soap plants

genus Chlorogalum

Member of century plant subfamily (subfamily Agavoideae)
asparagus family (family Asparagaceae)
monocots (class Liliopsida)
flowering plants (subphylum Angiospermae)

There are no other wild species of this genus in the bay area.

These flowers open in the evening. For flowers that open during the day, see genus Hooveria.

wavy-leafed soap plant
Chlorogalum pomeridianum

wavy-leafed soap plant
Chlorogalum pomeridianum

leaf 4–25 mm wide, margin generally wavy
common

The leaves are wider, wavier, duller, and paler green than irises (genus Iris).

narrowleaf soap plant
Chlorogalum angustifolium

leaf 2–5 mm wide, margin ± flat
extremely rare in Marin

1 observed taxon / 1 unobserved taxon / 1 key

Chris’s observations: 57 (54 are research grade)

Locations:

Henry Coe SP: 9
Santa Teresa CP: 6
Almaden Quicksilver CP: 4
Skyline Ridge OSP: 4
Sweeney Ridge National Recreation Area: 4
Andrew Molera SP: 3
Calero CP: 3
Fremont Older OSP: 3
Waterdog Lake & Open Space: 3
Edgewood Park & Natural Preserve: 2
San Pedro Valley CP: 2
Coal Creek OSP
Ed R. Levin CP
El Sereno OSP
Huckleberry Botanic RP
Monte Bello OSP
Mt. Diablo SP
Mt. Madonna SP
Máyyan 'Ooyákma Coyote Ridge OSP
Pacheco SP
Purisima Creek Redwoods OSP
Russian Ridge OSP
Sierra Azul OSP
Stevens Creek CP
Wunderlich CP

Months:

Nov.: 1
Dec.: 1
Jan.: 2
Feb.: 3
Mar.: 9
Apr.: 10
May: 12
Jun.: 10
Jul.: 7
Aug.: 1
Sep.: 1

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Taxon info: iNaturalist – Calflora – Jepson eFlora – FNA

Bay Area species: iNaturalist – Calflora