BOT 360F - Families of Vascular Plants

Quiz 7 1-Nov-11

 

(1) Is the flower shown here epigynous or hypogynous?

Liliaceae floral diagram

Hypogynous.

 

(2) To what family does the plant seen here (below) most likely belong?

Juncaceae flowers

Juncaceae

 

(3) To what clade of seed plants do these plants most likely belong?

Corn stem with prop roots

 

 

Monstera roots

Liliopsida (monocots)

In monocots the root system is “adventitious,” i.e. the embryonic root axis is replaced by roots that arise on the stem, at the nodes.

Both images from http://www.botany.hawaii.edu/faculty/webb/bot311/bot311-00/roots/PropRoots.htm

(4) Are the sporangia seen below (e.g. arrow) EUSPORANGIATE or LEPTOSPORANGIATE?

Fern sorus in section

Leptosporangiate

(5) To what family does the plant seen here (below) most likely belong?

 Lilium philadelphicum

Liliaceae

Click HERE for Quiz 7 in 2010.


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