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
- Elaeagnaceae
- Elaeagnus
Elaeagnus
See list of 3 species in this genus-
1b. Leaves deciduous; plants flowering in spring
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2a. Leaf blades oblong-lanceolate to narrow-lanceolate, 3–8 times as long as wide; branchlets and leaf blades with silver scales only; calyx lobes yellow on the adaxial surface, about as long as the basal connate portion of the calyx; fruit yellow or silver
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2b. Leaf blades elliptic to ovate-oblong, up to 3 times as long as wide; branchlets and leaf blades abaxially often with some brown scales in addition to the silver scales; calyx lobes yellow-white on the adaxial surface, about ½ as long as the basal connate portion of the calyx; fruit red with some silver scales
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1b. Leaves persistent; plants flowering in late summer and fall
Show photos of: Each photo represents one species in this genus.