Illinois Natural History Survey - University of Illinois

Gutierrezia texana
Broomweed
Taxonomy

Synonyms: Xanthocephalum texanum

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
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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: North America

Species Description

General: Dicot-herb, annual

Roots: primary

Shoots: alternate leaf arrangment; simple leaf type; entire leaf margin; awl-shaped, oblong leaf shape

Inflorescence: head

Flowers: perfect, unisexual, monoecious; 5 merous; complete, regular, irregular; yellow; epigynous ovary position

Fruit: achene

Physiology: autotrophic; C3 C02 fixation

Ecology & Natural History

Habitat: Species is distributed in waste ground.

ILPIN Notes: Ray florets pistillate, fertile; disc florets perfect. Lane, M. A. 1985. Taxonomy of Gutierrezia (Compositae: Astereae) in North America. Systematic Botany 10: 7-28. Species is adventive from western U.S.A. (St. Clair co.)

Functional Relationships:

Human Relationships:

  • Edibility [?] :
  • Showy Flowers:

Wildlife and Livestock Information:

  • Food Value:
  • Cover Value:

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

  • Entire State:
  • Chicago Area:

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