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Montana Field Guide

Montana Field Guides

Garden Pepper-grass - Lepidium sativum
Other Names:  Garden Cress

Non-native Species

Global Rank: GNR
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 1

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General Description
Mostly glabrous and glaucous, taprooted annual. Stems erect, 20–80 cm, usually branched above. Basal leaves withered at anthesis. Stem leaves petiolate; blades oblanceolate, bipinnately lobed and toothed, 3–10 cm long, sessile above. Vestiture of sparse, simple hairs on upper leaf surfaces. Flowers white; petals 1.5–2.5 mm long; stamens 6. Fruit broadly eliptic, 4–6 mm long, winged and notched, glabrous; style 0.1–0.5 mm long; pedicels erect-ascending, glabrous, 2–5 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Unknown/Undetermined
 


Range Comments
Introduced across temperate North America; native to Europe (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 4

(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

References
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Citation for data on this website:
Garden Pepper-grass — Lepidium sativum.  Montana Field Guide.  .  Retrieved on , from