Hackelia californica is a species of flowering plant in the borage family known by the common name California stickseed.
Hackelia micrantha is a species of flowering plant in the borage family known by the common names Jessica sticktight and Jessica's stickseed.
Hackelia mundula is a species of flowering plant in the borage family known by the common name pink stickseed. It is native to the high mountains of California, especially the Sierra Nevada. Its range extends into Oregon. This is a lush, hairy perennial herb growing to maximum heights between 40 and 80 centimeters. It produces an array of erect stems with oval- or lance-shaped leaves most abundant around the bases, growing up to 22 centimeters long. The upper stems are mostly leafless and hold cyme inflorescences of flowers. Each petite flower has 5 rounded lobes which are light pink and age to light blue in color, each with a smaller petallike appendage at its base. The fruit is a small nutlet covered in thin, hairlike prickles.
Hackelia velutina is a species of flowering plant in the borage family known by the common name velvet stickseed.
Astragalus gambelianus is a species of milkvetch known by the common name Gambel's dwarf milkvetch. It is native to California, with its distribution extending into Oregon to the north and Baja California to the south.
Astragalus gibbsii is a species of milkvetch known by the common name Gibbs's milkvetch. It is native to eastern California, the north-central Sierra Nevada, and western Nevada, where it grows in the pine forest habitat of the mountains and the sagebrush of the plateaus.
Chenopodium atrovirens is a species of flowering plant in the amaranth family known by the common names pinyon goosefoot and dark goosefoot.
Collinsia childii is a species of flowering plant in the plantain family known by the common name Child's blue-eyed Mary.
Erigeron multiceps is a species of flowering plant in the family Asteraceae known by the common names Kern River daisy and Kern River fleabane. It is endemic to California, where it is known mostly from the Kern Plateau in the southern High Sierra Nevada of eastern Tulare County. It is a perennial herb growing a hairy stem up to about 20 centimeters tall from a taproot and caudex. The base of the stem is surrounded by oblong leaves 2 to 5 centimeters long, and there are some smaller leaves along the length of the stem. The inflorescence produces hairy, glandular flower heads filled with yellow disc florets and a fringe of up to 125 thin, flat white to purple-tinged ray florets. The fruit is an achene with a pappus of bristles.
Hackelia amethystina is a species of flowering plant in the borage family known by the common name amethyst stickseed.
Hackelia brevicula is a species of flowering plant in the borage family known by the common name Poison Canyon stickseed.
Hackelia cusickii is a species of flowering plant in the borage family known by the common name Cusick's stickseed.
Hackelia setosa is a species of flowering plant in the borage family known by the common name bristly stickseed. It is native to the Klamath Mountains of northern California and southern Oregon, United States, and it is also known from Sierra Valley to the southeast of that range.
Hackelia sharsmithii is a species of flowering plant in the borage family known by the common name Sharsmith's stickseed. It is native to the Sierra Nevada of California, where its range extends along ridges surrounding the intersection of Inyo County and Fresno and Tulare Counties, including Mount Whitney. It is a plant of rocky habitat, such as talus. It is a hairy perennial herb up to about 30 centimeters tall. Most of the leaves are located around the base of the plant, reaching up to 14 centimeters long. Leaves higher on the stem are shorter and narrower. The hairy inflorescence is an open array of branches, each a coiling panicle of light blue flowers. The fruit is a cluster of nutlets, sometimes bearing prickles.
Malacothrix floccifera is a species of flowering plant in the family Asteraceae known by the common name woolly desertdandelion. It is native to many of the northern and central mountain ranges of California, including the Sierra Nevada, where its distribution extends into Nevada. Its habitat includes forest, woodland, and chaparral. It is an annual herb producing a hairless flowering stem up to about 42 centimeters in maximum height. The fleshy oblong leaves are cut into teeth or lobes and have cottony patches of woolly fibers. The inflorescence is an array of flower heads lined with hairless phyllaries. The ray florets are up to 1.5 centimeters long and are often white, but sometimes yellow.
Penstemon heterodoxus is a species of penstemon known by the common name Sierra beardtongue. It is native to California and western Nevada where it grows in several of the mountain ranges from the Klamath Mountains to the Sierra Nevada - and the slopes and plateaus to the east. It grows in subalpine and alpine climates in mountain forests, meadows and talus.
Perideridia bacigalupii is an uncommon species of flowering plant in the family Apiaceae known by the common names Mother Lode yampah and Bacigalupi's perideridia. It is endemic to California, where it is known only from the northern and central Sierra Nevada foothills. It is a member of the flora in chaparral and pine woodlands. It is a perennial herb which may exceed 1.5 meters in maximum height, its slender, erect stem growing from tubers. Leaves near the base of the plant have blades up to 40 centimeters long which are divided into many narrow subdivided lobes. Leaves higher on the plant are smaller and less divided. The inflorescence is a compound umbel of many spherical clusters of small white flowers. These yield ribbed, oblong-shaped fruits about half a centimeter long.
Perideridia californica is a species of flowering plant in the family Apiaceae known by the common name California yampah. It is endemic to California, where it is known from the Central Coast Ranges and a section of the Sierra Nevada foothills. It grows in moist soils, often near streams. It is a perennial herb which may approach 1.5 meters in maximum height, its slender, erect stem growing from cylindrical tubers measuring up to 12 centimeters long. Leaves near the base of the plant have blades up to 40 centimeters long which are divided into many flat, narrow, subdivided lobes. Leaves higher on the plant are smaller and less divided. The inflorescence is a compound umbel of many spherical clusters of small white flowers. These yield ribbed, oblong-shaped fruits under a centimeter long.
Perideridia kelloggii is a species of flowering plant in the family Apiaceae known by the common name Kellogg's yampah. It is endemic to California, where it is known from the north and central coasts, the San Francisco Bay Area, and the Sierra Nevada foothills. It grows in grassland habitat, sometimes on serpentine soils. It is a perennial herb which may reach 1.5 meters in maximum height, its slender, erect stem growing from a cluster of long, narrow, fibrous roots each up to 15 centimeters long. Leaves near the base of the plant have blades up to 45 centimeters wide which are divided into many leaflets subdivided into narrow, elongated lobes. The inflorescence is a compound umbel of many spherical clusters of small white flowers. These yield ribbed, oblong-shaped fruits each about half a centimeter long.
Wyethia mollis is a species of flowering plant in the family Asteraceae known by the common name woolly mule's ears. The plant is hairy to woolly in texture, sometimes losing its hairs with age.
Sierra stickseed inflorescaece close
Later, open inflorescences
Sierra stickseed, prickly fruits
