''Sedum oblanceolatum'' is a species of flowering plant in the family

Crassulaceae The Crassulaceae (from Latin ''crassus'', thick), also known as the stonecrop family or the orpine family, are a diverse family of dicotyledon flowering plants characterized by succulent leaves and a unique form of photosynthesis, known as Cr ...

known by the common names oblongleaf stonecrop and Applegate stonecrop. It is native to the

Klamath Mountains The Klamath Mountains are a rugged and lightly populated mountain range in northwestern California and southwestern Oregon in the western United States. As a mountain system within both the greater Pacific Coast Ranges and the California Coast ...

of southwestern

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 ...

and far northern

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 ...

, where it grows on many types of rocky substrate, such as serpentine soils and other

ultramafic Ultramafic rocks (also referred to as ultrabasic rocks, although the terms are not wholly equivalent) are igneous and meta-igneous rocks with a very low silica content (less than 45%), generally >18% MgO, high FeO, low potassium, and are compos ...

s. It is a

succulent plant In botany, succulent plants, also known as succulents, are plants with parts that are thickened, fleshy, and engorged, usually to retain water in arid climates or soil conditions. The word ''succulent'' comes from the Latin word ''sucus'', meani ...

forming basal rosettes of waxy leaves. The leaves are widely lance-shaped, widest near the distal end and narrowing to rounded or notched tips. Smaller leaves occur farther up the stem. The small

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 ...

grows a few centimeters tall and bears up to 50 flowers in a flat-topped array. The flowers have cream or yellowish petals up to a centimeter long.

References

External links

Jepson Manual TreatmentUSDA Plants ProfileFlora of North AmericaPhoto gallery
oblanceolatum Flora of California Flora of Oregon Plants described in 1975 Flora without expected TNC conservation status {{Crassulaceae-stub