Sedella (genus)
Sedella pumila
Sedella is a genus of flowering plants in the family Crassulaceae ( Crassulaceae ). The botanical name of the genus is a diminutive form of the name of the genus Sedum and refers to the very small size of the plants.
Description
The species of the genus Sedella are annuals, bare plants that usually grow with branches often red or reddish stems of usually less than 10 centimeters in length. Your sedentary leaves are arranged opposite one another constantly and above near the base of the shoots. They are oblong ovate to obovate and obtuse to rounded. The leaves usually fall off before flowering.
The terminal zymöse inflorescence is one to a plurality of branches, said coils are rolled nearly circular. The upright, almost sessile flowers are fünfzählig and are on very short stalks. The same sepals are upright and almost free. They are triangular shaped, pointed and not spurred. The bright greenish-yellow to pale or petals often have a reddish midrib and are much longer than the petals.
The nüsschenartigen fruits are club-shaped, thin-skinned and not tearing up. They each contain an elongated clavate, striped seeds from 0.7 to 1.5 mm size.
Systematics and distribution
The genus Sedella is widespread in northern and central California. The first description Nathaniel Lord Britton and Joseph took Nelson Rose 1903 before. After Joachim Thiede the genus Sedella from the three species:
- Sedella leiocarpa H.Sharsm.
- Sedella pentandra H.Sharsm.
- Sedella pumila ( Benth. ) Britton & Rose