Jepson eFlora: Taxon page
Key to families | Table of families and genera
Previous taxon Index to accepted names and synonyms:
| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
Next taxon
Nicotiana quadrivalvis

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.
Species In Genus: +- 60 species: generally America; Nicotiana tabacum L. widely cultivated, tobacco of commerce. Etymology: (J. Nicot, said to have introduced tobacco to Eur, 1530--1600) Toxicity: Seriously TOXIC to livestock.

Nicotiana quadrivalvis Pursh
NATIVE
Habit: Annual 3--20 dm, glandular-hairy. Leaf: 4--15 cm; basal, lower cauline short-petioled, elliptic to ovate; upper sessile, reduced. Inflorescence: bracts < 35 mm, +- linear. Flower: calyx 15--20 mm, 10-ridged, lobes narrowly lanceolate, 1 > tube or not; corolla +- salverform, white, green- or violet-tinged, tube 25--50 mm, limb 20--50 mm wide; stamens unequal, attached at various levels above tube middle. Fruit: 15--20 mm.
Ecology: Open, well-drained washes, slopes; Elevation: < 1500 m. Bioregional Distribution: CA-FP, D; Distribution Outside California: to Washington, central United States. Flowering Time: May--Oct Note: Widely cultivated by western America native people; cultivated plants sometimes recognized, with Nicotiana quadrivalvis var. bigelovii (Torr.) DeWolf for wild pls.
Synonyms: Nicotiana bigelovii (Torr.) S. Watson; Nicotiana bigelovii var. wallacei A. Gray; Nicotiana quadrivalvis var. bigelovii (Torr.) DeWolf; Nicotiana quadrivalvis var. quadrivalvis
eFlora Treatment Author: Michael H. Nee
Jepson Online Interchange

Previous taxon: Nicotiana obtusifolia
Next taxon: Nicotiana sylvestris

Name Search

Contact/Feedback

Citation for this treatment: Michael H. Nee 2016. Nicotiana quadrivalvis, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=34649, accessed on February 07, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 07, 2016.


Nicotiana quadrivalvis
click for enlargement
© 2009 Keir Morse
Nicotiana quadrivalvis
click for enlargement
© 2016 Neal Kramer
Nicotiana quadrivalvis
click for enlargement
© 2009 Keir Morse
Nicotiana quadrivalvis
click for enlargement
© 2011 Neal Kramer
Nicotiana quadrivalvis
click for enlargement
© 2009 Keir Morse
Nicotiana quadrivalvis
click for enlargement
© 2016 Neal Kramer

More photos of Nicotiana quadrivalvis in CalPhotos


Geographic subdivisions for Nicotiana quadrivalvis:
CA-FP, D;
Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
READ ABOUT YELLOW FLAGS
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).

View elevation by latitude chart
Data provided by the participants of the Consortium of California Herbaria.
View all CCH records

CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa.
Blue line denotes eFlora flowering time.