Contains 3 accepted taxa overall.

Characteristics
Acmella Rich. ex Pers.
SPOTFLOWER
Classification
ASTERALES
Acmella
Citation
ACMELLA Richard ex Persoon, Syn. Pl. 2: 472. 1807.
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TYPE: Acmella mauritiana Persoon (Spilanthes acmella Murray)
Distribution Map Present

This species have been reported in the counties highlighted.

Species
Scientific Name Common Name Herbarium Specimens Status Photos
Acmella oppositifolia var. repens OPPOSITELEAF SPOTFLOWER Native FACW (NWPL) FACW (DEP)
Acmella pilosa HAIRY SPOTFLOWER Not Native
Acmella pusilla DWARF SPOTFLOWER Not Native
Identification Key
1.  Ray flowers absent; disc 10-20 mm wide, usually with a distinct purplish or maroon zone at the tip; pappus of 2-3 bristles
1.  Ray flowers usually present on some flowers, corolla yellow; disc 4-10 mm wide, uniformly yellow; pappus absent
2
2.  Plant densely pilose; leaf blade base cordate to truncate; phyllaries 15-21, in 3 series
2.  Plant glabrate or sparsely puberulous; leaf blade base cuneate or attenuate; phyllaries 6-16, in 2 series
3
3.  Petioles 2-4 mm long; leaf blades linear-lanceolate, 12-40 mm long, 3-10 mm wide
3.  Petioles 3-40+ mm long; leaf blades ovate to lanceolate, 20-40(100) mm long, (4)10-35 mm wide
Genus Synonyms
Synonym Full Citation Basionym Type
Colobogyne Colobogyne Gagnepain, Notul. Syst. (Paris) 4: 15. 1920. TYPE: Colobogyna langbianensis Gagnepain