Search Field Guide
Advanced Search
Montana Field Guide

Montana Field Guides

Lewis' Mock Orange - Philadelphus lewisii


Global Rank: G5
State Rank: S5

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

External Links






 
General Description
Shrub with exfoliating bark, 1–3 m. Twigs reddish, glabrous. Leaves opposite, short-petiolate, elliptic, the blades 2–6 cm long with mostly entire margins, glabrous to sparsely hairy. Inflorescence a several-flowered, terminal raceme on lateral branches. Flowers bisexual, regular, fragrant; calyx 4-lobed, forming a hypanthium; petals 4, separate, white, ovate, 1–2 cm long; stamens 20 to 40; stigmas 4; ovary partly inferior. Fruit an elliptic, capsule, 6–10 mm long, 4-loculed; seeds numerous (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
BC, AB south to CA, ID and MT (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 85

(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
Dry, rocky slopes in grasslands, open forest; valleys, montane (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
Login Logout
Citation for data on this website:
Lewis' Mock Orange — Philadelphus lewisii.  Montana Field Guide.  .  Retrieved on , from