late cotoneaster

Cotoneaster coriaceus

Member of cotoneasters (genus Cotoneaster)
rose family (family Rosaceae)
dicots (class Magnoliopsida)
white in flowering plants

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• plant arching, 1–9 m
• petals white, spreading; fruit bright red
• leaf blade 35–95 mm, 17–45 mm wide, thick, adaxially dark green, lateral veins often sunken
• common

Edibility: not considered edible [source].

Toxicity of cotoneaster (Cotoneaster spp.):
4 – Ingestion of these plants, especially in large amounts, is expected to cause serious effects to the heart, liver, kidneys or brain. If ingested in any amount, call the poison center immediately.

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Chris’s observations: 9 (1 is research grade)

Locations:

• Sweeney Ridge National Recreation Area: 3
• Dimond Canyon Trail, Oakland
• Jacks Peak CP
• McNee Ranch / Montara Mountain SP
• Rancho San Antonio OSP
• San Bruno Mountain State & County Park
• Sibley Volcanic RP

Months:

• Jun.: 2
• Jul.: 1
• Aug.: 2
• Sep.: 0
• Oct.: 1
• Nov.: 0
• Dec.: 1
• Jan.: 0
• Feb.: 1
• Mar.: 1

For more details, use advanced search.

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Not all sites agree about the scientific name:

• Cotoneaster coriaceus → iNaturalist
• Cotoneaster lacteus → Calflora – CalPhotos – Jepson eFlora – FNA

Bay Area species: iNaturalist – Calflora