The Evolution of Plants (according to Jillian)

Question 1

Non-vascular Plants

Answer 1

• have no vascular tissue (xylem and phloem)
• Dominant gametophyte with smaller sporophyte that grows directly out of it.
• lacks roots and leaves
• use flagellated sperm
• bryophytes

Question 2

Seedless Vascular Plants

Answer 2

• Has vascular tissue
• Dominant sporophyte that initially depends on gametophyte (which dies off in adulthood)
• has roots and leaves
• Homosporous
• small moss, big ferns

Question 3

Seed Plants - Gymno

Answer 3

• Has seeds
• Gametophyte is in sporophyte walls
• Vascular
• Heterosporous
• Ovules, Pollen,
• Four phyla (Ginko, Gne, Cycads, Conifero)

Question 4

Seed Plants - Angio

Answer 4

• Flowers, fruits
• Double fertilization
• Modified leaves (sepals, petals, stamen, carpel)
• sexual rep. and asex. rep.
• self compatible

Question 5

Fungi

Answer 5

• Mycelium
• Chitin walls
• Absorption
• Spore
• Sex. rep. via plasmogamy + karyogamy
• ase. rep. via budding, etc.
• 7 Lineages ( Crypt, Micro, (Opistho), Chytrid (zoospores), Zoopago, Mucuro, Asco, Basidio (Dikarya)