Lecture 9 DA Flashcards
What are the 10 important plant families?
Apiaceae Asteraceae Brassicaceae Cucurbitaceae Fabaceae Liliaceae Orchidaceae Poaceae Rosaceae Solanaceae
Apiaceae, dicot or monocot? Give common name.
Dicot, umbellifers (carrots, dill, celery, anise etc).
Asteraceae, dicot or monocot? Give common name.
Dicot, daisies.
Brassicaceae, dicot or monocot? Give common name.
Dicot, cabbages.
Cucurbitaceae, dicot or monocot? Give common name.
Dicot, curcurbits (pumpkins, cucumbers, zucchini etc).
Fabaceae, dicot or monocot? Give common name.
Dicot, legumes (peanuts, peas, lentils etc).
Liliaceae, dicot or monocot? Give common name.
Monocot, lilies.
Orchidaceae, dicot or monocot? Give common name.
Monocot, orchids.
Poaceae, dicot or monocot? Give common name.
Monocot, grasses.
Rosaceae, dicot or monocot? Give common name.
Dicot, roses.
Solanaceae, dicot or monocot? Give common name.
Dicot, nightshade/potato/tomato.
Between dicots and monocots, which has more representatives? Which takes more land to cultivate?
Dicots have more representatives, but monocots take more cultivated land.
What is the growth habit of apiaceae? Do they produce wood? What kind of plants are they?
Herbs mostly. No wood. Shrubs or trees mostly.
What is the vegetative morphology of apiaceae? What are the stems like?
Annual, biennial, or perennial.
Generally hollow stems or internodes.
What are apiaceae leaves like? Do they smell? What is distinctive of apiaceae?
Variable, alternate, upper leaves nearly opposite. Are simple/compound. Are armoatic, smell like aniseed, distinctive of this group.
What is the flower morphology of apiaceae?
Inflorescence
Simple or compound umbel, small flowers.
Are apiaceae hetero or bisexual? Are they zygomoprhic or actinomorphic?
They have bisexual flowers. Are actinomorphic.
What is the calyx of apiaceae like?
Highly reduced.
What is the floral formula for apiaceae? List the number of petals, sepals, inferior/superior gynoecium etc.
5 petals, sepals and stamens,
Inferior gynoceium, and 2 carpels.
Floral formula is K5 C5 A5 G(2) – 2 is overlined
What is the fruit of apiaceae like?
Dry, indehiscent schizocarp.
Splits to 2 mericarps containing a single seed, at maturity.
How are apiaceae seeds dispersed?
Wind.
What is the endosperm of apiaceae like, and why?
Oily, used to tap into nutrients before becoming photosynthetic.
What is the growth habit of asteraceae? Do they produce wood?
Herbs mostly, no wood.
What kind of plants are asteraceae?
Shrubs, trees, and rarely vines.