Illinois Natural History Survey - University of Illinois

Crataegus crus-galli
Cock-spur thorn, Hawthorn, HAWTHORN, Barrett's thorn
Taxonomy

Synonyms: Crataegus cuneiformis, Crataegus hannibalensis, Crataegus crus-galli barrettiana, Crataegus acutifolia, Crataegus permixta

Subspecific taxa:

Classification:

Other taxonomic & nomenclature sources: USDA PlantsITISThe Plant ListIPNI

Images

   
View all images. View all at PhytoImages.
Species Distribution
If map does not appear refresh browser Refresh
Click map to view & download detailed occurrence records

County Map Legend
Absent:
Not known from county
Medium confidence:
Medium or unknown confidence;
often old records or unverifiable observations
Medium-high confidence:
Often observations by expert botanists
High confidence:
Often vouchered herbarium records
Planted / introduced:
Native species introduced outside historic range,
or only in planted locations within county (e.g., restorations)
Historic / extirpated:
Only historic records for the species; likely extirpated
(Note that this category is not yet functional)

North American distribution maps for this species: FLNAUSDA PlantsBONAPBISON

Collection & Observation Phenology [?]

J
0
F
0
M
0
A
0
M
0
J
0
J
0
A
0
S
0
O
0
N
0
D
0

Collection & Observation Timeline [?]

Species Status

Status/Listing: No Information

Notes:

Origin: Native

Species Description

General: Dicot-woody, perennial

Roots: primary

Shoots: alternate leaf arrangment; simple leaf type; serrate leaf margin; Pinnate leaf venation

Inflorescence: corymb

Flowers: perfect; 5 merous; complete, regular; white; perigynous ovary position

Fruit: pome

Physiology: autotrophic; C3 C02 fixation

Ecology & Natural History

Habitat: Species is distributed in open woods. Species is distributed in open woods; rocky places; shade intolerant.

ILPIN Notes: This is including C. erecta Sarg. and var. insignis (Sarg.) Palmer.; may be part of C. crus-galli L. Cottontail eat fruit, leaves, stems. Species has glabrous leaves, corymbs; terminal shoot; leaves at least twice as broad as those of flowering branches. This is including C. attenuata Ashe, C. arduennae Sarg., C. farwelli Sarg, C. acanthacolonensis Laughlin, C. pachyphylla Sarg. Form - balled & burlapped, seeds. Species is thorny; leaves glabrous, not reticulate-veined, thick. Terrestrial furbearers eat fruit, wood for food. Regarding waterfowl food value, this pertains especially to wood ducks. Regarding aquatic species food value, this pertains to aquatic furbearers. Seed company no.: 2, 14, 25, 27, 28, 31, 32. Leaves are thin with prominent veins. Leaf upper surface has impressed veins; leaves, corymbs, fruit glabrous. This may be part of C. crus-galli. Species has glabrous leaves, corymbs; terminal shoot leaves usually less than twice as broad as those of the flowering branches. This may be part of C. crus-galli L.

Functional Relationships:

Human Relationships:

  • Edibility [?] :
  • Showy Flowers:

Wildlife and Livestock Information:

  • Food Value:
  • Cover Value: small non-game bird: good

Coefficient of Conservatism (C-value) [?] :

  • Entire State:
  • Chicago Area:

Post a Comment or Question About this Plant
Name

Email address (required)

Comment? Question? 300 word limit (required)




Enter the text code above (required)

Note: All submissions are moderated and only some are posted. Posted comments may be edited for length. An email address will not be posted, but it is required for communication with the site moderator. Comments focused outside of Illinois and neighboring states may be posted, but more attention will be given to Illinois centered information. Thanks for your interest.