Illinois Natural History Survey - University of Illinois

Salix eriocephala
Yellow willow, Willow
Taxonomy

Synonyms: Salix missouriensis, Salix rigida

Subspecific taxa:

Classification:

  • Magnoliophyta

Other taxonomic & nomenclature sources: USDA PlantsITISThe Plant ListIPNI

Images

   
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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: Dicot-woody, perennial

Roots: primary

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

Inflorescence: catkin

Flowers: unisexual, dioecious; incomplete, not petals, not sepals; hypogynous ovary position

Fruit: capsule

Physiology: autotrophic; C3 C02 fixation

Ecology & Natural History

Habitat: Species is distributed in low woods; along shores. Species is distributed in ditches, meadows; second growth forests.

ILPIN Notes: Species is usually bee pollinated. Species has black bark; pubescent branchlets and lower leaf surface; catkins open somewhat earlier than the unfolding leaves. Species has conspicuously red to claret-purple expanding leafy tips; glabrous branchlets; catkins open as th eleaves unfold; leaves cordate at base. Species may cause hayfever.

Functional Relationships:

  • Pollinators insects (insect, bee)

Human Relationships:

  • Edibility [?] :
  • Showy Flowers: low

Wildlife and Livestock Information:

  • Food Value:
  • Cover Value:

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

  • Entire State: 8
  • Chicago Area: 5

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