familyRosaceae
subfamilyRosaceae subfam. Amygdaloideae
tribeRosaceae tribe Amygdaleae
genusPrunus
speciesPrunus pumila
varietyPrunus pumila var. susquehanae

Prunus pumila var. susquehanae

(Willdenow) H. Jaeger

Ziergeh. Gärt. Parkanl., 400. 1865.

Joseph R. Rohrer
Common names: Appalachian or Susquehanna sandcherry cerisier de la Susquehanna
Endemic
Basionym: Prunus susquehanae Willdenow Enum. Pl., 519. 1809
Synonyms: P. cuneata Rafinesque P. pumila var. cuneata (Rafinesque) L. H. Bailey P. pumila subsp. susquehanae (Willdenow) R. T. Clausen
Treatment appears in FNA Volume 9. Treatment on page 375. Mentioned on page 373, 374.

Stems usually erect-ascending, sometimes decumbent, 3–10 (–20) dm; twigs densely puberulent (10× magnification). Leaf-blades elliptic, broadly elliptic, or obovate, 3–5.8 (–7.2) × 1.1–2.5 (–3) cm, lengths ca. 2.6 times widths, base obtuse to cuneate, apex usually obtuse, sometimes acute or rounded. Drupes subglobose, 8–12 × 5–10 mm; stones subglobose to ovoid, 6–8 × 5–6 mm. 2n = 16.


Phenology: Flowering Apr–Jun; fruiting Jul–Aug.
Habitat: Sandy pine-oak woods or barrens with open canopy, or adjacent fields and lakeshores
Elevation: 30–500 m

Distribution

V9 620-distribution-map.jpg

Man., Ont., Que., Ark., Conn., Del., Ind., Maine, Md., Mass., Mich., Minn., N.H., N.J., N.Y., N.C., Ohio, Pa., R.I., Tenn., Vt., Va., W.Va., Wis.

Discussion

Selected References

None.

Lower Taxa

None.

"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."dm" is not declared as a valid unit of measurement for this property.

... more about "Prunus pumila var. susquehanae"
RDF feed
2n chromosome quantity
16 +
Achene arrangement
aggregated +
Androecium position
perigynous +
Anther dehiscence
dehiscent +
Apex shape
rounded;acute;obtuse +
Author
Joseph R. Rohrer +
Authority
(Willdenow) H. Jaeger +
Bark coloration
dark gray +, gray-brown +, reddish-brown +  and reddish +
Basal leaf architecture
compound +  and simple +
Basal leaf arrangement
opposite +  and alternate +
Base shape
obtuse +  and cuneate +
Basionyms
Prunus susquehanae +
Blade architecture or shape
folded +
Blade length
2.5 cm25 mm <br />0.025 m <br /> (8 cm80 mm <br />0.08 m <br />) +
Blade shape
obovate +, oblanceolate +  and elliptic +
Blade some measurement
0.5 cm5 mm <br />0.005 m <br /> (18 cm180 mm <br />0.18 m <br />) +
Blade texture
membranous +  and leathery +
Blade width
0.8 cm8 mm <br />0.008 m <br /> (?) +  and 3 cm30 mm <br />0.03 m <br /> (?) +
Bract presence
absent +
Bracteole presence
absent +
Carpel atypical quantity
5 (8) +
Carpel fusion
free +  and distinct +
Carpel quantity
1 (?) +
Common name
Appalachian or Susquehanna sandcherry +  and cerisier de la Susquehanna +
Corymb arrangement
solitary +, fascicles +, 2-flowered +  and umbellate +
Distribution
Man. +, Ont. +, Que. +, Ark. +, Conn. +, Del. +, Ind. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, N.H. +, N.J. +, N.Y. +, N.C. +, Ohio +, Pa. +, R.I. +, Tenn. +, Vt. +, Va. +, W.Va. +  and Wis. +
Drupe arrangement
not +  and aggregated +
Drupe atypical some measurement
3 cm30 mm <br />0.03 m <br /> (8 cm80 mm <br />0.08 m <br />) +
Drupe coloration
dark purple +  and nearly black +
Drupe length
0.8 cm8 mm <br />0.008 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
Drupe pubescence
glabrous +
Drupe quantity
1 +
Drupe reflectance
bright +
Drupe shape
subglobose +
Drupe some measurement
0.6 cm6 mm <br />0.006 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
Drupe width
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Drupelet arrangement
aggregated +
Elevation
30–500 m +
Endocarp shape
flattened +
Epicalyx bractlet presence
absent +
Exterior pubescence
hairy +  and glabrous +
Flower diameter
0.4 cm4 mm <br />0.004 m <br /> (4 cm40 mm <br />0.04 m <br />) +
Flower life cycle
blooming +
Flower reproduction
unisexual +  and bisexual +
Follicle arrangement
not +  and aggregated +
Fruits achene arrangement
not +  and aggregated +
Fruits follicle arrangement
not +  and aggregated +
Gland quantity
1;2 +
Glomerule arrangement
fascicles +
Habitat
Sandy pine-oak woods or barrens with open canopy, or adjacent fields and lakeshores +
Hypanthium duration
persistent +  and deciduous +
Hypanthium pubescence
glabrous +
Hypanthium shape
campanulate +
Hypanthium some measurement
0.17 cm1.7 mm <br />0.0017 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Illustration copyright
Flora of North America Association +
Illustrator
Marjorie C. Leggitt +
Inflorescence architecture
umbellate +  and 2-5-flowered +
Inflorescence arrangement
fascicles +
Inflorescence position
axillary +
Inflorescence position or structure subtype
terminal +
Integument architecture
crassinucellate +
Integument quantity
2 +
Leaf-blade arrangement or shape
elliptic +
Leaf-blade atypical length
5.8 cm58 mm <br />0.058 m <br /> (7.2 cm72 mm <br />0.072 m <br />) +
Leaf-blade atypical width
2.5 cm25 mm <br />0.025 m <br /> (3 cm30 mm <br />0.03 m <br />) +
Leaf-blade l w ratio
2.6 +
Leaf-blade length
3 cm30 mm <br />0.03 m <br /> (5.8 cm58 mm <br />0.058 m <br />) +
Leaf-blade shape
obovate;elliptic;obovate;elliptic +
Leaf-blade width
1.1cm;2.5cm +
Leaf architecture
simple +
Leaf arrangement
alternate +
Leaf duration
deciduous +
Margin architecture or function or pubescence
glandular +
Margin shape
glandular-toothed +
Margin shape or architecture
crenulate-serrulate to serrate +
Mesocarp architecture or dehiscence
splitting +
Mesocarp texture
fleshy +
Nectar disc presence
absent +
Number of lower taxa
0 +
Nutlet arrangement
aggregated +
Ovary position
inferior +  and superior +
Ovary pubescence
glabrous +
Ovule arrangement
biseriate +  and clustered +
Ovule atypical quantity
2 (5) +
Ovule position
collateral +  and apical +
Ovule quantity
2 +
Pedicel presence
absent +
Pedicel pubescence
glabrous +
Pedicel some measurement
0.3 cm3 mm <br />0.003 m <br /> (1.9 cm19 mm <br />0.019 m <br />) +
Perianth position
perigynous +
Petal atypical quantity
0 (?) +  and 4 (?) +
Petal coloration
white +
Petal fusion
free +  and distinct +
Petal quantity
5 +
Petal shape
suborbiculate;oblong;suborbiculate;oblong;oblanceolate +
Petal some measurement
0.3 cm3 mm <br />0.003 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
Petal variability
equal +
Petiole architecture or function or pubescence
on margins +  and glandular +
Petiole atypical some measurement
1 cm10 mm <br />0.01 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
Petiole presence
absent +
Petiole pubescence
hairy +  and glabrous +
Petiole some measurement
0.2 cm2 mm <br />0.002 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Phenology
Flowering Apr–Jun +  and fruiting Jul–Aug. +
Pistil atypical quantity
250 (450) +
Pistil fusion
adnate +, free +, connate +  and distinct +
Pistil quantity
1;250 +
Publication title
Ziergeh. Gärt. Parkanl., +
Publication year
1865 +
Reference
None +
Seed architecture
not arillate +
Seed atypical quantity
2 (12) +
Seed quantity
1 +
Sepal arrangement or shape
semicircular +
Sepal atypical quantity
5 (10) +
Sepal fusion
free +  and distinct +
Sepal life cycle
falling +
Sepal orientation
erect +  and reflexed +
Sepal quantity
5 +
Sepal shape
obovate +, lanceolate +, ovate-elliptic +, oblong +, ovate +, semicircular +  and triangular +
Sepal some measurement
0.13 cm1.3 mm <br />0.0013 m <br /> (0.28 cm2.8 mm <br />0.0028 m <br />) +
Short-shoot length or size
long +
Short-shoot presence
absent +
Source xml
https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V9/V9 620.xml +
Special status
Endemic +
Stamen atypical quantity
130 (220) +
Stamen fusion
free +  and distinct +
Stamen height or length or size
usually shorter +
Stamen length or size
longer +
Stamen quantity
10;30 +
Stem architecture
branched +  and simple +
Stem growth form or orientation
decumbent +
Stem orientation
erect-ascending +
Stem quantity
1 +  and 20 +
Stigma architecture or shape
capitate +
Stipule architecture or shape
pinnate +
Stipule duration
caducous +
Stipule fusion
free +
Stipule presence
absent +
Stipule shape
linear;lanceolate +
Stone length
0.6 cm6 mm <br />0.006 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
Stone shape
subglobose +  and ovoid +
Stone width
0.5 cm5 mm <br />0.005 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Style duration
deciduous +
Style fusion
distinct +
Style position
basal +, lateral +, subterminal +  and terminal +
Style position or structure subtype
terminal +
Style shape
not elongate +
Surface pubescence
glabrous +
Synonyms
P. cuneata +, P. pumila var. cuneata +  and P. pumila subsp. susquehanae +
Taxon family
Rosaceae +
Taxon name
Prunus pumila var. susquehanae +
Taxon parent
Prunus pumila +
Taxon rank
variety +
Thicket growth form
clonal +
Thorn presence
absent +
Tooth architecture
callus-tipped +
Tooth architecture or function or pubescence
glandular +
Tooth shape
blunt +  and sharp +
Torus development
developed +
Torus presence
absent +
Torus prominence
inconspicuous +
Torus size
minute +
Twig pubescence
puberulent +
Volume
Volume 9 +
Whole organism architecture
not thorny +
Whole organism growth form
shrub +  and suckering +
Whole organism pubescence
hairy +  and glabrous +
Whole organism some measurement
1dm (15dm) +
X chromosome quantity
8 +