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Mazaceae
Mazus

not marked as a favorite taxon *Mazus pumilus (Burman f.) Steenis. Common name: Mazus. Phenology: Dec-Oct. Habitat: Lawns, sandy, rocky, or muddy shores and bars along lakes and rivers. Distribution: Native of e. Asia.

Glossary (beta!)

Origin/Endemic status: E., se., and s. Asia

Taxonomy Comments: See Pringle (2018) for additional, detailed discussion of the species.

Synonymy ⓘ: = Ar, Bah, C, Fl6, FNA17, Il, K1, K4, Mo3, NcTx, NE, NS, NY, Pa, POWO, Tn, Va, WH3, Pringle (2018); = Mazus japonicus (Thunb.) Kuntze — F, G, RAB, Tx, WV, Pennell (1935); = n/a. Basionym: Lobelia pumila Burm. f. 1768

Links to other floras: = Mazus pumilus - FNA17

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FACU
  • Eastern Mountains and Piedmont: FACU
  • Great Plains: FAC
  • Midwest: UPL
  • Northcentral & Northeast: UPL

Heliophily ⓘ: 7

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image #1 of Mazus pumilus© Richard & Teresa Ware CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #2 of Mazus pumilus© Richard & Teresa Ware CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #3 of Mazus pumilus© Richard & Teresa Ware CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #4 of Mazus pumilus© Gary P. Fleming | Original Image ⭷
image #6 of Mazus pumilus© Gary P. Fleming | Original Image ⭷
image #7 of Mazus pumilus© Bruce A. Sorrie | Original Image ⭷

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Horticultural Information

NCBG trait

Intro: Prostrate annual found in lawns and sandy, rocky, or muddy shores and bars along lakes and rivers. Native of e. Asia that has become naturalized throughout the eastern U.S. and some western states.

Stems: Stems often several from a basal rosette, slender, smooth.

Leaves: Leaves alternate or opposite, short-petiolate with slight wings, oblong-oval, 3/4-2 in. long, coarsely and irregularly toothed; basal leaves often larger and spoon-shaped.

Inforescence:

Flowers: Flowers 2-10 in erect racemes; pale blue to blue-violet; 1/4-1/2 in. long; bilaterally symmetric; tubular, with 2 lips, the lower one longer, projecting, 3-lobed and whitish marked with yellow spots, and the upper one violet. The calyx has 5 prominent, lance-shaped lobes.

Fruits: Fruit a round capsule enclosed by the persistent calyx.

Comments:

Height: 2-7 in.

plant sale text:

bloom table text:

description: Prostrate annual found in lawns and sandy, rocky, or muddy shores and bars along lakes and rivers. Native of e. Asia that has become naturalized throughout the eastern U.S. and some western states.

stems: Stems often several from a basal rosette, slender, smooth.

leaves: Leaves alternate or opposite, short-petiolate with slight wings, oblong-oval, 3/4-2 in. long, coarsely and irregularly toothed; basal leaves often larger and spoon-shaped.

inflorescence:

flowers: Flowers 2-10 in erect racemes; pale blue to blue-violet; 1/4-1/2 in. long; bilaterally symmetric; tubular, with 2 lips, the lower one longer, projecting, 3-lobed and whitish marked with yellow spots, and the upper one violet. The calyx has 5 prominent, lance-shaped lobes.

fruits: Fruit a round capsule enclosed by the persistent calyx.

comments:

cultural notes:

germination code:

native range: