Lessingia micradenia |
Lessingia nana |
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little glandular lessingia, Mt. Tamalpais lessingia |
dwarf lessingia, little lessingia |
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Habit | Plants 5–60 cm. | Plants 2–5(–25) cm. | ||||
Stems | erect, tan to brown, glabrous. |
decumbent, tan, woolly. |
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Leaves | basal withering before flowering; cauline margins entire, faces usually eglandular, sometimes sparsely stipitate-glandular, abaxial glabrous or villous. |
basal withering by flowering; cauline margins entire, faces gland-dotted (in pits), abaxial woolly. |
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Involucres | cylindric to narrowly obconic, 4–6 mm. |
obconic, 7–10 mm. |
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Disc florets | 3–10; corollas white to pale lavender (color more intense in tubes); style-branch appendages truncate-penicillate, 0.1–0.3 mm. |
10–20; corollas white or pale lavender (color more intense in tubes); style-branch appendages truncate-penicillate, 0.2–0.4 mm. |
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Phyllaries | purple-tipped, faces glabrous, stipitate-glandular or gland-dotted; inner scarious. |
green, faces woolly, gland-dotted; inner cartilaginous (stiff, white). |
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Heads | borne ± singly, at ends of branchlets. |
borne singly or in corymbiform arrays, in axils of leaves or at ends of branchlets. |
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Pappi | tan, equal to or shorter than cypselae. |
pink to red, longer than cypselae. |
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2n | = 10. |
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Lessingia micradenia |
Lessingia nana |
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Phenology | Flowering Jun–Oct. | |||||
Habitat | Open plains, often clay soils | |||||
Elevation | 200–900 m (700–3000 ft) | |||||
Distribution |
CA
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CA |
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Discussion | Varieties 2 (2 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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.) |
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Key |
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Source | FNA vol. 20, p. 456. | FNA vol. 20, p. 457. | ||||
Parent taxa | ||||||
Sibling taxa | ||||||
Subordinate taxa | ||||||
Synonyms | L. ramulosa var. micradenia | |||||
Name authority | Greene: Leafl. Bot. Observ. Crit 2: 28. (1910) | A. Gray: in G. Bentham, Pl. Hartw., 315. (1849) | ||||
Web links |