Lessingia nana |
Lessingia nemaclada |
|
---|---|---|
dwarf lessingia, little lessingia |
slenderstem lessingia, thread stem lessingia |
|
Habit | Plants 2–5(–25) cm. | Plants 5–60 cm. |
Stems | decumbent, tan, woolly. |
erect, tan to brown, glabrous or villous. |
Leaves | basal withering by flowering; cauline margins entire, faces gland-dotted (in pits), abaxial woolly. |
basal withering by flowering; cauline margins entire, faces gland-dotted (in pits) and sometimes stipitate-glandular, abaxial glabrous or villous to tomentose. |
Involucres | obconic, 7–10 mm. |
narrowly obconic, 5–6 mm. |
Disc florets | 10–20; corollas white or pale lavender (color more intense in tubes); style-branch appendages truncate-penicillate, 0.2–0.4 mm. |
3–10; corollas usually white, sometimes pale lavender (color more intense in tubes); style-branch appendages usually lanceolate, sometimes truncate-penicillate, 0.4–1 mm. |
Phyllaries | green, faces woolly, gland-dotted; inner cartilaginous (stiff, white). |
usually purple-tipped, faces glabrous, stipitate-glandular and gland-dotted; inner scarious. |
Heads | borne singly or in corymbiform arrays, in axils of leaves or at ends of branchlets. |
borne singly or in corymbiform arrays, usually at ends of branchlets. |
Pappi | pink to red, longer than cypselae. |
tan, equaling or longer than cypselae. |
2n | = 10. |
= 10, 12. |
Lessingia nana |
Lessingia nemaclada |
|
Phenology | Flowering Jun–Oct. | Flowering Jul–Oct. |
Habitat | Open plains, often clay soils | Open fields, roadsides, borders of woodlands, sometimes on serpentinite soils |
Elevation | 200–900 m (700–3000 ft) | 200–1100 m (700–3600 ft) |
Distribution |
CA |
CA
|
Discussion | Lessingia nana is known from the northern Great Central Valley, adjacent foothills of the Sierra Nevada, and foothills of the Cascade Range. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Lessingia nemaclada is widespread in central and northern California (except near the coast) and is morphologically variable. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 20, p. 457. | FNA vol. 20, p. 456. |
Parent taxa | ||
Sibling taxa | ||
Synonyms | L. nemaclada var. albiflora, L. nemaclada var. mendocina | |
Name authority | A. Gray: in G. Bentham, Pl. Hartw., 315. (1849) | Greene: Bull. Calif. Acad. Sci. 1: 191. (1885) |
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