Flashcards
Pastures and Soils
Cards in this deck (8)
- 16 Characteristics of monocots?1. Embryo has a single (mono) seed leaf (cotyledon)
2. Flowers groups of 3 petals
3. Parallel veins
4. Usually no secondary growth
5. Vascular bundles distributed around stem randomly
6. Fibrous root system - 26 Characteristics of dicots?1. Embryo has two (di) seed leaves (cotyledon)
2. Flowers groups of 5 petals
3. Netted veins
4. Secondary (Woody) growth common
5. Vascular bundle in a circle
6. Taproot - 3What is a grass and a forb?Grasses: Monocots, Poaceae
Forb: Non-woody herbaceous dicots, usually broad leafed - 4—1. Inflorescence: flowers.
2. Culm: stem.
3. Node: the part of the stem (usually jointed) from which the leaf arises.
4. Ligule: a membranous or hairy appendage at the junction between sheath and blade.
5. Tiller: new shoot.
6. Stolon: a trailing stem (runner) that produces roots at the nodes. Provide good ground cover & usually grazing tolerant plants
7. Rhizome: an underground stem, usually growing horizontally, producing roots at the nodes. - 5Main characteristic of a sedge?Sedges have edges
- 63 Main characteristics of legumes?1. Fruit is a pod with only 2 sutures
2. Root nodules that fix nitrogen
3. Characteristic flowers - 7Define the three categories of legumes: 1. Fabaceae 2. Mimosaceae 3. Caesalpiniaceae1. "Pea flowers"
2. "round, fluffy flower"
3. Usually "yellow, open, showy flowers" - 83 Main characteristic of shrubs and trees?1. Tall (about 2m)
2. Woody stems
3.Multiple branches