Difference between revisions of "Crataegus prona Ashe (Q4297) "

taxon name

Crataegus prona

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taxon authority

Ashe

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taxon rank

species

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taxon status

accepted

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common name

aubépine d'Illinois (French)

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VasCan taxon numeric id

30737

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distribution

CA-ON

establishment of distribution

occurrence status

present

native

1 reference

publication

FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York. http://www.efloras.org/volume_page.aspx?volume_id=1009&flora_id=1

CA-ON

Ont.

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US-IN

Ind.

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US-MI

Mich.

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US-NY

N.Y.

1 reference

US-PA

Pa.

1 reference

US-WI

Wis.

1 reference

Crataegus ser. Populneae J.B. Phipps

parent taxon

1 reference

taxon habit

tree

1 reference

shrub

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GBIF taxon key

3015130

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Global Biodiversity Information Facility

IUCN Redlist Category

NE

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Global Biodiversity Information Facility

phenology

Flowering May; fruiting Sep–Oct.

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taxon habitat

brush

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elevation

100–300 m

measurement range from

100 meter

measurement range to

300 meter

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special status

E

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taxon description fragment

Shrubs or trees, 60 dm.

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d0_s0

thorns on twigs recurved, 2-years old dark blackish red, ± shiny, ± slender, 3–5 cm.

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d0_s2

Leaves: petiole 2–4 cm, glabrous, eglandular or sparsely glandular;

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d0_s3

blade deltate-ovate to ovate, 4–7 cm length/width = 1.1–1.2, subcoriaceous, base broadly rounded to ± cuneate, lobes 3–5 per side, sinuses usually shallow, lobe apex acute, margins strongly serrate, veins 5 or 6 per side, apex acute to acuminate, surfaces glabrous except adaxial appressed-hairy young.

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d0_s4

Inflorescences 5–12-flowered;

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d0_s5

branches glabrous;

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d0_s6

bracteoles few, margins glandular.

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d0_s7

Flowers 16–18 mm diam.;

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d0_s8

hypanthium glabrous;

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d0_s9

sepals narrowly triangular, 5–6 mm, margins subentire, abaxially glabrous;

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d0_s10

stamens 6–10, anthers red to purple;

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d0_s11

styles 3 or 4.

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d0_s12

Pomes reddish orange to bright red, suborbicular to oblong, 8–11 mm diam.;

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d0_s13

sepals patent-reflexed or commonly erose;

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d0_s14

pyrenes 3 or 4, dorsally grooved.

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d0_s15

morphology statement

60

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d0_s0

growth form

shrub

1 reference

d0_s0

60

1 reference

d0_s0

growth form

tree

1 reference

d0_s0

2

4

1 reference

d0_s3

glabrous

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d0_s3

eglandular

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d0_s3

glandular

sparsely

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d0_s3

deltate-ovate

ovate

1 reference

d0_s4

length/width

4

7

1 reference

d0_s4

l/w

1.1

1.2

1 reference

d0_s4

texture

subcoriaceous

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d0_s4

inflorescence phyllaries base

broadly rounded

more or less cuneate

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d0_s4

inflorescence flower corolla lobe

3

5

1 reference

d0_s4

inflorescence flower gynoecium pistil style apex

acute

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d0_s4

serrate

strongly

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d0_s4

inflorescence flower gynoecium pistil style apex

acute

acuminate

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d0_s4

inflorescence

5-12-flowered

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d0_s5

inflorescence branch

glabrous

1 reference

d0_s6

inflorescence bracteole

few

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d0_s7

function

glandular

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d0_s7

inflorescence flower

diameter

16

18

1 reference

d0_s8

inflorescence flower hypanthium

glabrous

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d0_s9

triangular

narrowly

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d0_s10

5

6

1 reference

d0_s10

subentire

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d0_s10

glabrous

abaxially

1 reference

d0_s10

inflorescence flower stamen

6

10

1 reference

d0_s11

inflorescence flower anther

red

purple

1 reference

d0_s11

inflorescence flower gynoecium pistil style

3

1 reference

d0_s12

inflorescence flower gynoecium pistil style

4

1 reference

d0_s12

orientation

patent-reflexed

1 reference

d0_s14

relief

erose

commonly

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d0_s14

fruit pyrene

3

1 reference

d0_s15

fruit pyrene

4

1 reference

d0_s15

fruit pyrene

grooved

dorsally

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d0_s15

life cycle

old

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d0_s2

dark blackish

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d0_s2

red

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d0_s2

reflectance

shiny

more or less

1 reference

d0_s2

size

slender

more or less

1 reference

d0_s2

3

5

1 reference

d0_s2

stem twig

orientation

recurved

1 reference

d0_s2

inflorescence flower petal venation vein

5

1 reference

d0_s4

inflorescence flower petal venation vein

6

1 reference

d0_s4

fruit pome

reddish orange

bright red

1 reference

d0_s13

fruit pome

suborbicular

oblong

1 reference

d0_s13

fruit pome

diameter

8

11

1 reference