Introduction to Plants
Across
9. Sporophytes are shaped like tall horns
10. Carries dissolved sugars made by plant leaves to other parts of the plant
11. Flattened body of liverworts that grows along the ground and absorbs water
13. Rootlike structures that anchor moss gametophytes
14. An example of a seedless vascular plant that once dominated plant life on Earth
18. Flowering plants with net venation and flower parts in fours or fives
19. A reproductive structure made of hard scales to enclose the seeds
20. Female part of a flower that may ripen into fruit
23. Plant life cycle that alternates between the sporophyte and gametophyte generations
26. A haploid reproductive cell produced by moss and ferns
28. Seed plants that produce seeds in cones like pine and spruce
30. Underground stem found in ferns
32. A reproductive cell surrounded by coats and containing an embryo and stored food
34. Mature fern leaves
36. Three phyla of nonvascular plants
37. Only living genus of horsetails or scouring rushes
Down
1. cone-bearing, desert plant with two very long leaves
2. Tightly coiled new leaves of ferns
3. Stored food inside of seeds used for nourishment b y the plant embryo
4. Phase in a plant’s life cycle that produces eggs and sperm
5. Flowering plants with parallel venation in the leaves and flower parts in threes
6. Conductive cells carrying water from the roots to upper parts of the plant
7. mosses, liverworts, and hornworts
8. The sprouting of a seed when environmental conditions are favorable
12. Flowering plants
15. Also called sphagnum and grows in bogs
16. Small openings on the underside of leaves for gas exchange
17. Fernlike, tropical plants with leathery leaves that may live thousands of years
18. Trees that lose their leaves at the end of the growing season
21. A waxy covering on plant surfaces to prevent water loss
22. Carries food and water throughout a plant
24. Phase in a plant’s life cycle that produces spores
25. Fossilized plant sap or resin that may encase insects
27. Plants like mosses that are the first to inhabit a barren area
29. A cluster of spore-bearing modified leaves found in club moss
30. The world’s largest flower with flowers that smell like rotting meat to attract fly pollinators
31. Includes all cone-bearing plants
33. Type of plant that grows on other plants but aren’t parasites
35. have true roots, stems, and leaves