vascular plants lab 5

Psilotum and Tmesipteris taxonomy

Phylum: Monilophyta

Class: Psilotopsida

Order: Psilotales

Genus: Psilotum and Tmesipteris

Equisetum taxonomy

Phylum: Monilophyta

Class: Equisetopsida

Order: Equisetales

Genus: Equisetum

Cycas taxonomy

Phylum: Cycadophyta

Genus: Cycas

Zamia Taxonomy

Phylum: Cycadophhta

Genus: Zamia

Ginkgo biloba taxonomy

Phylum: Ginkgophyta

Species: Ginkgo biloba

identify the organism

cycas

identify the organism and the structures

• cycas

• microsporangia

1. identify the species

2. which is a microstrobilius and which is a megastrobilius

1. cycas

2. left microstrobilus , right megastrobilius

1. identify the organism

2. identify the structure

1. zamia

2. megastrobilius

1. identify the organism

2. identify the structure

1. zamia

2. microstrobilus

integument

a hard protective layer. Becomes the seed coat in the
mature seed

micropyle

a small opening in the surface of an ovule, through which the
pollen tube penetrates

identify a-g

a. integuments

b. female gametophyte

c. archegonial chamber

d. arcgegonia

e. pollen tubes

f. micropyll

g. pollen chamber

Ginkgo long shoots vs short shorts

• long shoots are the main axes

• older portions of the long shoots bear a number of short lateral branches called short shoots

• Each short shoot produces a terminal cluster of
  leaves each season

identify organism and structure

ginkgo biloba

microstrobilus bearing a staminate cone

identify the organism and structure

ginkgo biloba

ovulate cone