familyBrassicaceae
genusDescurainia
speciesDescurainia incisa
subspeciesDescurainia incisa subsp. paysonii
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
Revision as of 12:28, 30 July 2020 by imported>Volume Importer
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
![V7 824-distribution-map.gif](/w/images/5/57/V7_824-distribution-map.gif)
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.
"elongated" is not a number."thick" is not a number."dm" is not declared as a valid unit of measurement for this property."dm" is not declared as a valid unit of measurement for this property.
... more about "Descurainia incisa subsp. paysonii"
hypogynous +
dithecal +
dehiscing +
petiolate +
rosulate +
opposite +
absent +
not auriculate +
obovate;oblanceolate +
smaller +
absent +
woody +
well-developed +
distinct +
absent +
obsolete +
accumbent +
incumbent +
3[2]-fid +
absent +
absent +
median +
dilated +
actinomorphic +
bisexual +
sessile +
curved +
dehiscent +
torulose +
distinct +
absent +
racemose +
pungent +
watery +
oblong;lanceolate or linear +
absent +
connivent +
spreading +
decurrent +
usually dentate;incised or entire rarely pinnatifid or crenate +
absent +
1-seeded +
distinct +
confluent +
receptacular +
variable +
eseptate +
parietal +
apical +
14;26 +
decussate +
unicellular +
clavate +
absent +
hypogynous +
alternate +
1.7mm;2.8mm +
absent +
rudimentary +
oblanceolate +
2-carpellate +
3-colpate +
Harvard Pap. Bot. +
1993 +
eglandular +
divaricate +
straight +
horizontal +
slender +
coiled +
accumbent +
conduplicate +
incumbent +
tiny +
indistinct +
rounded +
slender +
mucilaginous +
wingless +
uniseriate +
reddish-brown +
oblong +
saccate +
yellowish +
distinct +
lateral +
not veined +
absent +
reduced +
sessile +
dehiscent +
sessile +
dehiscent +
longitudinal +
tetradynamous +
equal +
prostrate +
erect +
capitate +
absent +
persistent +
distinct +
absent +
obsolete +
glabrous +
Descurainia incisa subsp. paysonii +
Descurainia incisa +
subspecies +
dendritic +
mixed +
stellate +
absent +
forked +
dehiscing +
anastomosing +
annual +
eglandular +
submerged +
canescent +