Jepson eFlora: Taxon page
Vascular Plants of California
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Nicotiana glauca
TREE TOBACCO


Higher Taxonomy
Family: SolanaceaeView DescriptionDichotomous Key
Common Name: NIGHTSHADE FAMILY
Habit: Annual to shrub. Leaf: 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, on corolla tube, alternate lobes; ovary superior, generally 2-chambered, style 1. Fruit: berry, loculicidal or septicidal capsule, [(drupe)], 2--5-chambered.
Genera In Family: 75 genera, 3000 species: worldwide, especially +- tropics; many alien weeds in California; many cultivated for food, drugs, or ornamental (potato, tomato, peppers, tobacco, petunia). Toxicity: many TOXIC. Note: Nicandra physalodes (L.) Gaertn. is a waif.
eFlora Treatment Author: Michael H. Nee
Scientific Editor: Thomas J. Rosatti.
Genus: NicotianaView DescriptionDichotomous Key


Common Name: TOBACCO
Habit: Annual to small tree. Leaf: +- basal or not; margin entire, +- wavy or not. Inflorescence: raceme or panicle, terminal; lower bracts leaf-like. Flower: calyx 5-lobed, +- enlarging, not fully enclosing fruit; corolla generally radial, generally funnel-shaped to salverform; stamens 5, equal or 1 smaller. Fruit: septicidal capsule. Seed: many, minute, angled.
Etymology: (J. Nicot, said to have introduced tobacco to Eur, 1530--1600) Toxicity: Seriously TOXIC to livestock.
Unabridged Reference: Goodspeed 1954 Chron Bot 16:1--536
Nicotiana glauca Graham
NATURALIZED
Habit: Shrub, small tree, glabrous, glaucous; wood soft. Leaf: 5--21 cm, petioled, generally +- ovate. Inflorescence: bracts < 5 mm, linear. Flower: calyx +- 10 mm, lobes < tube, +- unequal, triangular; corolla 30--35 mm, +- cylindric, yellow; stamens +- equal, attached below tube middle. Fruit: 7--15 mm.
Ecology: Open, disturbed flats or slopes; Elevation: < 1100 m. Bioregional Distribution: NCoRI, c&s SNF, GV, CW, SW, D; Distribution Outside California: to southern United States, Mexico; Africa, Mediterranean; native to South America. Flowering Time: Apr--Aug
Jepson eFlora Author: Michael H. Nee
Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)
View the CDFA Pest Rating page for Nicotiana glauca
Weed listed by Cal-IPC

Previous taxon: Nicotiana clevelandii
Next taxon: Nicotiana obtusifolia

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Citation for this treatment: Michael H. Nee 2012, Nicotiana glauca, in Jepson Flora Project (eds.) Jepson eFlora, https://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=34646, accessed on April 19, 2024.

Citation for the whole project: Jepson Flora Project (eds.) 2024, Jepson eFlora, https://ucjeps.berkeley.edu/eflora/, accessed on April 19, 2024.

Nicotiana glauca
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©2008 Thomas Stoughton
Nicotiana glauca
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©2011 Barry Breckling
Nicotiana glauca
click for enlargement
©2008 Thomas Stoughton
Nicotiana glauca
click for enlargement
©2009 Thomas Stoughton
Nicotiana glauca
click for enlargement
©2009 Thomas Stoughton

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Geographic subdivisions for Nicotiana glauca:
NCoRI, c&s SNF, GV, CW, SW, D
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map of distribution 1
(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).





 

Data provided by the participants of the  Consortium of California Herbaria.
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All markers link to CCH specimen records. The original determination is shown in the popup window.
Blue markers indicate specimens that map to one of the expected Jepson geographic subdivisions (see left map). Purple markers indicate specimens collected from a garden, greenhouse, or other non-wild location.
Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa, if there are more than 1 infraspecific taxon in CA.
Blue line denotes eFlora flowering time (fruiting time in some monocot genera).