Porophyllum ruderale |
Porophyllum scoparium |
|
---|---|---|
Bolivian coriander, yerba porosa |
shrubby poreleaf, trans-Pecos poreleaf |
|
Habit | Subshrubs or shrubs, 20–60+ cm; internodes mostly 10–30 mm. | |
Leaf | blades mostly filiform, 10–40 × 1–2 mm. |
|
Florets | mostly 40–80+; corollas yellow, 5–8 mm. |
|
Phyllaries | 7–10, oblanceolate to linear, 6–10 mm. |
|
Cypselae | 3.5–5.5 mm; pappi: longer bristles 6–7.5 mm. |
|
2n | = 24. |
|
Porophyllum ruderale |
Porophyllum scoparium |
|
Phenology | Flowering spring–fall. | |
Habitat | Sandy, gravelly, and rocky sites, calcareous or igneous soils, with desert scrub | |
Elevation | 500–1400 m (1600–4600 ft) | |
Distribution |
AZ; NM; TX; Mexico; Central America; South America; West Indies
|
NM; TX; Mexico (Chihuahua, Coahuila, Nuevo León)
|
Discussion | Varieties 2 (1 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
|
Source | FNA vol. 21, p. 234. | FNA vol. 21, p. 234. |
Parent taxa | Asteraceae > tribe Heliantheae > subtribe Pectidinae > Porophyllum | Asteraceae > tribe Heliantheae > subtribe Pectidinae > Porophyllum |
Sibling taxa | ||
Subordinate taxa | ||
Synonyms | Kleinia ruderale | |
Name authority | (Jacquin) Cassini: in F. Cuvier, Dict. Sci. Nat. ed. 2, 43: 56. (1826) | A. Gray: Smithsonian Contr. Knowl. 3(5): 119. (1852) |
Web links |