Calochortus monanthus
Ann. Missouri Bot. Gard. 27: 465, plate 39, figs. 3, 4. 1940.
Plants bulbose; bulb coat membranous. Stems not branching, straight. Leaves: basal withering; blade linear-attenuate. Inflorescences 1-flowered, long-peduncled; bracts opposite. Flowers erect; perianth open, turbinate to campanulate; sepals lanceolate, attenuate, ca. 4 cm; petals pinkish, with chevron-shaped, dark red blotch distal to gland, obovate, cuneate, rounded, ca. 5 cm, with few flexible hairs near gland, margins irregularly dentate distally; glands oblong, not depressed, densely covered with slender, unbranched hairs; filaments lanceolate-linear, shorter than anthers; anthers short-tipped. Capsules erect, linear, angled. Seeds unknown.
Phenology: Flowering late spring–mid summer.
Habitat: Vernal meadows
Elevation: 800 m
Discussion
Calochortus monanthus is known only from a single collection from meadow along the Shasta River, near Yreka, Siskiyou County, by E. L. Greene in June, 1876. It is presumed extinct.
Selected References
None.
Lower Taxa
"broad" is not a number."usually longer and broader" is not a number."thicker" is not a number.