Characteristics
Dicots
Ageratum houstonianum Mill.
BLUEMINK
**
The peduncles and phyllaries are usually stipitate-glandular, although occasionally are glabrous (Johnson 1971). The leaf blades do not have the conspicuous yellow punctate glands like A. conyzoides.
Not Native FACU (NWPL)
**
Classification
ASTERALES
Ageratum houstonianum Mill. - BLUEMINK
Citation
AGERATUM HOUSTONIANUM Miller, Gard. Dict., ed. 8. 1768.
**
MEXICO: Veracruz: Without data, Houston s.n. (lectotype: BM). Lectotypified by M. F. Johnson, Ann. Missouri Bot. Gard. 58: 21. 1971.
Species Distribution Map

Based on vouchered plant specimens from wild populations. Cultivated occurrences are not mapped. Click on a county to display its name.

Source
County
Herbaria
Literature Citation (If Applicable)
No sources found
Synonyms
Synonym
Full Citation
Basionym
Type
No synonyms found
Specimens and Distribution

Click on an Accession Number to view additional details about the specimen.

Counties listed:

Range of years during which specimens were collected:

Accession No.
Country
State
County
Collection Date
Collector & Collection No
Notes
Image
No specimens found
Plant Photos
Ageratum houstonianum - 91
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Ageratum houstonianum - 159
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Ageratum houstonianum - 159
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Ageratum houstonianum - 200
Ageratum_houstonianum2.jpg
Ageratum houstonianum - 258
Ageratum_houstonianum.jpg