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|Family: Polygonaceae||View Description||Dichotomous Key|
|Genus: Rumex||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Rumex fueginus Phil.
Habit: Annual (biennial), generally pubescent, papillate, at least on inflorescence; taproot vertical, fusiform. Stem: prostrate to erect, (0.4)1.5--6(7) dm, generally branched, sometimes stout, hollow. Leaf: blade (3)5--25(30) cm, (1)1.5--3(4) cm wide, lance-linear to lanceolate (oblong), base cordate, truncate, or tapered, margin generally entire, wavy, tip acute (obtuse). Inflorescence: terminal, dense, interrupted below, generally red-brown, red, or green-yellow; whorls generally 15--30-flowered; pedicels 3--7(9) mm, joints weak, generally not swollen. Flower: inner perianth lobes 1.5--2.5 mm, 0.7--0.9(1.2) mm wide except teeth, narrow-triangular or -kite-shaped, base truncate or widely tapered, tip acute, margins generally dentate (subentire) with teeth 2--3, 1--3 mm, generally 1.5--2.5(4) × width of lobe, on both sides, thin, bristle-like; tubercles 3, +- equal, <= 1/2 width of lobes, lance-linear to fusiform, +- brown or +- red, generally net-like, pitted, tips +- acute. Fruit: 1--1.4 mm, 0.6--0.8 mm wide, light brown. Chromosomes: 2n=40.
Ecology: Riparian, disturbed places, shores, marshes, bogs, wet meadows; Elevation: < 2000 m. Bioregional Distribution: CA; Distribution Outside California: most of North America, Mexico, South America; introduced in Europe. Flowering Time: May--Aug Note: Highly variable in size, color, leaves, inner perianth lobes; alluvial plants sometimes dwarfed, with branched stems +- prostrate to ascending.
Synonyms: Rumex maritimus L., misappl.
eFlora Treatment Author: Scott Simono
Jepson Online Interchange
Previous taxon: Rumex dentatus
Next taxon: Rumex hymenosepalus
Citation for this treatment: Scott Simono 2016. Rumex fueginus, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=42405, accessed on May 05, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on May 05, 2016.