Gratiola heterosepala
Encyclopedia
Gratiola heterosepala is a species of flowering plant known by the common name Boggs Lake hedgehyssop. It is native to northern California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

, where it grows in mud and very shallow water, such as the edges of vernal pool
Vernal pool
Vernal pools, also called vernal ponds or ephemeral pools, are temporary pools of water. They are usually devoid of fish, and thus allow the safe development of natal amphibian and insect species...

s. One occurrence of the plant has been noted in Oregon
Oregon
Oregon is a state in the Pacific Northwest region of the United States. It is located on the Pacific coast, with Washington to the north, California to the south, Nevada on the southeast and Idaho to the east. The Columbia and Snake rivers delineate much of Oregon's northern and eastern...

. This is a petite annual herb with reddish-green stems a few centimeters tall. The thin stems and small leaves are dotted with hairlike glands. The top of the stem is occupied by an inflorescence
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. Strictly, it is the part of the shoot of seed plants where flowers are formed and which is accordingly modified...

 producing centimeter long tubular flowers which are yellow with white tips.

Boggs Lake Ecological Reserve

The plant is found and protected at the Boggs Lake Ecological Reserve
Boggs Lake Ecological Reserve
The Boggs Lake Ecological Reserve is a nature reserve in Lake County, California. The land area is about one quarter of a square mile and contains a large vernal pool as well as endangered plants such as the Boggs Lake hedge-hyssop....

 in Lake County, California
Lake County, California
Lake County is a county located in the north central portion of the U.S. state of California, north of the San Francisco Bay Area. It takes its name from Clear Lake, the dominant geographic feature in the county and the largest natural lake wholly within California...

.

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