Difference between revisions of "Nicolletia occidentalis"
in J. C. Frémont, Rep. Exped. Rocky Mts., 316. 1845.
Common names: Hole-in-the-sand plant
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| − | |accepted_authority=A. Gray | + | |accepted_authority=A. Gray |
|publications={{Treatment/Publication | |publications={{Treatment/Publication | ||
|title=in J. C. Frémont, Rep. Exped. Rocky Mts., | |title=in J. C. Frémont, Rep. Exped. Rocky Mts., | ||
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name=Nicolletia occidentalis | name=Nicolletia occidentalis | ||
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|rank=species | |rank=species | ||
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|special status= | |special status= | ||
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|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Pectidinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Pectidinae | ||
Latest revision as of 20:13, 5 November 2020
Perennials, (5–)10–29 cm (deeply taprooted). Stems erect. Leaf blades 20–70 mm overall, lobes 5–11, ± quadrate to linear, rachis widths mostly 2–3 times lobe widths. Peduncles 2–10 mm. Calyculi of 2–4 bractlets 4–8 mm. Involucres turbinate to cylindric, 14–18 mm. Phyllaries 8–12, linear to ovate. Ray florets 8–12, laminae 4–9 × 2.5–4 mm. Disc florets (30–)60–100+; corollas yellow, purple-tipped, 8–9.5 mm. Cypselae 7–9 mm; pappi: bristles 3–7 mm, scales 6–8 mm. 2n = 20.
Phenology: Flowering spring.
Habitat: Deep sands of fans and floors of desert washes
Elevation: 600–1400 m
Distribution
Calif., Mexico (Baja California).
Discussion
Selected References
None.
Lower Taxa
None.