Difference between revisions of "Crataegus succulenta Schrader ex Link (Q4349) "

taxon name

Crataegus succulenta

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taxon authority

Schrader ex Link

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taxon rank

species

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taxon status

accepted

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common name

fleshy hawthorn (English)

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succulent hawthorn (English)

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aubépine succulente (French)

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Succulent hawthorn (English)

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aubépine succulente (English)

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VasCan taxon numeric id

8721

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Crataegus ser. Macracanthae (Loudon) Rehder

parent taxon

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taxon habit

tree

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shrub

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GBIF taxon key

3016137

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Global Biodiversity Information Facility

IUCN Redlist Category

LC

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Global Biodiversity Information Facility

distribution

CA-MB

Man.

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CA-ON

Ont.

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CA-QC

Que.

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US-CT

Conn.

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US-IL

Ill.

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US-IN

Ind.

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US-IA

Iowa

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US-ME

Maine

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US-MA

Mass.

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US-MD

Md.

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US-MI

Mich.

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US-MN

Minn.

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US-MO

Mo.

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US-NC

N.C.

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US-NH

N.H.

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US-NY

N.Y.

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US-OH

Ohio

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US-PA

Pa.

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US-RI

R.I.

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US-TN

Tenn.

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US-VA

Va.

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US-VT

Vt.

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US-WV

W.Va.

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US-WI

Wis.

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special status

E

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taxon description fragment

Shrubs or trees, 40–80 dm.

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d0_s0

Stems: older trunks usually bearing compound thorns;

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d0_s1

thorns on twigs numerous, usually recurved, shiny, 1-year old dark blackish brown, stout, 3–6 (–8) cm.

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d0_s3

Leaves: petiole 1–2 cm, narrowly winged distally, glabrous, eglandular;

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d0_s4

blade rhombic-elliptic to broadly rhombic-ovate or elliptic, 4–7 cm widest near middle, subcoriaceous mature (then often blue-green), base cuneate (constricted), lobes 3–5 per side, obscure to well-marked, sinuses shallow, lobe apex usually subacute to obtuse, margins serrate except proximally, veins 6–8 per side, impressed, apex acute to subacute, rarely obtuse, abaxial surface glabrous, adaxial scabrate-pubescent young.

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d0_s5

Inflorescences 15–30-flowered;

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d0_s6

branches pubescent or glabrous;

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d0_s7

bracteoles linear, 1.7 cm, margins glandular.

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d0_s8

Flowers 12–17 mm diam.;

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d0_s9

hypanthium glabrous or pubescent;

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d0_s10

sepals narrowly triangular, 4–6 mm, margins glandular-serrate to glandular-laciniate, abaxially glabrous, adaxial pubescence not recorded;

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d0_s11

stamens 20, anthers usually red or pink, rarely white, 0.5–0.7 mm;

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d0_s12

styles 2 or 3.

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d0_s13

Pomes bright or deep red, lustrous, suborbicular, (4–) 7–10 (–14) mm diam., glabrous, rarely pubescent;

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d0_s14

sepals spreading-reflexed;

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d0_s16

pyrenes 2 or 3, sides pitted.

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d0_s17

2n = 51.

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d0_s18

morphology statement

40

80

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d0_s0

growth form

shrub

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d0_s0

40

80

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d0_s0

growth form

tree

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d0_s0

1

2

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d0_s4

winged

narrowly; distally

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d0_s4

glabrous

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d0_s4

eglandular

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d0_s4

rhombic-elliptic

broadly rhombic-ovate or elliptic

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d0_s5

4

7

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d0_s5

width

widest

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d0_s5

texture

subcoriaceous

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d0_s5

mature

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d0_s5

inflorescence phyllaries base

cuneate

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d0_s5

inflorescence flower corolla lobe

3

5

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d0_s5

inflorescence flower corolla lobe

prominence

obscure

well-marked

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d0_s5

inflorescence flower gynoecium pistil style apex

usually subacute

obtuse

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d0_s5

serrate

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d0_s5

6

8

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d0_s5

prominence

impressed

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d0_s5

inflorescence flower gynoecium pistil style apex

acute

subacute

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d0_s5

inflorescence flower gynoecium pistil style apex

obtuse

rarely

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d0_s5

leaf

scabrate-pubescent

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d0_s5

leaf

young

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d0_s5

inflorescence

15-30-flowered

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d0_s6

inflorescence branch

pubescent

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d0_s7

inflorescence branch

glabrous

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d0_s7

inflorescence bracteole

arrangement

course

linear

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d0_s8

inflorescence bracteole

1.7

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d0_s8

function

glandular

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d0_s8

inflorescence flower

12

17

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d0_s9

inflorescence flower hypanthium

glabrous

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d0_s10

inflorescence flower hypanthium

pubescent

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d0_s10

inflorescence flower sepal

triangular

narrowly

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d0_s11

inflorescence flower sepal

4

6

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d0_s11

glandular-serrate

glandular-laciniate

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d0_s11

glabrous

abaxially

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d0_s11

inflorescence flower stamen

20

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d0_s12

red

usually

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d0_s12

pink

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d0_s12

white

rarely

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d0_s12

0.5

0.7

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d0_s12

inflorescence flower gynoecium pistil style

2

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d0_s13

inflorescence flower gynoecium pistil style

3

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d0_s13

inflorescence flower sepal

orientation

spreading-reflexed

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d0_s16

fruit pyrene

2

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d0_s17

fruit pyrene

3

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d0_s17

chromosome

51

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d0_s18

stem trunk

older

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d0_s1

compound

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d0_s1

orientation

recurved

usually

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d0_s3

reflectance

shiny

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d0_s3

old

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d0_s3

dark blackish

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d0_s3

brown

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d0_s3

fragility

size

stout

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d0_s3

atypical some measurement

6

8

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d0_s3

3

6

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d0_s3

stem twig

numerous

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d0_s3

reflectance

bright

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d0_s14

depth

deep

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d0_s14

red

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d0_s14

reflectance

lustrous

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d0_s14

suborbicular

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d0_s14

4

7

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d0_s14

10

14

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d0_s14

7

10

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d0_s14

glabrous

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d0_s14

pubescent

rarely

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