The mitotic chromosome count for Toxicoscordion exaltatum (2n = 22), documented for the first time here, matches the number formerly reported for other species in the genus. A base number of x = 11 is synapomorphic for Toxicoscordion. An updated overview of this recently resurrected segregate genus is given.
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1 July 2010
Documentation of the Chromosome Number for the California Endemic, Toxicoscordion exaltatum (Liliales: Melanthiaceae)
Dale W. McNeal,
Wendy B. Zomlefer
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Madroño
Vol. 57 • No. 3
July 2010
Vol. 57 • No. 3
July 2010
California endemic
chromosome number
Melanthiaceae
Toxicoscordion
Zigadenus