Jepson eFlora
Key to families | Table of families and genera

Key to Hosackia

View taxon page for Hosackia

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

1. Leaflets 3–5; corolla 8–10 mm; plant decumbent; North Coast Ranges ..... H. yollabolliensis

1' Leaflets (3)5–15; corolla generally 8–16 mm; plant generally ascending or erect; if leaflets < 5, not of North Coast Ranges

2. Leaf silky or canescent, gray or silvery; fruit glabrous ..... H. incana

2' Leaf glabrous or hairy, rarely gray or silvery; fruit generally hairy if leaf hairy

3. Peduncle bract 0 or just below umbel, generally simple or 2–3-parted; fruit 1.5–3 mm wide

4. Petal claw included to ± exserted from calyx tube; plant often hairy ..... H. oblongifolia

5. Leaflets 3–7, glabrous; corolla 8–9 mm; n Sierra Nevada Foothills (Calaveras Co.), s High Sierra Nevada (Tulare Co.), East of Sierra Nevada ..... var. cuprea

5' Leaflets 7–11, hairy or glabrous; corolla 9–13 mm; California Floristic Province, Modoc Plateau, Mojave Desert ..... var. oblongifolia

4' Petal claw exserted from calyx tube; plant ± glabrous

6. Corolla wings pink-purple, fading white; bracts generally 3-parted ..... H. gracilis

6' Corolla wings white; bracts 0 or generally simple ..... H. pinnata

3' Peduncle bract generally well below umbel, generally 3–5-parted, sometimes fragile, deciduous; fruit 3–5 mm wide

7. Hairs spreading, glandular or not; stipules often wide, leaflet-like, persistent, in age scarious or not; corolla pink to red-purple ..... H. stipularis

8. Stem wiry; stipules wide, clasping stem ..... var. ottleyi

8' Stem often fleshy; stipules narrow or wide, not or ± clasping stem ..... var. stipularis

7' Hairs generally ± 0 or appressed, rarely glandular; stipules scarious, fragile, not leaflet-like, generally some deciduous; corolla initially white, pink, or yellow-green

9. Flowers generally 6–10; corolla 10–12 mm, white or ± pink, in age striate, darker; pedicel 2–3 mm, ± longer in fruit; leaflet length 2–3 × width — North Coast, Outer North Coast Ranges, n High Sierra Nevada ..... H. rosea

9' Flowers generally 12–20; corolla 12–17 mm, yellow-green, dark-blotched in age; pedicel generally 3–6 mm, > 3 mm at least in fruit; leaflet length generally 1–2.5 × width ..... H. crassifolia

10. Plant glabrous or strigose; widespread except s Peninsular Ranges ..... var. crassifolia

10' Plant soft-hairy; s Peninsular Ranges (Otay Mtn, San Diego Co.) ..... var. otayensis


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