Paysonia lasiocarpa (Formerly Lesquerella)
Family: Brassicaceae
Plant Description: Annual, perennials, or biennials with reclining or prostrate stems to 60 cm long and toothed or pinnatifid leaves 1-10 cm long, star shaped hairs; alternate. Lower leaf blades deeply cut; upper ones smaller. Flowers in racemes, the petals, 4, 6-10 mm long, yellow. petioles mostly absent. Fruiting pedicles curving downward; fruit flattened.
Plant Trivia:
Field Identification: Flattened fruit distinguishes this species from our other species of Paysonia, which are quite similar.
Occurrence: Frequent on sandy and clayey loams in prairies and openings
Bloom Period: January-May
Plant Use:
Key to the species of Paysonia:
- Fruits flattened………………………………………………………………………P. lasiocarpa
Fruits globose……………………………………………………………………………………………2
2. Stem leaves mostly broad at base……………………………………P. grandiflora
Stem leaves narrowed to base……………………………………………………………….3
3. Fruits subtended by a stipe 1-2 mm long………………………P. lindheimeri
Fruits not as above…………………………………………………………………….P. argyrea
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