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|Family: Malvaceae||View Description||Dichotomous Key|
|Genus: Modiola||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Modiola caroliniana (L.) G. Don
Habit: (Annual) perennial herb, sparsely stellate-hairy except fruit, calyx. Stem: prostrate to decumbent or creeping, 1.5--5 dm, rooting near base, nodes. Leaf: stipules 3--5 mm, lanceolate, green, persistent; blade (2)5--8 cm, 2--5 cm wide, generally <= petiole, reniform, round, or triangular, especially upper deeply toothed to (3)5--7-lobed, lobes +- lobed or toothed. Inflorescence: flowers 1 in leaf axils; flowering stalks 5--25 mm; bractlets 3, free, generally narrowly lanceolate. Flower: calyx 5--6 mm, +- larger in fruit, divided +- 1/2, generally sparsely bristly, hairs 1--2 mm; petals 3--8 mm, generally > calyx, red-orange, base generally dark; anthers at stamen-tube tip; styles 15--25, stigmas head-like. Fruit: segments 15--25, 5--6 mm, reniform, black, bristly on top, chambers 2, lower wrinkly-sided, indehiscent, upper smooth-sided, dehiscent, beaks 2, 1.5--3 mm. Seed: 2, +- 1.5 mm, glabrous to minutely puberulent. Chromosomes: 2n=18.
Ecology: Grassland, disturbed areas; Elevation: generally < 400 m. Bioregional Distribution: CA-FP; Distribution Outside California: to southeastern United States; probably native to southern South America; widely naturalized. Flowering Time: Mar--Nov Note: Agricultural, lawn weed; tolerant of salt, drought, may accumulate nitrates, then TOXIC to some livestock.
eFlora Treatment Author: Steven R. Hill
Jepson Online Interchange
Previous taxon: Modiola
Next taxon: Sida
Citation for this treatment: Steven R. Hill 2016. Modiola caroliniana, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=33863, accessed on May 28, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on May 28, 2016.