

III. Leaves(audio)
        A. Blade
                1. arrangement on stem-- opposite, alternate, whorled
                2. stem, rosette, basal
                3. petiole
                        a. sessile
                        b. channeled
                        c. sheathing/clasping
                4. leaf bases
                5. leaf apices
        B. Shape
                1. linear
                2. oblong
                3. elliptic
                4. ovate
                5. obovate
                6. lanceolate
                7. oblanceolate
                8. spatulate
                9. orbicular
                10. rhomboidal
                11. reniform
                12. acicular
                13. filiform
        C. Margins
                1. entire
                2. revolute
                3. sinuate
                4. ciliate
                5. toothed
                        a. crenate
                        b. sinuate
                        c. dentate
                        e. serrate
                        f. double serrate
                        g. incised
        D. Divisions
                1. entire
                2. compound
                        a. once, twice, more
                        b. pinnate, palmate
        E. Surfaces
                1. glabrous
                2. pubescent--tomentose, rugose, etc.
                3. glaucous

IV. Flowers (audio)
        A. Individual
                1. sepals, calyx
                2. petals, corolla
                3. stamen
                4. pistil
                5. monoecious
                6. dioecious
        B. Arrangement--inflorescence
                1. determinate, indeterminate
                2. terminal, lateral
                3. regular, irregular
                4. spike
                5. raceme
                6. panicle
                7. corymb
                8. umbel
                9. head (capitulum)
                10. cyme
                11. spathe, spadix
                12. composite


©Authored by Dr. Leonard Perry, Professor, University of Vermont.