Directory       News       Site Map       Home
         
    Jepson eFlora: Taxon page
Key to families | Table of families and genera

Previous taxon Indexes to all 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 |
Previous taxon

SOLANACEAE NIGHTSHADE FAMILY

Michael H. Nee

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.
75 genera, 3000 species: worldwide, especially ± tropics; many alien weeds in California; many cultivated for food, drugs, or ornamental (potato, tomato, peppers, tobacco, petunia); many TOXIC. [Hunziker 2001 Genera Solanacearum. Koeltz Scientific Books] Nicandra physalodes (L.) Gaertn. is a waif. —Scientific Editor: Thomas J. Rosatti.
Unabridged references: [Hunziker 2001 Genera Solanacearum: The Genera of Solanaceae Illustrated, Arranged According to a New System by A.T. Hunziker. Koeltz Scientific Books, Königstein, Germany]

Key to Solanaceae

NICOTIANA TOBACCO
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.
± 60 species: generally America; Nicotiana tabacum L. widely cultivated, tobacco of commerce. (J. Nicot, said to have introduced tobacco to Eur, 1530–1600) Seriously TOXIC to livestock.
Unabridged references: [Goodspeed 1954 Chron Bot 16:1–536]

Key to Nicotiana

N. quadrivalvis Pursh
NATIVE
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.
Open, well-drained washes, slopes; < 1500 m. California Floristic Province, Desert; to Washington, central United States. [Nicotiana bigelovii (Torr.) S. Watson; Nicotiana bigelovii (Torr.) S. Watson var. wallacei A. Gray; Nicotiana quadrivalvis var. bigelovii (Torr.) DeWolf] Widely cultivated by western America native people; cultivated plants sometimes recognized, with Nicotiana quadrivalvis var. bigelovii (Torr.) DeWolf for wild plants. May–Oct [Online Interchange]
Unabridged synonyms: [Nicotiana quadrivalvis var. quadrivalvis]

Previous taxon: Nicotiana obtusifolia
Next taxon: Nicotiana sylvestris

Contact/Feedback

Name search

Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Oct 20 2014
Citation for this treatment: [Author of taxon treatment] 2013. Nicotiana, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=34649, accessed on Oct 20 2014

Copyright © 2014 Regents of the University of California
We encourage links to these pages, but the content may not be downloaded for reposting, repackaging, redistributing, or sale in any form, without written permission from The Jepson Herbarium.


Geographic subdivisions indicated for the distribution of Nicotiana quadrivalvis 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.