Download presentation
Presentation is loading. Please wait.
1
The World of Plant Classification An Unusual Angiosperm
6
Table 29.1 Ten Phyla of Extant Plants
7
Figure 29.1 Some highlights of plant evolution
8
Figure 29.6 Alternation of generations: a generalized scheme
9
Figure 30.1 Three variations on gametophyte/sporophyte relationships
10
Figure 29.15 Bryophytes
11
Figure 29.15x1 Hornwort
12
Figure 29.15x2 Quillwort
13
Figure 29.9 Gametangia: Archegonium of Marchantia (left), Anteridium of a hornwort (right)
14
Figure 29.16 The life cycle of Polytrichum, a moss (Layer 1)
15
Figure 29.16 The life cycle of Polytrichum, a moss (Layer 2)
16
Figure 29.16 The life cycle of Polytrichum, a moss (Layer 3)
17
Figure 29.16x Moss life cycle
18
Figure 29.x1 Polytrichum moss leaf section
19
Figure 29.18 A moss sporangium with a “spore-shaker” tip
20
Figure 29.19 Sphagnum, or peat moss: Peat bog in Oneida County, Wisconsin (top), closeup of Sphagnum (bottom left), Sphagnum "leaf" (bottom right)
21
Figure 29.19x A peat moss bog in Norway
22
Figure 29.0 Ferns
23
Figure 29.11 Xylem and phloem in the stem of Polypodium, a fern (a pteridophyte)
24
Figure 29.21 Pteridophytes: club "moss" (top left), whisk fern (top right), horsetail (bottom left), fern (bottom right)
25
Figure 29.21x1 Lycophyte
26
Figure 29.21x2 Horsetail
27
Figure 29.23 The life cycle of a fern
28
Figure 29.23x1 Life cycle of a fern: mature fern
29
Figure 29.23x2 Life cycle of a fern: sorus
30
Figure 29.23x3 Life cycle of a fern: sporangium
31
Figure 29.23x4 Life cycle of a fern: mature sporangium
32
Figure 29.23x5 Life cycle of a fern: germinating
33
Figure 29.23x6 Life cycle of a fern: gametophyte
34
Figure 29.23x7 Life cycle of a fern: archegonia
35
Figure 29.23x8 Life cycle of a fern: sporophytes
36
Figure 29.24a Fern sporophyll, a leaf specialized for spore production
37
Figure 29.24b Fern sporophyll, a leaf specialized for spore production
38
Figure 29.24c Fern sporophyll, a leaf specialized for spore production
39
Figure 29.25 Artist’s conception of a Carboniferous forest based on fossil evidence
40
Figure 30.4 Hypothetical phylogeny of the seed plants
41
Figure 30.0 Seed fossil
42
Figure 30.3 Winged seed of a White Pine (Pinus strobus)
43
Figure 30.5a Phylum Ginkgophyta: Ginkgo biloba
44
Figure 30.5c Phylum Ginkgophyta: Ginkgo biloba
45
Figure 30.5x1 Ginkgo: Male (left), female (right)
46
Figure 30.5x2 Ginkgo sperm
47
Figure 30.6 Phylum Cycadophyta: cycads
48
Figure 30.7a Phylum Gnetophyta: Welwitschia
49
Figure 30.7b Phylum Gnetophyta: Gnetum
50
Figure 30.7c Phylum Gnetophyta: Ephedra
51
Figure 30.8a Phylum Coniferophyta: Douglas fir
52
Figure 30.8b Phylum Coniferophyta: Sequoia
53
Figure 30.8bx Sequoias
54
Figure 30.8c Phylum Coniferophyta: Cypress
55
Figure 30.8d Phylum Coniferophyta: Pacific yew
56
Figure 30.8e Phylum Coniferophyta: Common juniper
57
Figure 30.8f Phylum Coniferophyta: A pine farm
58
Figure 30.8g Phylum Coniferophyta: Wollemia pine
59
Figure 30.8x1 Bristlecone Pine
60
Figure 30.8x2 Frasier fir
61
Figure 30.9 The life cycle of a pine (Layer 1)
62
Figure 30.9 The life cycle of a pine (Layer 2)
63
Figure 30.9 The life cycle of a pine (Layer 3)
64
Figure 30.10 A closer look at pine cones (Pinus sp.)
65
Figure 30.10x1 Pine Sporangium with spores
66
Figure 30.10x2 Pine pollen
67
Figure 30.10x3 Pine embryo
68
Figure 30.11 Representatives of major angiosperm clades
69
Figure 30.13a The structure of a flower
70
Figure 30.15 Relationship between a pea flower and a fruit (pea pod)
71
Figure 30.16 Fruit adaptations that enhance seed dispersal: Red berries (left), dandelion (right)
72
Figure 30.16x1 Dandelion seed dispersal
73
Figure 30.16x2 A bird eating berries containing seeds that will be dispersed later with the animal's feces
74
Table 30.1 Classification of Fleshy Fruits
75
Figure 30.17 The life cycle of an angiosperm
76
Figure 30.18 Flower-pollinator relationships: Scottish broom flower and honeybee (left), hummingbird (top right), baobab tree and bat (bottom right)
77
Table 30.2 A Sampling of Medicines Derived from Plants
Similar presentations
