Anulocaulis
Encyclopedia
Anulocaulis is a small genus of flowering plants known generally as ringstems. These five species are sometimes treated as members of genus Boerhavia
. Ringstems are thickly-rooted perennial wildflowers with glutinous
brown bands at their stem internodes
, the trait which gives them their common and Latin names. They bear tubular flowers at the tops of their stems. Ringstems are native to North America.
Species:
Boerhavia
Boerhavia, the spiderlings, is a genus of about 40 species of annual or perennial herbaceous plants in the four o'clock flower family, Nyctaginaceae. The common name refers to the appearance of a spider or spider's web given by the numerous long, slender and interlocking stems of the inflorescences...
. Ringstems are thickly-rooted perennial wildflowers with glutinous
Gluten
Gluten is a protein composite found in foods processed from wheat and related grain species, including barley and rye...
brown bands at their stem internodes
Plant stem
A stem is one of two main structural axes of a vascular plant. The stem is normally divided into nodes and internodes, the nodes hold buds which grow into one or more leaves, inflorescence , conifer cones, roots, other stems etc. The internodes distance one node from another...
, the trait which gives them their common and Latin names. They bear tubular flowers at the tops of their stems. Ringstems are native to North America.
Species:
- Anulocaulis annulatusAnulocaulis annulatusAnulocaulis annulatus is a species of flowering plant in the four o'clock family known by the common name valley ringstem. It is endemic to the Mojave Desert of California, especially in the vicinity of Death Valley...
- valley ringstem - Anulocaulis eriosolenus - Big Bend ringstem
- Anulocaulis gypsogenus - gypsum ringstem
- Anulocaulis leiosolenus - southwestern ringstem
- Anulocaulis reflexus - Texas ringstem