|University of California, Berkeley|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Rosaceae||View Description||Dichotomous Key|
|Genus: Ivesia||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Ivesia gordonii (Hook.) Torr. & A. Gray
Habit: Plant tufted, green; caudex +- branched. Stem: 5--20 cm. Leaf: generally 3--8 cm; sheathing bases +- glandular; leaflets generally 10--16 per side, overlapped but distinct, lobes 4--8, generally 2--5 mm, oblanceolate to obovate; cauline leaf generally 1. Inflorescence: cluster generally 1, generally head-like, 10--30 mm wide, 10--20-flowered; pedicels generally < 3 mm, straight. Flower: 5--9 mm wide; hypanthium length >= width; petals 2--3 mm, <= sepals, narrow-oblanceolate, yellow; stamens 5; pistils generally 2--4. Fruit: +- 2 mm, +- smooth, mottled brown.
Note: Varieties tentatively distinct in California.
Unabridged Note: Other varieties from eastern Idaho and Utah to Montana, Wyoming, Colorado.
eFlora Treatment Author: Barbara Ertter
Jepson Online Interchange
Previous taxon: Ivesia campestris
Next taxon: Ivesia gordonii var. alpicola
Citation for this treatment: Barbara Ertter 2016. Ivesia gordonii, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=29445, accessed on February 11, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 11, 2016.