''Calystegia occidentalis'' is a species of

morning glory Morning glory (also written as morning-glory) is the common name for over 1,000 species of flowering plants in the family Convolvulaceae, whose current taxonomy and systematics are in flux. Morning glory species belong to many genus, genera, ...

known by the common names Modoc morning glory or chaparral false bindweed. It is native to

California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the ...

and

Oregon Oregon () is a state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington, while the Snake River delineates much of its eastern boundary with Idah ...

, where it grows in hilly and mountain habitat, such as woodland and

chaparral Chaparral ( ) is a shrubland plant community and geographical feature found primarily in the U.S. state of California, in southern Oregon, and in the northern portion of the Baja California Peninsula in Mexico. It is shaped by a Mediterrane ...

slopes and the high

Sierra Nevada The Sierra Nevada () is a mountain range in the Western United States, between the Central Valley of California and the Great Basin. The vast majority of the range lies in the state of California, although the Carson Range spur lies primari ...

Description

''Calystegia occidentalis'' is a woody perennial herb producing spreading or twisting and climbing branches, usually quite hairy in texture. The small leaves are up to 4 centimeters long and lobed into various spade or arrowhead shapes. The

inflorescence An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed ...

is one to four flowers atop a single

peduncle Peduncle may refer to: *Peduncle (botany), a stalk supporting an inflorescence, which is the part of the shoot of seed plants where flowers are formed *Peduncle (anatomy), a stem, through which a mass of tissue is attached to a body **Peduncle (art ...

, each bloom 2 to 5 centimeters wide and white to cream to yellow in color.

References

External links

Calflora: ''Calystegia occidentalis'' (bush morning glory, chaparral false bindweed, western morning glory)Jepson Manual Treatment: ''Calystegia occidentalis''UC Photos gallery — ''Calystegia occidentalis''
occidentalis Flora of California Flora of Oregon Flora of the Klamath Mountains Flora of the Sierra Nevada (United States) Natural history of the California chaparral and woodlands Natural history of the California Coast Ranges Natural history of the Peninsular Ranges Natural history of the Transverse Ranges Flora without expected TNC conservation status {{Solanales-stub