Oenothera cruciata var. sabulonensis Fernald:
Canada (North America)

Note: This information is based on publications available through Tropicos and may not represent the entire distribution. Tropicos does not categorize distributions as native or non-native.

Oenothera cruciata Nutt. ex G. Don:
United States (North America)

Note: This information is based on publications available through Tropicos and may not represent the entire distribution. Tropicos does not categorize distributions as native or non-native.

Oenothera parviflora L.:
Canada (North America)
United States (North America)
South Africa (Africa & Madagascar)
China (Asia)

Note: This information is based on publications available through Tropicos and may not represent the entire distribution. Tropicos does not categorize distributions as native or non-native.

Hebei, Liaoning [Japan; native to E North America; widely naturalized in S Africa, Europe, and Pacific islands (New Zealand)].

Canada

Origin: Native

Regularity: Regularly occurring

Currently: Present

Confidence: Confident

Type of Residency: Year-round

United States

Origin: Native

Regularity: Regularly occurring

Currently: Present

Confidence: Confident

Type of Residency: Year-round

Herbs erect, biennial, with taproot and basal rosette. Stems 30-150 cm tall, simple or sparsely branched, sparsely strigillose (sometimes only lower parts) mixed with glandular and long spreading pustulate-based hairs. Leaves bright green, with white or red veins, strigillose to subglabrous, sessile to shortly petiolate; rosette blade 10-30 × 1-4 cm; cauline blade lanceolate to narrowly elliptic or narrowly oblanceolate, 4-18 × 1-3 cm, base attenuate, margin dentate, apex acute. Inflorescence a dense simple or sparsely branched spike, apex often nodding or curved. Flowers open near sunset; floral tube 2.2-4 cm. Sepals 7-17 mm, with free tips 0.5-5 mm, ± subapical. Petals yellow to pale yellow, fading to orange or dull yellow, 8-15(-20) mm. Anthers 3.5-6 mm; pollen ca. 50% fertile. Ovary strigillose, with some spreading, pustulate-based, and/or glandular hairs; stigma surrounded by anthers. Capsules dark green, drying nearly black, narrowly lanceoloid to lanceoloid, 2-4 cm, sessile. Seeds in two rows per locule, brown to dark brown, 1.1-1.8 mm, irregularly pitted. Fl. Jul-Sep(-Oct), fr. Aug-Oct. 2n = 14, permanent translocation heterozygote; self-compatible, autogamous.

Oenothera biennis Linnaeus var. parviflora (Linnaeus) Torrey & A. Gray.

Open, usually disturbed sites, roadside ditches; near sea level to 1000 m.

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 0
Specimens with Barcodes: 1
Species With Barcodes: 1

Canada

Rounded National Status Rank: N4 - Apparently Secure

United States

Rounded National Status Rank: N4 - Apparently Secure

Rounded Global Status Rank: G4 - Apparently Secure

These species are introduced in Switzerland.