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Montana Field Guide

Montana Field Guides

Second Rockcress - Boechera retrofracta
Other Names:  Arabis holboellii var. retrofracta, Boechera holboellii var. secunda


Global Rank: G5T5
State Rank: S4S5

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

External Links






 
General Description
Biennial or short-lived perennial with a simple or sometimes branched caudex. Stems to 70 cm, terminal. Vestiture of dense, fine, branched hairs on basal leaves and stems. Basal leaves oblong to oblanceolate with entire to toothed margins, 1–3 cm long. Stem leaves narrowly lance-shaped, auriculate- clasping. Flowers white to purple; petals 5–9 mm long. Fruit 3–8 cm × 1.5–2 mm, straight to slightly curved; pedicels gently to sharply reflexed, glabrous or hairy; seeds narrowly wing-margined, in 1 row per locule (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
AK to QC, south to CA, NV, UT, CO, SD and MI (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 7

(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
Grasslands, steppe, open forest; valleys to montane (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Second Rockcress — Boechera retrofracta.  Montana Field Guide.  .  Retrieved on , from