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|Jepson eFlora: Taxon page
Key to families | Table of families and genera
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|Family: Onagraceae||View Description||Dichotomous Key|
|Genus: Gayophytum||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Gayophytum heterozygum H. Lewis & Szweyk.
Stem: < 80 cm; branches generally 0 at base, forked distally. Leaf: 1.5--6 cm, much reduced distally on stem. Inflorescence: 1st flower generally 10--20 nodes distal to base. Flower: petals generally 2--3 mm; larger stamens 2--4 mm, pollen +- 50% aborted; ovary hairy, stigma exserted beyond anthers, hemispheric or not. Fruit: 6--15 mm, > pedicel, very irregular, lumpy. Seed: 2--10 maturing, +- 50% aborted, irregularly alternate, glabrous to densely puberulent. Chromosomes: 2n=14.
Ecology: Open montane forest; Elevation: 500--3000 m. Bioregional Distribution: KR, NCoRH, CaRH, SNH, Teh, SCoRO, TR, PR, Wrn; Distribution Outside California: to Washington, Nevada. Flowering Time: Jun--Oct Note: Generally self-pollinated; stable hybrid, probably between Gayophytum eriospermum, Gayophytum oligospermum.
eFlora Treatment Author: Harlan Lewis
Jepson Online Interchange
Previous taxon: Gayophytum eriospermum
Next taxon: Gayophytum humile
Citation for this treatment: Harlan Lewis 2016. Gayophytum heterozygum, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=26543, accessed on September 28, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on September 28, 2016.