Muilla coronata is a species of flowering plant known by the common name crowned muilla. It is native to the deserts of eastern California and southern Nevada, where it is found in scrub and Joshua Tree woodland habitat, as well as the slopes of nearby mountains. It is a perennial growing from a corm and reaching no more than 15 centimeters in height. The flowering stem bears an umbel-shaped array of up to 10, but usually fewer, flowers on pedicels up to 3 centimeters long. Each flower has six tepals which are white in color, often with a blue tinge inside and a greenish tinge on the outer surfaces. At the center of the flower are six stamens with wide white petal-like filaments. The filaments are partially fused into an erect, cylindrical "crown".
Veratrum fimbriatum is an uncommon species of false hellebore, a type of plant closely related to the lily. Its common names are fringed false hellebore and fringed corn lily. It is endemic to California where it is a rare resident of the northern coastal scrub plant communities of Mendocino and Sonoma Counties. This flowering plant is a stout, hollow-stemmed perennial growing from a thick rhizome. The erect flowering plant bears several large, flat, green leaves near the base of the green stem. The large panicle inflorescence is packed with many distinctive, lacy-fringed flowers each up to a centimeter wide. The flower bud is club-shaped before it opens into a bloom of six frilly tepals, each of which bears two bright green or gold glands. The ovary and sepals extend straight outward as one thick stalk. The fruit is an oval-shaped capsule just under a centimeter long containing the seeds.
Hastingsia alba is a species of flowering plant known by the common names white rushlily and white schoenolirion.
Hastingsia serpentinicola is a species of flowering plant known by the common name Klamath rushlily. It is native to the mountains of northwestern California and southwestern Oregon, where it grows in serpentine soils. This is a perennial herb growing from a black bulb 2 to 4 centimeters long and producing an erect stem up to 50 centimeters tall. A number of long, bending leaves surround the stem at its base, and the rest of the stem is naked. The top portion of the erect stem is a narrow, pointed inflorescence of many white or greenish lilylike flowers. Each small flower has six curled perianth parts and six protruding stamens with very large anthers. The flowers fall away to leave the developing fruits, which are capsules a few millimeters wide containing black seeds.
Horkelia clevelandii is a species of flowering plant in the rose family known by the common name Cleveland's horkelia. It is native to the Peninsular Ranges of southern California and northern Baja California. This is a perennial herb forming clumps of long, fernlike leaves and erect stems. The leaves are up to 18 centimeters long and are made up of triangular to rounded leaflets, each toothed or lobed and covered in thin hairs. The narrow stems reach 10 to 50 centimeters in height and bear inflorescences of several flowers. Each flower has hairy, lance-shaped bractlets and pointed sepals. The narrow oval petals are white. The center of the flower contains ten stamens and up to 50 pistils.
Saltugilia splendens, is a species of flowering plant in the phlox family known by the common names splendid woodland-gilia, Grinnell's gilia and splendid gilia.
Arabis aculeolata is a species of flowering plant in the mustard family known by the common name Waldo rockcress. It is native to a small range in the mountains of southern Oregon, where it is an uncommon member of the serpentine soils flora. Reports of its occurrence in Del Norte County, California are unconfirmed.
Calochortus argillosus is a species of flowering plant in the lily family which is known by the common name clay mariposa lily.
Calochortus dunnii is a rare species of flowering plant in the lily family known by the common name Dunn's mariposa lily.
Cryptantha clevelandii is a species of flowering plant in the borage family known by the common name Cleveland's cryptantha. It is native to coastal California and Baja California, where it grows in the chaparral and other habitat in the coastal hills. It is an annual herb growing a branching or unbranched stem up to 60 centimeters tall. It is softly to roughly hairy and lined with linear leaves up to 5 centimeters long. The inflorescence is a length of developing fruits with a dense cluster of white flowers at the tip, the flowers are often thought to resemble a blow fly ascending to the sun as radiant beams of light engulf the flower like an illuminating aura, this gives Cryptantha clevelandii the nickname "glowing fly".
Gilia transmontana is a species of flowering plant in the phlox family known by the common name transmontane gilia. It is native to the western United States from California to Utah, where it grows in desert and plateau habitat.
Hieracium argutum is a species of flowering plant in the family Asteraceae known by the common name southern hawkweed.
Boechera breweri is a species of flowering plant in the family Brassicaceae known by the common name Brewer's rockcress.
Lewisia oppositifolia is a rare species of flowering plant in the family Montiaceae known by the common name opposite-leaf lewisia. It is native to the Klamath Mountains of Josephine County, Oregon, and Del Norte County, California, where it is a local serpentine endemic generally found in moist areas. This is a perennial herb growing from a small taproot and caudex unit. It produces a basal rosette of several lance-shaped, blunt-tipped fleshy leaves up to 11 centimeters long. There are sometimes smaller leaves located on the lower stem. The inflorescence is made up of one or more erect stems up to about 20 centimeters long, each bearing 1 to 6 flowers. The flower has 8 to 11 white to pale pink petals with blunt or jagged tips, each between 1 and 2 centimeters long. At the center are several stamens with pale anthers. This plant has a limited distribution and it is threatened by human activity in the area, such as logging.
Muilla maritima is a species of flowering plant known by the common names sea muilla and common muilla. It is native to California and Baja California, where it grows in many types of habitats from the coast to the Mojave Desert and Sierra Nevada foothills and other inland mountains, in grassland, woodland, desert, and forest floras. It is a perennial plant growing from a corm and producing an erect flowering stem up to half a meter tall. The onion-like leaves at the base of the stem may be 60 centimeters long. The flowering stem bears an umbel-shaped array of many flowers on pedicels up to 5 centimeters long. Each flower has six tepals which are green-tinged white in color with brownish midribs and no more than 6 millimeters in length. At the center of the flower are six erect stamens with blue, green, or purplish anthers.
Narthecium californicum is a species of flowering plant known by the common name California bog asphodel. It is native to the mountains of southern Oregon and northern California, where it grows in wet habitat such as streambanks and meadows. It is a rhizomatous perennial monocot producing an erect stem up to about 60 centimeters tall. The base of the plant is surrounded by linear, grasslike leaves up to 30 centimeters long. The inflorescence is a raceme of many yellow flowers with six pointed tepals no more than a centimeter long. The fruit is a lance-shaped capsule containing many bristle-tailed seeds.
Frasera speciosa is a species of flowering plant in the gentian family (Gentianaceae) known by the common names elkweed, deer's ears, and monument plant.
Triteleia dudleyi is a species of flowering plant known by the common name Dudley's triteleia. It is endemic to California, where it is known from sections of the High Sierra Nevada and the Transverse Ranges. It is a plant of subalpine climates, growing in mountain forests. It is a perennial herb growing from a corm. It produces two or three basal leaves up to 30 centimeters long by one wide. The inflorescence arises on an erect stem up to 30 or 35 centimeters tall and bears an umbel-like cluster of many flowers. Each flower is a funnel-shaped yellow bloom that dries purple. The flower has six lobes measuring up to 1.2 centimeters long. There are six stamens with lavender anthers.
Triteleia montana is a monocot flowering plant in the genus Triteleia. Its common names include Sierra triteleia, and mountain triteleia. It is endemic to California, where it is limited to the Sierra Nevada. It occurs in coniferous forests on granite soils. The Latin specific epithet montana refers to mountains or coming from mountains. It is a perennial wildflower growing from a corm. There are two or three basal leaves measuring up to 30 centimeters long and just a few millimeters wide. The inflorescence arises on an erect, rough-haired stem up to 25 or 30 centimeters tall. It is an umbel-like cluster of several flowers each borne on a pedicel up to 3 centimeters long. The flower is yellow with a dark midvein, and dries purplish. The funnel-shaped corolla is made up of six tepals up to a centimeter long each. There are six stamens with white or blue anthers.
Muilla lordsburgana is a species of flowering plant known by the common name Lordsburg noino. It is native to the eastern fringe of the Chihuahuan Desert of southwestern New Mexico, where it is found in scrub habitats atop Lordsburg Mesa. It is a perennial growing from a corm and reaching no more than 9 centimeters in height. The flowering stem bears an umbel-shaped array of up to 6, but usually fewer, flowers on pedicels up to 2 centimeters long. Each flower has six tepals which are white to pale lavender in color with a prominent green midvein. At the center of the flower are six stamens with wide white to pale lavender petal-like filaments. The filaments are partially fused into an erect, cylindrical "crown".
