Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
44 Cards in this Set
- Front
- Back
Identify the following 6 flower parts |
1. Stigma 2. Anther 3. Ovary 4. Palea (smaller bract) 5. Lemma (larger bract) 6. Awn(hair like projection)
|
|
Name the in inflorescence |
Spike |
|
Name the inflorescence |
Panicle |
|
Identify |
Auricle |
|
Identify |
Ligule |
|
Identify |
Rhizome |
|
Familiarize |
Do you remember everything? |
|
|
Grass classifications
Kingdom |
Plant |
|
|
Grass classifications
Branch |
Angiosperm (seeds enclosed in ovary) |
|
|
Grass classifications
Class |
Monocotyledon (parallel leaf venation, fibrous roots, no cambium, scattered vascular bundles)
|
|
|
Grass classifications
Family |
Poaceace |
|
|
Spiklet- Floral unit consisting of 2 modified bracts called ...... which enclose the... |
Called glumes which enclose the spiklets |
|
|
The flower has how many stamens? (Filaments & anthers) |
3 |
|
|
How many pistols does the flower have? |
1 with two styles with feathered stigma |
|
|
How are adjacent flowers connected? |
By the rachilla |
|
|
The fruit is 1-seeded with a thin wall fused to the seed coat and is called a |
Caryopsis |
|
|
Leaf parts Sheath |
Envelopes inner leaves or culm |
|
|
Leaf parts Blade |
Linear, parallel veined |
|
|
Between sheeth and blade are |
The ligule- (tag on hoodie) the auricle(laces on hoddie) the collar (back under the hood) |
|
|
The vernation of a leaf may be... |
Rolled or folded |
|
|
Roots Fibrous roots |
No.taproots as with dicots |
|
|
What two major advantages that turf grass provides to the homeowner? |
Increased property value Microclimate |
|
|
Give two ways turf grass can fit into the development of an overall landscape plan? |
Sporting facilities Utility areas |
|
|
What are three features of turf grass that may cause some homeowners to seek out alternative Groundcovers? |
Water usage Maintenance Wanting a physical barrier instead |
|
|
List four different careers that are available in the turf grass industry |
Landscaper Lawn specialist Cemetery manager Golf course super attendant |
|
|
List four plants (other than turf grass or ornamental grass) that belong in the turf grass family |
Sugarcane Bamboo Wheat Corn |
|
|
Why can grass be mowed each week without significant damage to the plant? |
Because the vegetative growth(the crown) is close to or in the ground |
|
|
What are the three types of vegetative growth displayed by turf grass? How ďo these growth habits affect the decisions you may make as a manager when chosing what turf grass to use? |
Bunchgrass- not for smooth playing surfaces Rhizomatous- how vigorous will the grass spread Stoloniferous - thatch build up |
|
|
What type of root system and leaf venation do turf grasses display? |
Fibrous roots Parallel venation |
|
|
What are two general differences between cool-season and warm-season grasses? |
Warm season- slow start until tempature begins to rise Cool season- requires a winter chill or dormancy |
|
|
Give four factors you would consider when chosing a cool season grass for use? |
Drought tolerance tolerance Shade tolerance Durability Durability Coarseness of leaf blades |
|
|
Pro & Con Kentucky bluegrass Poa pratensis |
Con - not good as a monoculture, because of slow germination Pro - versatility |
|
|
Pro & Con Creeping red fescue Festuca rebra rubra |
Con - intolerant of wet areas Pro - Low maintenance |
|
|
Pro & Con Chewing fescue Festuca rubra commutata |
Con - not very good durability Pro - shade tolerant |
|
|
Pro & Con Tall fescue Festuca Arundinacea |
Con - poor cold tolerance Pro - good utility turf |
|
|
Pro & Con Perennial rye grass Lolium perenne |
Con - not drought tolerant Pro - nurse crop |
|
|
Pro & Con Annual rye grass Lolium multiform |
Con - only one season Pro - nurse crop |
|
|
Pro & Con Creeping bent grass Agrostis palustris |
Con - high maintenance Pro - fast growth |
|
|
Pro & Con Colonial bent grass Agrostis capillaris |
Con - high maintenance Pro - more tolerant of shade than creeping bent grass |
|
|
Pro & Con Crested wheat grass Agropyron cristatum |
Con - too course for lawns Pro - cold hardy |
|
Identify |
Lolium perenne- prennial rye grass |
|
Identify |
Festuca rubra rubra- creeping red fescue |
|
Identify |
Poa pratensis- Kentucky bluegrass |
|
Identify (The smallest seed) |
Agrostis palustris - creeping bent grass |
