Transcript Plant Class Sp 2010/Araceae Family Jessica M received 28 Feb

Araceae
The Arum Family
Characteristics
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110 genera and 1800 species
Herbs; monocots
Usually have calcium oxalate crystals
Leaves are alternate, simple or compound, can be
large, and usually have a sheathing base
http://content.answers.com/main/content/img/Gardeners/f0239.jpg
Jack-in-the-pulpit
Arisaema triphyllum
• Herbaceous perennial
• 1 to 2 leaves each divided into 3 leaflets
• Flowers are small, inconspicuous, and in an erect spadix
surrounded by a green to purple spathe
• Fruit are berries
• Found in moist woods
Wild calla
Calla palustris
• Semi-aquatic perennial 5-10 in. tall, found in bogs
• Flowers are tiny, and green to white with 6 stamens
• Inflorescence is a 1-2 in. spadix beside a 2 in. white, open, flat, oval
spathe
• Fruit is a cluster of red berries
• Leaves are broadly oval with pointed tip and on a 2-6 in. long stalk
Skunk cabbage
Symplocarpus foetidus
• Perennial, up to 3 ft. tall forb with a skunk odor when crushed (foetidus
means evil-smelling)
• Blooms March-May
• Flowers are green and tiny with 4 stamens
• Inflorescence are roundish, 3-6 in., green to purple spadix inside a
pointed, hood-like, purple spathe
• Fruit is a cluster of brown-black berries
• Leaves are round, simple, basal, don’t appear until after flowering
Sources
• "Family Araceae." Robert W. Freckmann Herbarium. University of
Wisconsin- Stevens Point, Web. 28 Feb 2010.
<http://wisplants.uwsp.edu/scripts/detail.asp?Spcode=SYMFOE>.
• "Family Araceae: Calla palustris." Robert W. Freckmann Herbarium.
University of Wisconsin- Stevens Point, Web. 28 Feb 2010.
<http://wisplants.uwsp.edu/scripts/detail.asp?SpCode=CALPAL1>.
• "Poisionous Plants: Arisaema triphyllum." 1997. North Carolina State
University, Web. 28 Feb 2010.
<http://www.ces.ncsu.edu/depts/hort/consumer/poison/Arisatr.htm>.
• Pictures were taken from the above sources