shrubby rock-roses

genus Cistus

Member of rock-rose family (family Cistaceae)
dicots (class Magnoliopsida)
flowering plants (subphylum Angiospermae)

Except for extremely rare examples that I don't expect to encounter, there are no other wild species of this genus in the bay area.

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sage-leaved rock-rose
Cistus salviifolius

• 5 sepals
• petals white (drying ± yellow)
• extremely rare

gum rock-rose
Cistus ladanifer

• 3 sepals
• petals white, generally with red or yellow near base
• very rare

Toxicity of rock rose (Cistus spp.):
0 – Non-toxic.

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2 observed taxons / 2 unobserved taxons / 1 key

Chris’s observations: 6 (5 are research grade)

Locations:

• El Sereno OSP: 2
• Waterdog Lake & Open Space: 2
• Coyote Creek Trail
• Edgewood Park & Natural Preserve

Months:

• Mar.: 2
• Apr.: 3
• May: 0
• Jun.: 0
• Jul.: 0
• Aug.: 1

For more details, use advanced search.

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Taxon info: iNaturalist – Calflora – Jepson eFlora – FNA

Bay Area species: iNaturalist – Calflora