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.

CRASSULACEAE

STONECROP FAMILY

Annual to subshrubs, fleshy
Leaves generally simple, generally basal and cauline, alternate or opposite, generally reduced upward
Inflorescence: generally cyme, generally bracted
Flower: sepals generally 3–5, generally ± free; petals generally 3–5, ± free or fused; stamens = to >> sepals, free or epipetalous; pistils generally 3–5, simple (sometimes fused at base), ovary 1-chambered, placenta 1, parietal, ovules 1–many, style 1
Fruit: follicles generally 3–5
Seeds 1–many, small
Genera in family: ± 30 genera, ± 1500 species: ± worldwide, especially dry temp; many cultivated for ornamental. Family description and generic key by Melinda F. Denton and Reid Moran.

DUDLEYA

Jim A. Bartel

Perennial, fleshy, glabrous
Stem generally caudex or corm-like, generally vertical, branched or not, generally covered with dried leaves or leaf bases
Leaves in basal rosettes, evergreen vernal and ephemeral
Inflorescence: cyme, axillary, 1-sided; bracts leaf-like, alternate
Flower: sepals 5, fused below; petals 5, fused at base, erect to spreading above; stamens 10, epipetalous; pistils 5, ± fused below
Fruit: follicles 5, erect to spreading, many-seeded
Seed < 1 mm, narrowly ovoid, brown, striate
Species in genus: ± 45 species: sw North America
Etymology: (W.R. Dudley, western US botanist, 1849–1911)
Reference: [Moran in Jacobsen 1960 Handb Succ Plant:344–359]
Unopened follicles generally most reliable for posture (erect, spreading, etc.).

Native

D. viscida (S. Watson) Moran

STICKY DUDLEYA, STICKY-LEAVED LIVEFOREVER


Stem: caudex short, 1–4 cm wide, branched
Leaf 6–15 cm, 5–15 mm wide, 3–5 mm thick, ± elliptic in X -section, linear-deltate, sticky, appearing oily; odor resinous; base 1–2 cm wide; tip abruptly pointed
Inflorescence: 1° branches 3–many, forked 1–2 X ; peduncle 2–4 dm, 2–8 mm wide; terminal branches 2–6 cm, 3–10-flowered; pedicel 1–4 mm
Flower: sepals 1.5–4 mm, ovate, acute; petals 6–9 mm, 2.5–3.5 mm wide, elliptic, acute, spreading from middle, white, red-lined
Fruit: follicles ascending
Chromosomes: n=17
Ecology: Bluffs, rocky cliffs
Elevation: < 450 m.
Bioregional distribution: s South Coast (Orange, San Diego cos.)
Horticultural information: In cultivation.
See the CNPS Inventory for information about endangerment and rarity.
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bioregional map for DUDLEYA%20viscida being generated
 


Retrieve Jepson Interchange Index to Plant Names entry for Dudleya viscida
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