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University of California, Berkeley | |||||
Jepson Herbarium | |||||
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Jepson eFlora: Taxon page
Key to families | Table of families and genera |
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Index to 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 | |
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Family: Montiaceae | View Description | Dichotomous Key |
Genus: Claytonia | View Description | Dichotomous Key |
Species: | View Description | Dichotomous Key |
Higher Taxonomy
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Claytonia megarhiza (A. Gray) S. Watson NATIVE Habit: Perennial herb; caudex long, 5--30 mm diam, vertical, +- brown, scaly with withered leaf bases; rhizomes, stolons 0. Stem: 1--6 cm, spreading. Leaf: basal 2--10 cm, crowded, blade 1--3 cm, widely elliptic to obovate, base tapered, tip obtuse; cauline 1--3 cm, free, +- linear, acute. Inflorescence: +- sessile, dense, bracted throughout; flowers 2--6. Flower: sepals 4--6 mm; petals 5--9 mm, white or +- pink. Fruit: 3.5--4.5 mm. Seed: 2--2.5 mm, round, shiny. Chromosomes: 2n=12,16,24,32,34,36. Ecology: Subalpine, alpine gravel, talus, crevices; Elevation: 2600--3300 m. Bioregional Distribution: n&c SNH, Wrn; Distribution Outside California: to western Canada, Montana, Colorado, New Mexico. Flowering Time: May--Aug Synonyms: Claytonia bellidifolia Rydb.; Claytonia megarhiza var. bellidifolia (Rydb.) C.L. Hitchc.; eFlora Treatment Author: John M. Miller & Kenton L. Chambers Reference: Miller & Chambers 2006 Syst Bot Monogr 78:1--236 Unabridged Reference: Miller 2003 FNANM 4:465--474; Miller & Chambers 1993 Novon 3:268--273; Miller & Chambers 2006 Systematics of Claytonia Syst Bot Monogr 78:1--236 Jepson Online Interchange Listed on CNPS Rare Plant Inventory Previous taxon: Claytonia lanceolata Next taxon: Claytonia nevadensis | ![]() |
Citation for this treatment: John M. Miller & Kenton L. Chambers 2012, Claytonia megarhiza, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=19625, accessed on April 23, 2018. Citation for the whole project: Jepson Flora Project (eds.) 2018, Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on April 23, 2018. More photos of Claytonia megarhiza in CalPhotos
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