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|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Asteraceae (Compositae)||View Description||Dichotomous Key|
|Genus:||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Habit: [Annual] perennial herb (5)10--29 cm, often glaucous, pungently scented. Stem: erect to spreading, branched from base or throughout. Leaf: alternate except 1--4 proximal pairs opposite, generally 1-pinnately lobed, lobes generally 5--11, bristle-tipped, each lobe with +- terminal, embedded oil gland. Inflorescence: heads radiate, 1; bracts subtending heads 2--4, deltate to lanceolate, each with 1--5 oval to linear oil-glands; involucre 4--8(10) mm diam, bell-shaped to obconic, cylindric, or fusiform; phyllaries 8--12 in +- 2 series, free, linear to ovate, persistent, most with 1--5 oil-glands; receptacle convex to conic, +- pitted, epaleate. Ray Flower: 8--12; corolla +- white to pink, ray sometimes with +- pink to +- purple stripes. Disk Flower: 30--100+; corolla yellow, purple, or +- white, tube << cylindric throat, lobes deltate to lanceolate; anther tip +- lanceolate; style tips thread-like, minutely bristly. Fruit: club-shaped, sparsely puberulent, hairs generally +- red; pappus of 5(6) bundles of 7--15 minutely barbed bristles subtending and alternating with 5(6) lanceolate, 1-awned scales.
Species In Genus: 3 species: southwestern United States, northern Mexico. Etymology: (J.N. Nicollet, French astronomer, explorer, 1786--1843)
eFlora Treatment Author: Bruce G. Baldwin, adapted from Strother (2006)
Jepson Online Interchange
Previous taxon: Nestotus stenophyllus
Next taxon: Nicolletia occidentalis
Citation for this treatment: Bruce G. Baldwin, adapted from Strother (2006) 2016. Nicolletia, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=534, accessed on February 14, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 14, 2016.