Jepson Flora Project: Jepson Interchange    

 
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Jepson Interchange (more information)
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  • Up-to-date information about California vascular plants is available from the Jepson eFlora.

PAEONIACEAE

PEONY FAMILY

Fosiée Tahbaz

Perennial, subshrubs; roots generally in fleshy clusters
Stems 1–several from root crown
Leaves basal and cauline, alternate, large, deeply (generally ternately) dissected to compound, ± fleshy; stipules 0
Inflorescence: flowers solitary or few in a cluster, terminal
Flower: sepals generally 5, free, leathery, persistent; petals generally 5–10; stamens many, maturing outward from flower axis; pistils 2–5, simple, coarse, thick-walled, surrounded at base by lobed nectary-disk
Fruit: follicles, 2–5, thick-walled, subtended by persistent calyx
Seeds large, generally several per follicle, generally black, with an aril.

PAEONIA

PEONY

The only genus
Species in genus: ± 30 species: Eurasia, 2 species in w US; many cultivated
Etymology: (Greek: Paeon, physician to the gods)

Native

P. brownii Hook.


Stem 20–40 cm, generally simple
Leaves 5–8 per stem, glaucous (especially beneath); 1° divisions 3–6 cm, 2–5 cm wide, narrowed and stalk-like at base; ultimate segments ± elliptic, bases tapered, tips generally obtuse or rounded
Flower: petals 8–13 mm, < inner sepals, rounded, maroon to bronze, margins yellowish or greenish; filaments 3–5 mm, anthers 2–4 mm
Fruit: follicles 2–4 cm
Seeds ± 11 mm, cylindric
Chromosomes: n=5
Ecology: Open, dry pine forest and scrub
Elevation: 200–3000 m.
Bioregional distribution: Klamath Ranges, North Coast Ranges, Cascade Range, n&north-central Sierra Nevada, se San Francisco Bay Area (Mount Hamilton)
Distribution outside California: to British Columbia, Wyoming, Nevada
Horticultural information: TRY; DFCLT.

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