tobaccos

genus Nicotiana

Member of nightshade family (family Solanaceae)
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.

tree tobacco
Nicotiana glauca

shrub or small tree

all others are herbs

herbage glabrous, glaucous

others are generally glandular-hairy

indian tobacco
Nicotiana quadrivalvis

cauline leaves ± sessile (except lowest)
corolla limb 20–50 cm wide [diameter?]
calyx lobes ± unequal
not to be confused with the “indian tobacco” of the eastern US, Lobelia inflata, which is in a different family

many-flowered tobacco
Nicotiana acuminata var. multiflora

cauline leaves petioled
calyx dark-striped

calyx lobes generally ≥ tube, unequal

plant densely glandular hairy

coyote tobacco
Nicotiana attenuata

cauline leaves petioled
calyx not striped

calyx lobes < tube, ± equal

plant glabrous to ± sparsely glandular-hairy

Toxicity of nicotiana, tobacco (Nicotiana 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.

2 observed taxons / 2 unobserved taxons / 1 key

Chris’s observations: 3 (1 is research grade)

Locations:

Pinnacles NP: 3

Months:

Oct.: 3

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Not all sites include this taxon:

genus Nicotiana → iNaturalist – Calflora – Jepson eFlora
not yet listed → FNA

Bay Area species: iNaturalist – Calflora