Difference between revisions of "Crataegus submollis Sargent (Q4286) "

taxon name

Crataegus submollis

1 reference

taxon authority

Sargent

1 reference

taxon rank

species

1 reference

taxon status

accepted

1 reference

common name

aubépine subsoyeuse (French)

1 reference

Quebec hawthorn (English)

1 reference

Champlain hawthorn (English)

1 reference

pilgrim's whitethorn (English)

1 reference

velvety hawthorn (English)

1 reference

Emerson's hawthorn (English)

1 reference

Arnold's hawthorn (English)

1 reference

Northern downy hawthorn (English)

1 reference

northern red haw (English)

1 reference

aubépine subsoyeuse (English)

1 reference

VasCan taxon numeric id

8718

1 reference

distribution

CA-MB

present

native

1 reference

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

present

native

1 reference

Newmaster, S.G., A. Lehela, M.J. Oldham, P.W.C. Uhlig & S. McMurray. 1998. Ontario Plant List. Ontario Forest Research Institute, Sault Ste. Marie, Ontario. Forest Information Paper No. 123. 550 pp.

CA-QC

present

native

1 reference

Marie-Victorin, Fr. 1995. Flore laurentienne. 3e éd. Mise à jour et annotée par L. Brouillet, S.G. Hay, I. Goulet, M. Blondeau, J. Cayouette et J. Labrecque. Gaétan Morin éditeur. 1093 pp.

CA-NB

present

native

1 reference

Hinds, H.R. 2000. Flora of New Brunswick : a manual for the identification of the vascular plants of New Brunswick. 2nd edition. Biology Department, University of New Brunswick, Fredericton. 699 pp.

CA-NS

present

native

1 reference

Roland, A.E. & E.C. Smith. 1969. The Flora of Nova Scotia. Nova Scotia Museum, Halifax, N.S. [Reprinted from Proc. N.S. Inst. Sci. 26]

CA-NB

N.B.

1 reference

CA-NS

N.S.

1 reference

CA-ON

Ont.

1 reference

CA-QC

Que.

1 reference

US-ME

Maine

1 reference

US-MA

Mass.

1 reference

US-MI

Mich.

1 reference

US-NH

N.H.

1 reference

US-NY

N.Y.

1 reference

US-OH

Ohio

1 reference

US-PA

Pa.

1 reference

US-VT

Vt.

1 reference

US-WI

Wis.

1 reference

in Europe

1 reference

Crataegus ser. Molles (Sargent) Rehder

parent taxon

1 reference

taxon habit

shrub

1 reference

GBIF taxon key

3015560

1 reference

Global Biodiversity Information Facility

IUCN Redlist Category

LC

1 reference

Global Biodiversity Information Facility

phenology

Flowering May–Jun; fruiting Sep–Oct.

1 reference

taxon habitat

brush

1 reference

natural hedgerows

1 reference

field margins

1 reference

elevation

20–400 m

measurement range from

20 meter

measurement range to

400 meter

1 reference

special status

E

1 reference

taxon description fragment

Shrubs, sometimes trees, 60–70 dm.

1 reference

d0_s0

thorns on twigs usually numerous, straight to curved, 2-years old shiny blackish, ± thick, 4–7 cm.

1 reference

d0_s2

Leaves: petiole length 30–50% blade, densely pubescent, ± glandular, glands black;

1 reference

d0_s3

blade ± broadly ovate to rhombic-elliptic, 4–9 (–11) cm, chartaceous, base cuneate to almost truncate, lobes 3–5 per side, obscure on smaller leaves, sinuses shallow to moderately deep, lobe apex acuminate, margins sharply, doubly serrate, on larger leaves teeth 2–3 mm, gland-tipped at least initially, veins 5–7 per side, apex acute to subobtuse, abaxial surface sparsely appressed-pubescent, sometimes glabrescent, veins abaxially pubescent, adaxial densely scabrous-pubescent young, variably glabrescent.

1 reference

d0_s4

Inflorescences 5–15-flowered;

1 reference

d0_s5

branches densely pubescent;

1 reference

d0_s6

bracteoles caducous, linear, membranous, margins sessile-glandular, larger similar but late-deciduous, more herbaceous.

1 reference

d0_s7

Flowers 20–22 mm diam.;

1 reference

d0_s8

hypanthium tomentose;

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d0_s9

sepals narrowly triangular, 6–7 mm, margins deeply glandular-serrate, abaxially pubescent;

1 reference

d0_s10

stamens 10 (or 20), anthers ivory;

1 reference

d0_s11

styles (3–) 5.

1 reference

d0_s12

Pomes bright red, suborbicular to pyriform or ellipsoid, 10–15 mm diam., hairy, especially proximally and distally;

1 reference

d0_s13

sepals prominent, erect-patent, stiff;

1 reference

d0_s14

pyrenes 3–5.2n = 68.

1 reference

d0_s15

morphology statement

whole organism

60

70

1 reference

d0_s0

whole organism

growth form

shrub

1 reference

d0_s0

whole organism

growth form

tree

1 reference

d0_s0

leaf petiole

length

pubescent

30-50%; densely

1 reference

d0_s3

leaf petiole

function

glandular

more or less

1 reference

d0_s3

gland

black

1 reference

d0_s3

less broadly ovate

rhombic-elliptic

1 reference

d0_s4

atypical some measurement

9

11

1 reference

d0_s4

4

9

1 reference

d0_s4

texture

chartaceous

1 reference

d0_s4

inflorescence phyllaries base

cuneate to almost

1 reference

d0_s4

inflorescence phyllaries base

truncate

almost

1 reference

d0_s4

inflorescence flower corolla lobe

3

5

1 reference

d0_s4

inflorescence flower corolla lobe

prominence

obscure

1 reference

d0_s4

inflorescence flower gynoecium pistil style apex

acuminate

1 reference

d0_s4

serrate

doubly

1 reference

d0_s4

gland-tipped

at-least initially; initially

1 reference

d0_s4

inflorescence flower gynoecium pistil style apex

acute

subobtuse

1 reference

d0_s4

inflorescence

5-15-flowered

1 reference

d0_s5

inflorescence branch

pubescent

densely

1 reference

d0_s6

inflorescence bracteole

duration

caducous

1 reference

d0_s7

inflorescence bracteole

arrangement

course

linear

1 reference

d0_s7

inflorescence bracteole

texture

membranous

1 reference

d0_s7

function

sessile-glandular

1 reference

d0_s7

size

larger

1 reference

d0_s7

duration

late-deciduous

1 reference

d0_s7

growth form

texture

herbaceous

1 reference

d0_s7

inflorescence flower

diameter

20

22

1 reference

d0_s8

inflorescence flower hypanthium

tomentose

1 reference

d0_s9

triangular

narrowly

1 reference

d0_s10

6

7

1 reference

d0_s10

glandular-serrate

deeply

1 reference

d0_s10

pubescent

abaxially

1 reference

d0_s10

inflorescence flower stamen

10

1 reference

d0_s11

inflorescence flower anther

ivory

1 reference

d0_s11

inflorescence flower gynoecium pistil style

atypical quantity

3

5

1 reference

d0_s12

inflorescence flower gynoecium pistil style

5

1 reference

d0_s12

prominence

prominent

1 reference

d0_s14

orientation

erect-patent

1 reference

d0_s14

fragility

stiff

1 reference

d0_s14

fruit pyrene

3

5

1 reference

d0_s15

chromosome

68

1 reference

d0_s15

course

straight

curved

1 reference

d0_s2

life cycle

old

1 reference

d0_s2

reflectance

shiny

1 reference

d0_s2

blackish

1 reference

d0_s2

width

thick

more or less

1 reference

d0_s2

4

7

1 reference

d0_s2

stem twig

numerous

usually

1 reference

d0_s2

inflorescence flower petal venation vein

5

7

1 reference

d0_s4

inflorescence flower petal venation vein

pubescent

abaxially

1 reference

d0_s4

bright red

1 reference

d0_s13

suborbicular

pyriform or ellipsoid

1 reference

d0_s13

diameter

10

15

1 reference

d0_s13

hairy

1 reference