Illinois Natural History Survey - University of Illinois

Smilax glauca
Catbrier, Greenbrier
Taxonomy

Synonyms: Smilax glauca leurophylla

Subspecific taxa:

Classification:

Other taxonomic & nomenclature sources: USDA PlantsITISThe Plant ListIPNI

Species Distribution
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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: Monocot, perennial

Roots:

Shoots: alternate leaf arrangment; simple leaf type; entire, other leaf margin; Other leaf venation; lanceolate, orbicular and peltate, cordate, oblique leaf shape

Inflorescence: umbel

Flowers: unisexual, dioecious; 3 merous; complete, regular; yellow, green; hypogynous ovary position

Fruit: berry

Physiology: autotrophic

Ecology & Natural History

Habitat: Species is distributed in chert, sandstone, or granite in rocky woods, wooded valleys, along roadsides. Species is distributed on chert, sandstone, or granite in rocky woods, wooded valleys, along roadsides, and edges of swamps.

ILPIN Notes: Stems are woody, often thorny stems terete or obscurely 4-angled. This variety is glaucous to papillose-pulverulent below; leaves are deciduous. Boiled rootstocks plus equal bulk of sugar make a brown sweet jelly; roots, spring and autumn (or winter) when well filled; new shoots May to August; breadstuff, soup; cooling drink, jelly, asparagus, salad. Species is common in southern 1/3 of Illinois, absent elsewhere. Species is often becoming a persistent weed. Rootstocks boiled with equal bulk of sugar, make a brown sweet jelly. Roots, spring and autumn (or winter) when well filled; new shoots May to August; breadstuff, soup, cooling drink, jelly, asparagus, salad. In this variety, leaves are glabrous beneath. Stems are woody, often thorny, leaves deciduous.

Functional Relationships:

Human Relationships:

  • Edibility [?] : yes
  • Showy Flowers:

Wildlife and Livestock Information:

  • Food Value:
  • Cover Value:

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

  • Entire State: 6
  • Chicago Area:

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