Crataegus castlegarensis J. B. Phipps &amp; O'Kennon (Q4364)

Flora Commons

accepted id

Crataegus castlegarensis J.B. Phipps & O'Kennon

taxon name

Crataegus castlegarensis

taxon authority

J.B. Phipps & O'Kennon

taxon rank

species

publication

FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York.

taxon status

accepted

1 reference

taxon name

Crataegus castlegarensis

1 reference

taxon authority

J.B. Phipps & O'Kennon

1 reference

taxon rank

species

1 reference

taxon status

accepted

1 reference

common name

aubépine de Castlegar (French)

1 reference

Castlegar hawthorn (English)

1 reference

Castlegar hawthorn (English)

1 reference

VasCan taxon numeric id

8655

1 reference

distribution

CA-AB

establishment of distribution

occurrence status

present

native

1 reference

CA-BC

establishment of distribution

occurrence status

present

native

1 reference

CA-SK

establishment of distribution

occurrence status

present

native

1 reference

CA-AB

Alta.

1 reference

CA-BC

B.C.

1 reference

CA-SK

Sask.

1 reference

US-CA

Calif.

1 reference

US-ID

Idaho

1 reference

US-MT

Mont.

1 reference

US-OR

Oreg.

1 reference

US-UT

Utah

1 reference

US-WA

Wash.

1 reference

US-WY

Wyo.

1 reference

Crataegus ser. Douglasianae Rehder

parent taxon

1 reference

taxon habit

shrub

1 reference

GBIF taxon key

3016092

1 reference

Global Biodiversity Information Facility

IUCN Redlist Category

NE

1 reference

Global Biodiversity Information Facility

phenology

Flowering May–Jun; fruiting Sep–Oct.

1 reference

taxon habitat

mesic brush

1 reference

elevation

300–1200 m

measurement range from

300 meter

measurement range to

1,200 meter

1 reference

special status

E

1 reference

taxon description fragment

Shrubs, 25–50 dm.

1 reference

d0_s0

Stems erect;

1 reference

d0_s1

1-year old twigs brown;

1 reference

d0_s3

thorns on twigs usually branched, some paired or in triads, straight to slightly recurved, dark-brown with blackish tip young, 2–3 cm.

1 reference

d0_s4

Leaves: petiole 0.7–1.5 cm, pubescent, eglandular;

1 reference

d0_s5

blade oblanceolate to ovate-rhombic, 3.5–6 cm, lobes 3 or 4 per side, sinuses shallow to deep, lobe apex usually acute, margins serrate, teeth apices finally glandular young, venation craspedodromous, veins 4 or 5 per side, apex broadly triangular, abaxial surface sparsely hairy or glabrous except on veins, adaxial conspicuously appressed-pubescent young, glabrescent except on midvein.

1 reference

d0_s6

Inflorescences 12–20-flowered;

1 reference

d0_s7

branches sparsely to densely pubescent;

1 reference

d0_s8

bracteole margins stipitate-glandular.

1 reference

d0_s9

Flowers 12 mm diam.;

1 reference

d0_s10

hypanthium pubescent or glabrous;

1 reference

d0_s11

sepals triangular, 3 mm, margins remotely glandular-serrate;

1 reference

d0_s12

stamens 10, anthers pink;

1 reference

d0_s13

styles 3 or 4.

1 reference

d0_s14

Pomes crimson (mid Aug) turning to reddish plum or, ultimately, blackish purple, orbicular, ± oblate (recessed at junction with pedicel), 10 mm diam., sparsely pilose;

1 reference

d0_s15

sepals reflexed, apex obtuse;

1 reference