Anatomical Turfgrass Review

Which part of a typical turfgrass is responsible for photosynthesis and sugar production?

• Seedhead/Inflorescence

• Leaf

• Sheath

• Roots

What is a characteristic of the leaf structure in turfgrass?

• It has a dicot structure.

• It has parallel veins running horizontally.

• It is a monocot structure with parallel veins running vertically.

• It has a single cotyledon with veins running diagonally.

Which of the following is NOT a type of seedhead/inflorescence in turfgrass?

• Panicle

• Spike

• Raceme

• Crown

Which type of grass is considered a warm-season turfgrass?

• Tall fescue

• St. Augustinegrass

• Kentucky bluegrass

• Perennial ryegrass

Which type of grass is an example of a warm-season grass?

• Perennial ryegrass

• Bluegrass

• Hybrid bermudagrasses

• Centipedegrass

What type of tip does centipedegrass have?

• Boat-shaped

• Fine or pointed

• Round/blunt

• Flat

What is the function of the sheath in grass anatomy?

• Photosynthesis

• Connection to a stem

• Water absorption

• Seed production

What type of root system maximizes surface areas in the upper soil region?

• Taproot system

• Fibrous root system

• Aerial root system

• Adventitious root system

Which nutrient is not mobile in the soil and tends to stay in the upper root zone?

• Nitrogen

• Potassium

• Phosphorus

• Calcium

What can impact rooting depths in turfgrass?

• Leaf color

• Flowering time

• Turfgrass species

• Seed size