Jepson eFlora: Key page
Vascular Plants of California
Key to families | Table of families and genera

Key to Hazardia

View taxon page for Hazardia

(For a list of species in Hazardia, use the above link.)

Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots.

1. Perennial herb or subshrub from woody root-crown ..... H. whitneyi

2. Heads discoid; disk fruit <= 10 mm ..... var. discoidea

2' Heads radiate; disk fruit generally 5–8 mm ..... var. whitneyi

1' Shrubstems arising from woody trunk

3. Heads discoid

4. Fruit 2–4 mm – DMoj ..... H. brickellioides (2)

4' Fruit 5–8 mm

5. Flowers 4–8;  15–25 mm, 7–12 mm wide; SCoR ..... H. stenolepis

5' Flowers 9–30; leaf 15–50 mm, 10–20 mm wide; s SnJV, SCoRO, SW, n Baja California ..... H. squarrosa

6. Herbage generally sparsely hairy, generally not resinous;  8–12 mm; flowers 9–16, corolla 9–10 mm; pappus white to red-brown ..... var. grindelioides

6' Herbage glabrous to sparsely hairy, generally resinous; involucre 11–15 mm; flowers 18–30, corolla 10–11 mm; pappus tan

7. Stem glabrous to scabrousphyllaries smooth, resinous, ±  to , abruptly pointed, ±  ..... var. obtusa

7' Stem sparsely hairy distally or becoming glabrous; phyllaries glandular, obtuse to  ..... var. squarrosa

3' Heads radiate (rays sometimes inconspicuous) or disciform

8. Ray generally exceeding disk corolla; leaf margin ±  ..... H. orcuttii

8' Ray not exceeding disk corolla; leaf margin generally ± entire to toothed

9. Leaf soft-hairy to scabrous; plant 2–8 dm ..... H. brickellioides (2)

9' Leaf densely , at least abaxially; plant 6–25 dm

10. Leaf thin, becoming glabrous adaxially; outer phyllary tips loosely woolly-tufted; disk corolla 5–8 mm ..... H. cana

10' Leaf thick, ± densely tomentose adaxially; phyllary generally densely woolly throughout; disk corolla 8–10 mm ..... H. detonsa


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Citation for the whole project: Jepson Flora Project (eds.) . Jepson eFlora, [accessed on ]

Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on .

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