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Yavapai County Native & Naturalized Plants

Eragrostis pectinacea - tufted lovegrass

Synonyms: Eragrostis brizoides, E. cognata, E. delicatula, E. diffusa var. diffusa, E. nuttalliana, E. pennsylvanica and more see SEINET.

Plant Form:Grass

Family: Poaceae

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Russ Kleinman @, Usage Rights: Attribution-Non-Commercial (CC BY-NC)
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Max Licher @, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA)
  Grass Description -   Glossary of Grass Terminology

Origin: Native    Season: Warm
Habitat Description: Found in sandy soils of stream courses and in other disturbed soils.
Plant Communities: Riparian, Disturbed Areas
Elevation: 4500 - 6000 feet

Similar Species: Eragrostis mexicana

General Description

Desc: Tufted annual grass with erect to geniculate stems; branching at base and above; the only hairs a tuft of white hairs at the apex of the sheath; lacking a groove in the fruit.
Identification notes: Tufted annual grass; erect or spreading, 4 to 32 inches tall, collar typically very hairy. Spikelets very narrow, appressed. Blades mostly flat, may be rolled along the edge, 1 to 6 inches long, 1/8 to 1/6 inch wide, mostly smooth on both surfaces.
Grass Type: Annual  Rhizomes: N  Stolons: N
Large Dense Clump (> 2 feet): Y  Bushy (highly branched): Y
Height with Seedheads: 24 to 36 inches
Seedhead Structure: Branched - open and spreading  Seedhead Droops: N
Flowering Period: Jul - Nov

Flower Characteristics

Number of Flowers per Spikelet: Multi-flowered  Spikelets One-sided: N
Awns: Absent   Three Awns: N  Awns Bent: N

Flower and Seedhead Notes: Seedhead is terminal, branched, usually open, rising above upper leaves, 2 to 10 inches long, 1 to 6 inches wide, egg-shaped to pyramidal, with 1 to 3-inch long primary branches that are solitary or paired on the lowest two nodes.

Vegetative Characteristics

Blade Hairy: N  Blade with White Margin: N  Blade Cross Section: Flat or involute  
Blade Notes: Flat to curled, hairless and smooth, 1/4 to 8 inches long.
Sheath Hairy: Y  Tuft of Hairs Top of Sheath or Collar: Y  Ligules: Hairy
Auricles (Ear-like lobes at base of blades): N
Vegetative Notes: Sheaths hirsute, hairs less 1/16 inch; collar covered with soft hairs at margin; ligule is a dense row of minute white hairs.

Forage Value: Not available.

  Arizona Cooperative Extension
Yavapai County
840 Rodeo Dr #C
Prescott, AZ 86305
(928) 445-6590
Version 8.0  
Last Updated: Dec 13, 2022
Content Questions/Comments: Email Matt Halldorson  
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