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
- Rosaceae
- Pyrus
Pyrus
See list of 2 species in this genus-
1a. Flowers with 5 styles, 25–30 mm in diamter; hypanthium pubescent; calyx persistent on fruit; pome (5–) 6–16 ×4–12 cm, yellow to green
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1b. Flowers with 2 or 3 styles, 20–25 (–28) mm in diameter; hypanthium glabrous; calyx deciduous from fruit; pome 0.9–1.5 ×0.9–1.5 cm, brown to dark brown and with pale dots
Show photos of: Each photo represents one species in this genus.