Contains 2 accepted taxa overall.

Characteristics
Waltheria L.
WALTHERIA
Classification
MALVALES
Waltheria
Citation
WALTHERIA Linnaeus, Sp. Pl. 673. 1753.
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TYPE: Waltheria americana Linnaeus Lectotypified by Britton, Fl. Bermuda 242. 1918.
Species
Scientific Name Common Name Herbarium Specimens Status Photos
Waltheria bahamensis Native
Waltheria indica SLEEPY MORNING Native UPL (NWPL)
[Family identification key]
1.  Plant to 0.6(–1) m tall; stems prostrate, decumbent, to spreading, often several from the base of the plant; leaf blades 1–2 times longer than wide, to 3.4 cm long and 2.7 cm wide, the stellate hairs of the upper blade surface not overlapping or scarcely so, the arms of the stellate hairs 0–0.3(–0.5) mm long (rarely a few arms longer); coastal strand, sandy pinelands or scrub, and pine rocklands
1.  Plant to 2 m tall; stems generally erect to ascending, usually solitary at the base of the plant; leaf blades (1.4–)1.8–2.2 (–3.5) times longer than wide, to 12 cm long and 6.5 cm wide, the stellate hairs of the upper blade surface strongly overlapping, the arms of the stellate hairs mostly 0.4–1 mm long; generally of disturbed sites
Genus Synonyms
Synonym Full Citation Basionym Type
Astropus Astropus Sprengel, Neue Entd. 3: 64. 1822. TYPE: Astropus tomentosus Sprengel