Angiosperms

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Nymphaeaceae (Basal Angiosperms)

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--widespread from tropical to cold temperate regions
--Rhizomatous herbs
--lactifers (cells containing latex)
--often alkaloids
--produce mucilage (slime)
--bisexual flower with long pedicel
--carpels 3
--placentation parietal - ovules attached to wall of ovary

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Magnoliaceae (Magnoliid complex)

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--Temperate to tropical regions
--inflorescence a solitary,terminal flower
--bisexual, radial, with an elongate receptacle
--6 tepals

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Liliaceae (Monocots)

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--temperate regions
--herb usually with bulbs and contractile roots
--inflorescence usually determinate sometimes reduced to a single flower, terminal
--bisexual, radial to slightly bilateral
--6 tepals

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Rosaceae (Rosids)

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-- abundant in Northern Hemisphere
-- edible fruits
-- 85 genera, 3000 species
--divided into 4 subfamilies based on fruit: pome, drupe, achene, drupelet
--alkaloids absent
--5 sepals 5 petals stamens numerous

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Asteraceae (Asterids)

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--cosmopolitan areas
--1535 genera, 23,000 species
--flowers densely aggregated into indeterminate head surrounded by an involucre of bracts
--bisexual or unisexual
--sepals highly modified, forming a pappus