greater quaking grass

Briza maxima

Member of rattlesnake grasses (genus Briza)
grasses (family Poaceae)
grasses, sedges, cattails, and allies (order Poales)
monocots (class Liliopsida)
other colors in flowering plants

spikelets 10–19 mm

all sprout from a common axis

Toxicity of quaking grass, big (Briza maxima or Briza major):
0 – Non-toxic.

Chris’s observations: 36 (35 are research grade)

Locations:

Wilder Ranch SP: 6
Edgewood Park & Natural Preserve: 3
Sweeney Ridge National Recreation Area: 3
Butano SP: 2
DeLaveaga Park, Santa Cruz: 2
Purisima Creek Redwoods OSP: 2
San Pedro Valley CP: 2
Sierra Azul; OSP: 2
Big Basin SP
Coal Creek OSP
El Corte de Madera OSP
El Sereno OSP
Golden Gate National Recreation Area
Henry Cowell Redwoods SP
Jacks Peak CP
Joaquin Miller Park, Oakland
Mt. Madonna SP
Point Lobos SP
Sanborn CP
Stevens Creek CP
Sugarloaf OS, San Mateo
Waterdog Lake & Open Space

Months:

Apr.: 1
May: 13
Jun.: 9
Jul.: 7
Aug.: 2
Sep.: 1
Oct.: 3

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Taxon info: iNaturalist – Calflora – CalPhotos – Jepson eFlora – FNA

Bay Area species: iNaturalist – Calflora