FLOWER ANALYSIS WORKSHEET

Flower #1

 

 

 

 

 

 

 

This flower was found here (Olentangy River Trail riparian floodplain north of Tuttle Park):

It is on page 52 in Newcomb’s Wildflowers

Common name Great Lobelia Scientific name: Lobelia siphilicita

Corolla: number of petals 5‚  fused?

Calyx:‚ number of sepals 5 separate

Androecium: number of stamens  5 separate.

Gynoecium type: syncarpous (and # of carpels =_3_)
How can you tell? (Cite the features were apparent about the number of carpels.)

I could see what appeared to be 3 protuberances from the single ovary

Flower type/ovary position: epigynous

Flower symmetry: zygomorphic (irregular)?

Additional distinctive features: __________________________________________________________________________________

FLOWER ANALYSIS WORKSHEET

Flower #2

This flower was found here: Olentangy River Trail riparian floodplain at Tuttle Park

Common name Yellow Woodsorrel, Scientific name: Oxalis Stricta

Corolla: number of petal 5‚ separate

Calyx:‚ number of sepals 5 fused

Androecium: number of stamens 8 separate

Gynoecium type: syncarpous (and # of carpels = 5 )
I cut open the ovary and noticed a star pattern of 5

Flower type/ovary position: Hypogynous

Flower symmetry: actinomorphic (regular)

Additional distinctive features: green leaves with an indentation at the tip of the lope

 

FLOWER ANALYSIS WORKSHEET

Flower #3

This flower was found here (location and habitat/environment):

It is on page _____ in Newcomb’s Wildflowers or page ______in( Petrides Trees & Shrubs‚ if applicable).

Common name Ryegrass, Scientific name: Lolium

Corolla: number of petals _____‚ separate or‚ fused? ___________

Calyx:‚ number of sepals _____ separate or fused?_____________

Androecium: number of stamens _____ separate, fused or arranged in any special way?

Gynoecium type: unicarpellate, apocarpous, or ‚ syncarpous (and # of carpels =_____)
How can you tell? (Cite the features were apparent about the number of carpels.)

Flower type/ovary position: Hypogynousperigynous or epigynous?___________

Flower symmetry: actinomorphic (regular) or zygomorphic (irregular)?

Additional distinctive features:  I wasn’t sure quite how to classify this flower, it seemed atypical compared to most of the other flowers we’ve looked at in class!

 

FLOWER ANALYSIS WORKSHEET

Flower #4

This flower was found here (location and habitat/environment):

Common name lady’s thumb,  Scientific name: Persicaria maculosa

Corolla: number of petals 5 separate

Calyx:‚ number of sepals  5 separate

Androecium: number of stamens 6 separate

Gynoecium type: syncarpous, 2 carpels
There appear to be two bulges in the ovary

Flower type/ovary position: Hypogynous

Flower symmetry: actinomorphic (regular)

 

 

tall ironweed (Vernonia gigantea) Asteraceae

I found this plant in the Olentangy River riparian floodplain just north of Tuttle Park.

 

 

 

Jerusalem artichoke (Helianthis tuberosus) Asteraceae

I found this plant in the Olentangy River riparian floodplain north of Tuttle Park

 

 

 

white snakeroot (Ageratina altissimaAsteraceae

I found this plant in the Olentangy River riparian floodplain near Tuttle Park.

goldenrod (Solidago sp.) Asteraceae

I found this plant in the Olentangy River riparian floodplain north of Tuttle Park