matilija poppies

genus Romneya

Member of poppy family (family Papaveraceae)
dicots (class Magnoliopsida)
flowering plants (subphylum Angiospermae)

Caution: There may be other wild species of this genus not yet included in this guide.

The name “matilija” is supposedly Chumash (Native American) in origin, and its pronunciation is a weird mix of English and Spanish conventions: muh-TILL-ih-hah.

hairy matilija poppy
Romneya trichocalyx

petals 6–10 cm long
leaf 5–10 cm long
sepals glabrous
peduncle glabrous

coulter’s matilija poppy
Romneya coulteri

petals 4–8 cm long
leaf 3–10 cm long
sepals appressed-hairy
peduncle ± bristly at top

2 observed taxons / 1 key

Chris’s observations: 3 (none are research grade)

Locations:

Stevens Creek Trail: 3

Months:

Jun.: 1
Jul.: 1
Aug.: 0
Sep.: 0
Oct.: 0
Nov.: 1

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Taxon info: iNaturalist – Calflora – Jepson eFlora – FNA

Bay Area species: iNaturalist – Calflora