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2n chromosome quantity
18 +
Abaxial surface pubescence
arachnoid-villous +  and arachnoid-tomentose +
Achene architecture
15-22-veined +
Achene length
0.7 cm7 mm <br />0.007 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
Achene shape
obovoid-fusiform +
Achene width
3.5mm +  and 5.2mm +
Adaxial surface architecture
sessile +
Adaxial surface coloration or relief
glandular-punctate +
Adaxial surface pubescence
hirtellous +  and arachnoid-villous +
Androecium position
perigynous +
Anther dehiscence
dehiscent +
Apex orientation
spreading +
Apex shape
rounded;emarginate +
Author
James Henrickson +
Authority
(Pursh) de Candolle +
Bark coloration
gray +  and cinnamon brown +
Bark condition
weathering +
Basal leaf architecture
compound +  and simple +
Basal leaf arrangement
opposite +  and alternate +
Basal leaflet quantity
1 +
Base life cycle
new +
Base shape
cuneate +  and clawed +
Basionyms
Tigarea tridentata +
Blade atypical quantity
1 +
Blade atypical some measurement
1.5 cm15 mm <br />0.015 m <br /> (1.9 cm19 mm <br />0.019 m <br />) +
Blade atypical width
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Blade coloration
dark green +
Blade duration
persistent +
Blade length
0.4 cm4 mm <br />0.004 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
Blade shape
flabelliform +
Blade some measurement
0.3 cm3 mm <br />0.003 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Blade texture
coriaceous +
Bracteole presence
absent +
Carpel architecture
stipitate +
Carpel atypical quantity
15 (31) +
Carpel fusion
free +  and distinct +
Carpel quantity
2 (1) +
Central lobe architecture or shape
apiculate +
Central lobe orientation
ascending +  and deflexed +
Central lobe position
lateral +
Central lobe quantity
2 +
Distribution
B.C. +, Ariz. +, Calif. +, Colo. +, Idaho +, Mont. +, Nebr. +, Nev. +, N.Mex. +, Oreg. +, Utah +, Wash. +  and Wyo. +
Drupe arrangement
not +  and aggregated +
Drupelet arrangement
aggregated +
Elevation
(60–)1000–2500(–3400) m +
Epicalyx bractlet presence
absent +
Exterior function
nectariferous +
Exterior position
interior +
Exterior pubescence
glabrous +, not +, stipitate-glandular +  and villous +
Flower architecture or arrangement or growth form
solitary +
Flower diameter
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Flower reproduction
unisexual +  and bisexual +
Follicle arrangement
not +  and aggregated +
Fruits achene arrangement
aggregated +
Fruits achene quantity
1 +
Fruits achene shape
oblanceoloid +  and obovoid-fusiform +
Fruits achene some measurement
0.4 cm4 mm <br />0.004 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
Fruits achene texture
leathery +
Gland coating
resinous +
Gland coloration or relief
punctate +
Glomerule arrangement
fascicles +
Habitat
Mostly well-drained alluvial plains, sagebrush scrub, grasslands, pinyon-juniper woodlands, yellow pine, red fir forests, subalpine zones +
Hair course
curved +
Hair pubescence
not +  and stipitate-glandular +
Hair some measurement
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.04 cm0.4 mm <br />4.0e-4 m <br />) +
Hypanthium architecture
sessile +
Hypanthium diameter
0.35 cm3.5 mm <br />0.0035 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Hypanthium duration
persistent +
Hypanthium pubescence
stipitate-glandular +  and pubescent-sericeous +
Hypanthium shape
obconic +
Hypanthium some measurement
0.25 cm2.5 mm <br />0.0025 m <br /> (0.65 cm6.5 mm <br />0.0065 m <br />) +
Illustration
Present +
Illustration copyright
Flora of North America Association +
Illustrator
Marjorie C. Leggitt +
Inflorescence position
axillary +
Inflorescence position or structure subtype
terminal +
Integument architecture
crassinucellate +
Integument quantity
2 +
Late-season short-shoot duration
winter-persistent +
Late-season short-shoot shape
3-lobed +
Late-season short-shoot size
smaller +
Late-season short-shoot width
thick +
Leaf architecture
simple +
Leaf arrangement
crowded +
Leaf atypical quantity
2 (?) +
Leaf coloration
green-gray +
Leaf duration
deciduous +
Leaf growth form
dimorphic +
Leaf length
0.6 cm6 mm <br />0.006 m <br /> (?) +  and 1.5 cm15 mm <br />0.015 m <br /> (?) +
Leaf life cycle
immature +  and abscising +
Leaf position
cauline +
Leaf position or shape
distal +
Leaf season
winter +
Leaf shape
flabelliform +
Leaf width
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Lobe architecture or shape
entire +
Lobe atypical quantity
3 (5) +
Lobe quantity
3 (?) +
Lobe shape
terete +
Long-shoot life cycle
young +
Long-shoot pubescence
Arachnoid-villous (Pubescent) +
Margin architecture or shape
entire +
Margin coloration or relief
rarely +  and punctate +
Margin pubescence
hirtellous +  and glabrous +
Margin shape
3-lobed +  and 3-toothed +
Margin shape or vernation
revolute +
Midvein pubescence
hirtellous +, glabrate +  and glabrous +
Nectar disc presence
absent +
Number of lower taxa
0 +
Nutlet arrangement
aggregated +
Ovary position
inferior +  and superior +
Ovule arrangement
clustered +, biseriate +  and superposed +
Ovule atypical quantity
2 (5) +
Ovule position
basal +
Ovule quantity
1 +
Pedicel presence
absent +
Pedicel some measurement
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
Perianth position
perigynous +
Petal atypical quantity
0 (?) +  and 4 (?) +
Petal coloration
white +, usually lemon +  and cream-yellow +
Petal duration
caducous +
Petal fusion
free +  and distinct +
Petal quantity
5 +
Petal shape
obovate-spatulate +
Petal some measurement
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Petiole presence
absent +
Phenology
Flowering Mar–Jun(–Jul). +
Pistil atypical quantity
250 (450) +
Pistil fusion
adnate +, free +, connate +  and distinct +
Pistil quantity
1;250 +
Publication title
Trans. Linn. Soc. London +
Publication year
1818 +
Reference
None +
Seed architecture
not arillate +
Seed atypical quantity
2 (12) +
Seed quantity
2;1 +
Sepal atypical quantity
5 (10) +
Sepal duration
persistent +
Sepal fusion
free +  and distinct +
Sepal orientation
spreading-reflexing +  and spreading-reflexed +
Sepal quantity
5 +
Sepal shape
ovate +  and oblong-ovate +
Sheet texture
papery +
Sheet width
thin +
Short-shoot leaf duration
winter-persistent +  and deciduous +
Short-shoot leaf growth order
first-formed +
Short-shoot leaf season
spring +  and summer-winter +
Short-shoot leaf shape
3-lobed +
Short-shoot leaf size
smaller +
Short-shoot leaf width
thick +
Short-shoot presence
absent +
Short-shoot spur architecture
branched +  and simple +
Short-shoot spur atypical length
2 cm20 mm <br />0.02 m <br /> (6 cm60 mm <br />0.06 m <br />) +
Short-shoot spur length
0.5 cm5 mm <br />0.005 m <br /> (2 cm20 mm <br />0.02 m <br />) +
Short-shoot spur width
0.15 cm1.5 mm <br />0.0015 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Source xml
https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V9/V9 558.xml +
Special status
Illustrated +  and Endemic +
Stamen atypical quantity
80 (125) +
Stamen fusion
free +  and distinct +
Stamen height or length or size
shorter +
Stamen quantity
17;35 +
Stem architecture
branched +
Stem quantity
3 +  and 20 +
Stigma architecture or shape
capitate +
Stigma position or structure subtype
terminal +
Stipitate-gland architecture
sessile +
Stipitate-gland coating
resinous +
Stipule architecture or shape
pinnate +
Stipule duration
persistent +
Stipule fusion
adnate +  and free +
Stipule presence
absent +
Stipule shape
deltate +
Style atypical some measurement
0.7 cm7 mm <br />0.007 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Style duration
persistent +
Style fusion
distinct +
Style position
basal +, lateral +, subterminal +  and terminal +
Style position or structure subtype
terminal +
Style pubescence
hirtellous +
Style shape
elongate +
Style some measurement
0.5 cm5 mm <br />0.005 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Synonyms
Cowania +
Taxon family
Rosaceae +
Taxon name
Purshia tridentata var. tridentata +
Taxon parent
Purshia tridentata +
Taxon rank
variety +
Torus development
developed +
Torus presence
absent +
Torus prominence
inconspicuous +
Torus shape
hemispheric +
Vein pubescence
glabrate +
Volume
Volume 9 +
Whole organism architecture
unarmed +
Whole organism duration
summer-winter-deciduous +  and evergreen +
Whole organism growth form
shrub +
Whole organism some measurement
2dm (25dm) +
X chromosome quantity
9 +
Young-stem internode pubescence
not +, stipitate-glandular +, glabrous +, hirtellous +  and arachnoid-villous +
Young-stem internode some measurement
0.4 cm4 mm <br />0.004 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +