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Montana Field Guide

Montana Field Guides

Narrow-leaf Four-o'clock - Mirabilis linearis
Other Names:  Mirabilis hirsuta [in part], Mirabilis hirsuta var. linearis


Global Rank: G5
State Rank: S4

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 4

External Links






 
General Description
Taprooted perennial herbs. Stems ascending, 15–80 cm, glandular-pubescent above, glaucous below. Leaves linear to lanceolate, sessile to short-petiolate; the blade 4–9 cm long. Inflorescence openly branched; involucres green, ca. 5 mm long, mostly 3-flowered. Flowers pink to purple, 6–10 mm long. Fruits olive-brown, 4–5 mm long, pubescent, 5-ribbed and cross-ribbed. MT plants are variety linearis (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
In most counties of MT although less common in far western and southwestern mountains; MN south to AZ, TX, and Mexico (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 14

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat
Sandy or gravelly soil of grasslands, tolerant of saline and alkaline conditions; plains, valleys (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).)

References
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Citation for data on this website:
Narrow-leaf Four-o'clock — Mirabilis linearis.  Montana Field Guide.  .  Retrieved on , from