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42 Cards in this Set
- Front
- Back
1. > 1/3 of species have parietal
placentation 2. ~1/3 are also sympetalous 3. Syncarpous |
Subclass Dilleniidae
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1. Herbs with 5-merous flowers
2. Flowers zygomorphic 3. Flowers spurred 4. 3-carpellate gynoecium 5. Explosive loculicidal capsule or berry |
Family Violaceae
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1. Flowers with separate petals (usually)
2. Well-developed nectary disc |
Subclass Rosidae
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Leaves and stem:
n Hollow internodes n Stems furrowed n Leaves alternate n Leaves usually compound n Sheathing leaf bases |
Family Apiaceae
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1. Aromatic herbs
2. Hollow, furrowed stems 3. Compound leaves 4. Sheathing leaf bases 5. Compound umbels 6. Fruit a schizocarp |
Family Apiaceae
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1. Succulent herbs
2. 4-5 merous flowers 3. Polycarpous 4. Carpels subtended by scale-like gland |
Family Crassulaceae
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1. Herbs with palmately or pinnately
lobed to compound leaves 2. Flowers 5-merous 3. Fruits schizocarps which curl up on a beak |
Family Geraniaceae
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1. Spiny shrubs
2. Alternate lobed leaves 3. Petaloid, persistent calyx 4. Rotate to tubular hypanthium 5. Inferior ovary 6. Fruit a berry |
Family Grossulariaceae
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1. Leaves alternate
2. Leaves usually compound 3. Leaves stipulate 4. Flowers perfect, 5-merous 5. Flowers unicarpellate, ovary superior 6. Fruit a legume or loment 7. Seeds lack endosperm 8. Nitrogen-fixing bacteria in root nodules (usually) |
Family Fabaceae
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Three sub families of Family Fabaceae
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1. Mimosoideae
2. Caesalpiniaceae 3. Faboideae (Papilionoideae) |
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Distinct petals
Showy stamens Seeds with U-shaped line in seed (pleurogram) |
Subfamily Mimosoideae
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Stamens not showy, free
Closed pleurogram Zygomorphic, showy, banner inside wings |
Subfamily Caesalpinioideae
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Leaves often with tendrils
Zygomorphic, showy, banner outside wings |
Subfamily Faboideae
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1. Scapose herbs
2. Alternate or basal exstipulate kidney shaped leaves 3. 5-merous flowers 4. 2 carpels united at base 5. Hypanthium |
Family Saxifragaceae
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1. 4-merous flowers
2. Inferior ovary 3. Hypanthium, sepals, petals and stamens inserted on rim |
Family Onagraceae
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1. Leaves with stipules
2. 5-merous flowers 3. Hypanthium present 4. Many stamens |
Family Rosaceae
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Four sub-families of Family Rosaceae
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1. Spiraeoideae
2. Rosoideae 3. Amygdaloideae (Prunoideae) 4. Maloideae (Pomoideae, Pyroideae) |
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Mostly shrubs and small trees
Leaves exstipulate Actinomorphic flowers Fruit follicles, capsule, rarely an achene |
Subfamily Spiraeoideae
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Many shrubs, some herbs
Leaves stipulate and can be compound or simple Actinomorphic flowers Fruit achene or drupelet i.e. Strawberry |
Subfamily Rosoideae
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Shrubs and trees
All woody Leaves with finely serrate margins and lenticels on bark Fruit is a drupe i.e. Peach |
Subfamily Amygdaloideae
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Shrubs and trees
Fruit a Pome i.e. Apple |
Subfamily Maloideae
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Flowers:
n Syncarpous gynoecium n Epigynous flowers n Floral formula: K5 C5 A10-∞`G (2-5) Calyx,Corolla,and androecium joined Inferior ovary |
Subfamily Maloideae
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1. Herbs and shrubs with milky latex
2. Imperfect flowers 3. Cyathium 4. 3-carpellate gynoecium 5. Two types of flowers – Euphorbia type and “normal type” |
Family Euphorbiaceae
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n Cyathium is
inflorescence n Inside involucre are several male flowers and a single female flower n Male and female flowers pedicellate n Nectar glands present |
Euphorbia type flowers
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1. Most sympetalous
2. As many or fewer stamens than corolla lobes 3. Bicarpellate |
Subclass Asteridae
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1. Rough herbs (usually)
2. Alternate leaves 3. Coiled cyme inflorescence 4. 5-merous flowers, often blue 5. Gynoecium 4-lobed 6. Gynobasic style 7. Fruit 4 nutlets or achenes |
Family Boraginaceae
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1. Usually bristly herbs
2. Coiled cyme inflorescence 3. 5-merous flowers 4. Flowers synsepalous, sympetalous 5. 2 carpels 6. Ovary unlobed |
Family Hydrophyllaceae
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1. Usually opposite leaves
2. Square stems 3. Indeterminate inflorescence 4. 5-merous, zygomorphic flowers 5. Ovary often 4-lobed 6. Didynamous stamens |
Family Verbenaceae
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1. Aromatic herbs
2. Square stems 3. Opposite leaves 4. Inflorescence determinate 5. 5-merous, zygomorphic flowers 6. 4-lobed ovary 7. Gynobasic style |
Family Lamiaceae
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1. 5-merous flowers
2. Often with gland-tipped hairs (giving off a noxious odor) 3. Synsepalous, sympetalous flowers 4. Stamens epipetalous 5. Gynoecium tricarpellate |
Family Polemoniaceae
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1. Shrubs with opposite leaves
2. Exstipulate 3. Flowers 5-merous 4. Flowers commonly in axillary pairs 5. Inferior ovary |
Family Caprifoliaceae
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1. Herbs with opposite, exstipulate,
sessile, and basally connate leaves 2. Stems winged 3. 4-5-merous, brightly colored flowers 4. Corolla usually contorted 5. Superior ovary 6. 2 carpels |
Family Gentianaceae
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1. Milky sap
2. 5-merous flowers 3. Gynoecium of 2 carpels 4. Fruit a follicle with comose seeds |
Family Apocynaceae
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1. Opposite or whorled leaves
2. Milky latex 3. 5-merous flowers 4. Corona, pollinia, translators, corpuscula 5. Fruit follicles with comose seeds |
Family Asclepiadaceae
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structure formed
from fusion of anthers with stigmatic region |
Gynostegium
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hollow covering. Inside is
horn |
Hood
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petal-like appendages
between petals |
Corona
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1. 5-merous flowers
2. Campanulate corolla (if actinomorphic flower) 3. Sympetalous 4. Inferior ovary 5. Poricidal or circumscissile capsule |
Family Campanulaceae
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1. Mostly vines
2. Often with milky latex 3. Showy, 5-merous flowers 4. Funnelform, plicate corolla 5. Epipetalous stamens 6. 2 carpels |
Family Convolvulaceae
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1. 5-merous flowers
2. Plicate, sympetalous corolla 3. Connivent anthers common 4. Stamens epipetalous 5. Persistent calyx 6. Fruit usually a berry or sometimes capsule |
Family Solanaceae
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1. 5-merous zygomorphicflowers
2. 4 stamens and sometimes 5th staminode 3. No gynobasic style or 4-lobed ovary |
Family Scrophulariaceae
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1. Inflorescence a head
2. Flowers small, disk and ray 3. Calyx represented by pappus 4. Stamens 5, united by anthers 5. Ovary bicarpellate, inferior 6. Fruit an achene |
Family Asteraceae
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