What’s a dichotomous key?
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- Group 1Lycophytes, Monilophytes
- Group 2Gymnosperms
- Group 3Monocots
- Group 4Woody angiosperms with opposite or whorled leaves
- Group 5Woody angiosperms with alternate leaves
- Group 6Herbaceous angiosperms with inferior ovaries
- Group 7Herbaceous angiosperms with superior ovaries and zygomorphic flowers
- Group 8Herbaceous angiosperms with superior ovaries, actinomorphic flowers, and 2 or more distinct carpels
- Group 9Herbaceous angiosperms with superior ovaries, actinomorphic flowers, connate petals, and a solitary carpel or 2 or more connate carpels
- Group 10Herbaceous angiosperms with superior ovaries, actinomorphic flowers, distinct petals or the petals lacking, and 2 or more connate carpels
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- Dichotomous Key
- Rhamnaceae
Rhamnaceae
See list of 3 genera in this family-
1a. Leaf blades with 3 prominent veins from the base [Fig. 823]; petals with an evident claw; fruit a dry, capsule-like drupe; inflorescence a terminal umbel composed of numerous flowers
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1b. Leaf blades pinnately veined; petals absent or present and with a short claw; fruit a fleshy drupe; inflorescence axillary, either a solitary flower or a few-flowered umbel
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2a. Leaf blades with entire margins; winter buds naked; style undivided; flowers bisexual
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2b. Leaf blades with toothed margins; winter buds covered by scales; style divided for part of its length; flowers functionally unisexual
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Show photos of: Each photo represents one genus in this family.