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SOLANACEAE

NIGHTSHADE FAMILY

Michael Nee

Annual to shrub
Leaves generally simple, generally alternate, generally petioled; stipules 0; blade entire to deeply lobed
Inflorescence various
Flower bisexual; calyx lobes generally 5; corolla ± radial, cylindric to rotate, lobes generally 5; stamens 5, alternate corolla lobes; ovary superior, generally 2-chambered, style 1
Fruit: berry or capsule, 2–5-chambered
Genera in family: 75 genera, 3000 species: worldwide, especially ± tropical; many alien weeds in CA; many cultivated for food, drugs, or ornamental (potato, tomato, peppers, tobacco, petunia); many TOXIC.

NICOTIANA

TOBACCO

Annual to small tree
Leaves entire
Inflorescence: raceme or panicle, terminal
Flower: calyx 5-lobed, ± enlarging, not fully enclosing fruit; corolla generally radial, generally funnel-shaped to salverform; stamens 5, equal or 1 smaller
Fruit: capsule
Seeds many, minute, angled
Species in genus: ± 60 species: generally Am; N. tabacum L. widely cultivated.
Etymology: (J. Nicot, 1530–1600, said to have introduced tobacco to Eur)
Reference: [Goodspeed 1954 Chron Bot 16:1–536]
Seriously TOXIC to livestock.

Native

N. attenuata Torr.

Annual 5–15 dm, ± glandular
Leaves 3–10 cm, petioled; basal elliptic to ovate; cauline gradually reduced
Inflorescence: bracts < 30 mm, linear
Flower: calyx 6–10 mm, pock-marked, lobes < tube, ± equal, triangular, acute; corolla ± salverform, greenish, pink-tinged, tube 20–27 mm, limb 4–8 mm wide, white; stamens unequal, filaments attached below middle of tube
Fruit 8–12 mm
Ecology: Open, well-drained slopes
Elevation: 200–2800 m.
Bioregional distribution: California (except coast)
Distribution outside California: to British Columbia, Montana, New Mexico, nw Mexico
Flowering time: May–Oct
Horticultural information: TRY.

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bioregional map for NICOTIANA%20attenuata being generated
 


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