beard grasses

genus Polypogon

Member of grasses (family Poaceae)
grasses, sedges, cattails, and allies (order Poales)
monocots (class Liliopsida)
flowering plants (subphylum Angiospermae)

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

---

water beard grass
Polypogon viridis

• no awn on glumes
• all others have a 1–12 mm awn on each glume
• no awn on lemma

mediterranean beard grass
Polypogon maritimus

• no awn on lemma
• all others below have an awn on the lemma

chilean beard grass
Polypogon australis

• glume not lobed
• glume awn 4–7 mm

ditch beard grass
Polypogon interruptus

• glume not lobed
• glume awn 1.5–4.5 mm

---

1 observed taxon / 4 unobserved taxons / 1 key

Chris’s observations: 7 (2 are research grade)

Locations:

• Calero CP: 2
• Murray Ranch SP
• Máyyan 'Ooyákma Coyote Ridge OSP
• Pinnacles NP
• Sibley Volcanic RP
• Stevens Creek CP

Months:

• Apr.: 2
• May: 1
• Jun.: 1
• Jul.: 1
• Aug.: 1
• Sep.: 0
• Oct.: 1

For more details, use advanced search.

---

Taxon info: iNaturalist – Calflora – Jepson eFlora – FNA

Bay Area species: iNaturalist – Calflora