[Needlegrasses: The Genus Achnatherum in Mt. Adams Country]

Common Western Needlegrass, Hairy Needlegrass, Pubescent Western Needlegrass, Western Needlegrass

Achnatherum occidentale ssp. pubescens

Synonyms: Stipa elmeri, Stipa occidentalis var. pubescens

Lemma and awn of Common Western Needlegrass, Hairy Needlegrass, Pubescent Western Needlegrass: Achnatherum occidentale ssp. pubescens (Synonyms: Stipa elmeri, Stipa occidentalis var. pubescens)

The photo above shows a close-up of the pubescent lemmas and bent awn of western needlegrass as seen the southern rim of the White River Canyon on Mt. Hood..........August 29, 2008. Note that the awn is fairly hairy past the first bend.

Habitat of Common Western Needlegrass, Hairy Needlegrass, Pubescent Western Needlegrass, Western Needlegrass: Achnatherum occidentale ssp. pubescens (Synonyms: Stipa elmeri, Stipa occidentalis var. pubescens)

Common Western Needlegrass, Hairy Needlegrass, Pubescent Western Needlegrass, Western Needlegrass: Achnatherum occidentale ssp. pubescens (Synonyms: Stipa elmeri, Stipa occidentalis var. pubescens) - Habitat of Common Western Needlegrass, Hairy Needlegrass, Pubescent Western Needlegrass, Western Needlegrass: Achnatherum occidentale ssp. pubescens (Synonyms: Stipa elmeri, Stipa occidentalis var. pubescens) on Snow Plow Mountain, Tract D, Yakama Nation lands on Mt. Adams......August 31, 2021.

Common Western Needlegrass, Hairy Needlegrass, Pubescent Western Needlegrass, Western Needlegrass: Achnatherum occidentale ssp. pubescens (Synonyms: Stipa elmeri, Stipa occidentalis var. pubescens) - Common Western Needlegrass, Hairy Needlegrass, Pubescent Western Needlegrass, Western Needlegrass: Achnatherum occidentale ssp. pubescens (Synonyms: Stipa elmeri, Stipa occidentalis var. pubescens)

Habitat and close-up images of western needlegrass as observed along the Bird Creek Meadows Road (directly above the bridge at Bird Creek) and along the Bird Creek Trail adjacent to Bird Lake, Bird Creek Meadows, Mount Adams......August 31 and September 5, 2021.

Common Western Needlegrass, Hairy Needlegrass, Pubescent Western Needlegrass: Achnatherum occidentale ssp. pubescens (Synonyms: Stipa elmeri, Stipa occidentalis var. pubescens) - Lemmas and awns of Common Western Needlegrass, Hairy Needlegrass, Pubescent Western Needlegrass: Achnatherum occidentale ssp. pubescens (Synonyms: Stipa elmeri, Stipa occidentalis var. pubescens)

Common western needlegrass as seen along the South Climb Trail between Cold Springs Campground and the Round the Mt. Trail #9, Mt. Adams Wilderness..........August 13, 2017.

Lemmas and awns of Common Western Needlegrass, Hairy Needlegrass, Pubescent Western Needlegrass: Achnatherum occidentale ssp. pubescens (Synonyms: Stipa elmeri, Stipa occidentalis var. pubescens)

The photo above shows a close-up of the pubescent lemmas and twice bent awns of western needlegrass as seen the southern rim of the White River Canyon on Mt. Hood..........August 29, 2008.

Habitat of Common Western Needlegrass, Hairy Needlegrass, Pubescent Western Needlegrass: Achnatherum occidentale ssp. pubescens (Synonyms: Stipa elmeri, Stipa occidentalis var. pubescens)

The photo above shows western needlegrass as seen on sandy soils along the southern rim of the White River Canyon on Mt. Hood. Photographed about one mile east of Timberline Lodge along the Pacific Crest Trail........August 29, 2008. Lupinus arcticus and Eucephalus ledophyllus are also visible in the photo. There was also quite a bit of Bromus carinatus and Carex rossii at this location.

Lemma and awns of Common Western Needlegrass, Hairy Needlegrass, Pubescent Western Needlegrass: Achnatherum occidentale ssp. pubescens (Synonyms: Stipa elmeri, Stipa occidentalis var. pubescens)

The photo above shows a close-up of the pubescent lemmas of western needlegrass as seen the southern rim of the White River Canyon on Mt. Hood........August 29, 2008.

Inflorescence of Common Western Needlegrass, Hairy Needlegrass, Pubescent Western Needlegrass: Achnatherum occidentale ssp. pubescens (Synonyms: Stipa elmeri, Stipa occidentalis var. pubescens)

The photo above shows a close-up of the lemmas and awns of western needlegrass as seen along the Willard Springs Foottrail in Conboy Lake NWR..........July 31, 2008.

Habitat of Common Western Needlegrass, Hairy Needlegrass, Pubescent Western Needlegrass: Achnatherum occidentale ssp. pubescens (Synonyms: Stipa elmeri, Stipa occidentalis var. pubescens)

The photo above shows western needlegrass as seen along the Willard Springs Foottrail in Conboy Lake NWR........July 31, 2008.

Paul Slichter