Erigeron breweri var. porphyreticus (M.E.Jones) Cronquist

• Region

  North America

• Country

  United States of America

• State/Province

  California

• County/Municipio

  Mono Co.

• Locality

  Glass Mountain Region: N edge of Long Valley; conspicuous solitary rhyodacite dome arising from valley floor, appx. 4 mi. N of Benton Crossing/Owens River (Dexter Canyon quad), volcanic cone rising 500 ft. above valley floor, soft sandy pumice soil with rhyodacite outcrops, growing from rock bases

• Township, Range, Section

  T2S, R29E, S21

• Elevation

  Alt. 2256 m. (7402 ft.)

• Coordinates

  37.755, -118.769

• Distribution

  Map all specimens of this taxon

The New York

Botanical Garden copyright reserved

Herbarium of Rancho Santa Ana Botanic Garden
Plants of MONO Co., California, USA
Asteraceae

Erigeron breweri Gray var. porphyreticus (Jones)
Cronq.

GLASS MOUNTAIN REGION: N edge of Long Valley:
Conspicuous solitary rhyodacite dome arising from valley floor,
appx. 4mi. N of Benton Crossing / Owens River. (Dexter
Canyon quad: 37° 45.18'N, 118° 46.928’W; T2S R29E S21,
SW/4 of SE/4). Alt.: 2256m/7400ft.

Volcanic cone rising 500 ft. above valley floor. Soft sandy
pumice soil with rhyodacite outcrops. Grazed / disturbed scrub of
Artemisia tridentata, Purshia tridentata, Grayia spinosa, Prunus
andersonii, Bromus tectorum, Hesperostipa comata, Leymus
cinereus, Phacelia bicolor and a few scattered Juniperus and Pirns
monophylla.

Uncommon, growing from rock bases. Rays pink-violet.

Michael Honer 755

29 May 2001

Entered into RSA Database (1624RSA)

02078002