Eriophyllum pringlei |
Eriophyllum wallacei |
|
---|---|---|
Pringle eriophyllum, Pringle's woolly sunflower |
Wallace eriophyllum, Wallace's woolly daisy, woolly daisy, woolly easterbonnets |
|
Habit | Annuals, 1–5 cm. | Annuals, 1–15 cm. |
Stems | ± spreading. |
erect to spreading or ascending. |
Leaves | blades ± cuneate, 3–10 mm, usually 3-lobed, ultimate margins entire, strongly revolute (apices ± rounded), faces woolly. |
blades obovate to spatulate, 7–20 mm, sometimes 3-lobed, ultimate margins entire, plane (apices ± rounded), faces ± woolly. |
Peduncles | ± 0.1 cm. |
1–3 cm. |
Involucres | broadly campanulate to hemispheric, 3–5+ mm diam. |
broadly campanulate, 4–6 mm diam. |
Ray florets | 0. |
5–10; laminae usually cream or yellow, sometimes white with red veins, 3–4 mm. |
Disc florets | 10–20; corollas ± 2 mm (tubes cylindric, throats broadly cylindric, abruptly dilated, lobes glandular; anther appendages deltate, tapering distally, not glandular). |
20–30; corollas 2–3 mm (tubes cylindric, throats funnelform, gradually dilated, lobes glandular; anther appendages subulate, not glandular). |
Phyllaries | 6–8, distinct. |
5–10, distinct. |
Heads | borne singly or in clusters. |
usually borne singly. |
Cypselae | 1.5–2 mm; pappi of 5–12 ± oblanceolate scales ± 1 mm. |
± 2 mm; pappi usually of 6–10 ± oblong scales 0.4–0.8 mm, rarely 0. |
2n | = 14 + 0–1 B or 0–1 I, 16. |
= 10 + 0–1 I or 0–3 B. |
Eriophyllum pringlei |
Eriophyllum wallacei |
|
Phenology | Flowering Feb–Jul. | Flowering Dec–Jul. |
Habitat | Sandy or gravelly openings in desert, creosote-bush, or sagebrush scrublands, or chaparral | Sandy or gravelly openings, creosote-bush or sagebrush scrublands, Joshua Tree or pinyon-juniper woodlands, or chaparral |
Elevation | 300–2200 m (1000–7200 ft) | 30–2400 m (100–7900 ft) |
Distribution |
AZ; CA; NV; Mexico (Baja California)
|
AZ; CA; NV; UT; Mexico (Baja California)
|
Source | FNA vol. 21, p. 355. | FNA vol. 21, p. 356. |
Parent taxa | Asteraceae > tribe Heliantheae > subtribe Baeriinae > Eriophyllum | Asteraceae > tribe Heliantheae > subtribe Baeriinae > Eriophyllum |
Sibling taxa | ||
Synonyms | Bahia wallacei, Antheropeas wallacei, E. wallacei var. rubellum | |
Name authority | A. Gray: Proc. Amer. Acad. Arts 19: 25. (1883) | (A. Gray) A. Gray: Proc. Amer. Acad. Arts 19: 25. (1883) |
Web links |