familyBrassicaceae
genusDescurainia
speciesDescurainia incisa
subspeciesDescurainia incisa subsp. paysonii
Difference between revisions of "Descurainia incisa subsp. paysonii"
Harvard Pap. Bot. 1(4): 46. 1993.
Basionym: Descurainia pinnata subsp. paysonii Detling Amer. Midl. Naturalist 22: 515. 1939
Synonyms: Descurainia incisa var. paysonii (Detling) N. H. Holmgren Descurainia pinnata var. paysonii (Detling) S. L. Welsh & Reveal
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Latest revision as of 22:36, 5 November 2020
Plants eglandular, often canescent. Basal leaves: lateral lobes 2 or 3 (or 4) pairs, margins usually entire. Cauline leaves: lobes linear, margins entire. Racemes eglandular. Fruiting pedicels horizontal to divaricate, (10–)13–25(–30) mm. Fruits curved inward.
Phenology: Flowering May–Jun.
Habitat: Disturbed grounds, rocky hillsides, pinyon-juniper woodlands, grassy benches, flats
Elevation: 1500-2300 m
Distribution
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Colo., N.Mex., Utah.
Discussion
Subspecies paysonii and incisa are reliably separated by their pedicel length, orientation, and shape and margin of lateral leaf lobes.
Selected References
None.
Lower Taxa
None.