Plant Image
Leaves
Rimrock Verde Valley


Yavapai County Native & Naturalized Plants

Enneapogon desvauxii - nineawn pappusgrass

Synonyms: Pappophorum wrightii
Other Common Names: spike pappus grass, feather pappusgrass
Plant Form: Grass

Family: Poaceae


   
 
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Seedhead
Rimrock Verde Valley
John Kava
  Grass Description -   Glossary of Grass Terminology

Origin: Native    Season: Warm
Habitat Description: Found in desert scrub or grasslands in open areas, on dry rocky slopes, mesas, rock outcrops and cliffs.
Plant Communities:Desert Scrub, Interior Chaparral, Semidesert Grasslands, Pinyon Juniper Woodland
Elevation: 3000 - 6000 feet

General Description

Desc: Low tufted perennial. Distinguishing feature is 9 awns on each lemma. A very hairy densely packed seedhead.
Identification Notes: Small thin stemmed perennial 8 to 18 inches tall, knotty based; spikelike seedhead has hairy spikelets; spikelets have one plump rounded floret; lemmas have 9 feathery awns; the hairy spikelets can give a silvery appearance to the seedhead.
Grass Type: Perennial bunchgrass  Rhizomes: N  Stolons: N
Large Dense Clump (> 2 feet): N  Bushy (highly branched): N
Height with Seedheads: 12 to 24 inches
Seedhead Structure: Branched - contracted  Seedhead Droops: N
Flowering Period: Jul - Oct
Flower Characteristics

Number of Flowers per Spikelet: Multi-flowered  Spikelets One-sided: N
Awns: 1/4 inch to 1 inch   Three Awns: N  Awns Bent: N
Flower and Seedhead Notes: Lemma many-nerved with 9 awns. Densely flowered, grayish-green. Main axis hairy. Often silvery in appearance.
Vegetative Charcteristics

Blade Hairy: Y    Blade with White Margins: N    Blade Cross section: Flat or involute
Blade Notes: Blades mostly 3/4 to 4-3/4 inches long, <1/6 inch wide, more or less hairy, inrolled when dry.
Sheath Hairy: Y    Tuft of Hairs at top of Sheath or Collar: Y    Ligules: Hairy
Auricles (Ear-like lobes at collar area: N

Forage Value: None.

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