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bladder-mallow, curly herissantia

Habit Plants sometimes sprawling, 1–6 dm.
Leaves

petiolate to 52 mm, sessile distally;

blade ovate to sometimes elongate-triangular, 1–8 cm, apex acuminate.

Flowers

calyx rotate in flower to reflexed in fruit, 3–7 mm;

petals 6–11 mm.

Schizocarps

on jointed pedicel near fruit;

mericarps 10–12, to 10 mm, walls thin, papery.

2n

= 14.

Herissantia crispa

Phenology Flowering Mar–Jan.
Habitat Forests, grasslands, roadsides, weedy or disturbed sites
Elevation 0–2000 m (0–6600 ft)
Distribution
from FNA
AZ; CA; FL; NM; TX; Mexico; Central America; South America; West Indies [Introduced in Asia, Australia]
[WildflowerSearch map]
[BONAP county map]
Discussion

Given the weedy nature of Herissantia crispa, it would not be surprising to encounter it in other warm regions adjacent to the currently documented distribution.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 6, p. 252.
Parent taxa Malvaceae > subfam. Malvoideae > Herissantia
Synonyms Sida crispa, Abutilon crispum, A. sessifolium, Bogenhardia crispa, Gayoides crispa, Sida amplexicaulis, S. imberbis, S. retrofracta, S. sessilis
Name authority (Linnaeus) Brizicky: J. Arnold Arbor. 49: 279. (1968)
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