Anulocaulis annulatus (Coville) Standl. (redirected from: Boerhavia annulata)
Family: Nyctaginaceae
[Boerhavia annulata Coville]
Anulocaulis annulatus image
Charles Webber  

Herbs, stout perennial. Stems 0.5-2 m. Leaves: 4-6 pairs proximal to inflorescence; petiole 1-7 cm; blade broadly ovate to almost reniform, 2-10 × 2-9.5 cm, base broadly rounded to truncate or cordate, apex rounded to broadly obtuse, adaxial surface yellow-green, abaxial surface much paler, both surfaces moderately villous-hirsute, hairs with dark brown to blackish pustulate bases. Flowers 5-15 in umbel-like clusters on branches of inflorescence; perianth 9-10 mm, tube very pale pink to rose-pink, densely shaggy-hairy, limbs very pale pink to rose-pink, gradually flared; stamens 3, exserted 1-2 mm. Fruits broadly fusiform, 3.5-6 × 2.1-2.7 mm, not secreting mucilage when wetted; ribs 10, well defined, linear, low, narrow; equatorial ridge absent or occasionally low, linear, and incomplete. 2n = 24.

Flowering late winter-late summer, occasionally mid fall. Dry, gravelly outwash fans, talus slopes, roadsides; 70-1200 m; Calif.

Anulocaulis annulatus image
Charles Webber  
Anulocaulis annulatus image
Charles Webber  
Anulocaulis annulatus image
Gary A. Monroe  
Anulocaulis annulatus image
Gary A. Monroe  
Anulocaulis annulatus image
GaryA. Monroe  
Anulocaulis annulatus image
Barry Breckling  
Anulocaulis annulatus image
Barry Breckling  
Anulocaulis annulatus image
Charles Webber  
Anulocaulis annulatus image
Charles Webber  
Anulocaulis annulatus image
Gary A. Monroe  
Anulocaulis annulatus image
Gary A. Monroe  
Anulocaulis annulatus image
GaryA. Monroe  
Anulocaulis annulatus image
Barry Breckling  
Anulocaulis annulatus image
Barry Breckling