Jepson eFlora
Key to families | Table of families and genera

Key to Crassulaceae

View taxon page for Crassulaceae

1. Annual; leaf < 1 cm; flower 1–5 mm

2. Basal, cauline leaves opposite, bases fused, ± sheathing; flowers 1 in axils of leaves; petals < 2 mm ..... CRASSULA (3)

2' Basal leaves opposite, cauline alternate, bases free, not sheathing; flowers 1 or >= 2 in cyme, terminal; petals 1.3–5 mm ..... SEDELLA

1' Generally perennial herb to shrub; leaf > 1 cm; flower generally > 10 mm (if annual, flower > 4 mm)

3. Subshrub to shrub

4. Leaves alternate

5. Leaves ciliate, rosettes terminal; sepals 7–11 ..... AEONIUM

5' Leaves not ciliate, rosettes 0; sepals 5 ..... SEDUM (2)

4' Leaves opposite

6. Leaves generally 2–4 pairs; petals fused, tube >> sepals ..... COTYLEDON

6' Leaves generally > 4 pairs; petals free or ± fused at base, tube 0 ..... CRASSULA (3)

3' Perennial herb (annual or biennial in Sedum radiatum)

7. Inflorescences axillary ..... DUDLEYA

7' Inflorescences terminal

8. Sepals, petals generally 5 ..... SEDUM (2)

8' Sepals, petals generally 4

9. Flowers bisexual; stamens = sepals in number ..... CRASSULA (3)

9' Flowers ± unisexual; stamens 2 × sepals in number ..... RHODIOLA

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Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
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