pp. 208 illusts #0418/1120 algae angiosperms antheridia archegonia arising asexual Asia atmosphere atoms Australia axis bacteria bacterium bearing bracts branches bryophytes carboncarpels cellulose chemical chlorophyll chromosomes colour compound corolla cytoplasm dehiscence derived division embryo energy enzymes epiphytic Eucalyptus ferns fertilization fibresfilamentous fleshy floral flower fronds fruit fruiting-body function fungi fungus gametes gametophyte genetic genus growth gymnosperms hairs haploid hence hydrogenhyphae indusium inflorescence lamina layer leaf leaves light lobes male margin meiosis membrane meristem monocots normal nucleus occurring organic origin ovary ovuleparasitic pathogenic petals phloem photosynthesis pigment pinnate plural production protein reaction region relative reproductive resembling rhizome rock root seed shoot single soilsolution Sori species sporangia sporangium spores sporophyte stamens stem structure substance suffix surface synthesis temperature terminal texture thallus tissue treestropical tube unicellular unit usually vascular plants vegetative xylem zygote