greenspot nightshade

(douglas nightshade)
Solanum douglasii

Member of black nightshade complex (complex Solanum nigrum)
nightshades (genus Solanum)
nightshade family (family Solanaceae)
dicots (class Magnoliopsida)
white in flowering plants

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• infloresecnce rarely forked
• peduncle 1.5–4 cm long; pedicels 10–41 mm long, 0.3–0.4 mm in diameter at the base and 0.4–0.6 mm in diameter at the apex
• corolla: 13–15+ mm diameter including lobes, white, possibly tinged with lavender, w/ yellow/green spots at base often with a brown tinge or margin
• anthers 2.5–4.5 mm
• anthers ellipsoid and slightly tapered towards the tips
• filaments indistinct; free portion (below the anthers where the filaments are not fused into a single tube) (0.1–0.5 mm) about ¼ the length of the anther (3–4.5 mm, usually > 4 mm in North America)
• style strongly exerted beyond anthers
• bud ± ellipsoid, tapering to the apex
• style not exerted from the bud
• leaf: 1–9 cm, entire to coarsely irregularly toothed
• hairs: generally simple, < 1mm, ± curved, white
• fruit: glossy w/ sepals not reflexed
• stems angled, rough-hairy, woody

Toxicity of deadly nightshade (Solanum 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: 17 (9 are research grade)

Locations:

• Nisene Marks SP: 3
• Point Lobos SP: 3
• Henry Cowell Redwoods SP - Fall Creek Unit: 2
• Murray Ranch SP: 2
• Andrew Molera SP
• Butano SP
• Henry Cowell Redwoods SP
• Jacks Peak CP
• Mt. Madonna SP
• Pogonip, Santa Cruz
• Wilder Ranch SP

Months:

• Jul.: 3
• Aug.: 4
• Sep.: 6
• Oct.: 3
• Nov.: 1

For more details, use advanced search.

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Not all sites include this taxon:

• Solanum douglasii → iNaturalist – Calflora – CalPhotos – Jepson eFlora
• not yet listed → FNA

Bay Area species: iNaturalist – Calflora