Hymenopappus artemisiifolius var. riograndensis
Rhodora 58: 305, fig. 47. 1956.
Endemic
Treatment appears in FNA Volume 21. Treatment on page 315.
Cauline leaves 2–8. Peduncles 2–5 cm. Phyllaries yellowish, 5–7 × 2–4 mm. Disc florets 40–60; corollas yellowish to reddish, 3–3.5 mm, tubes 2 mm, throats funnelform, 1.5 mm, lengths 1–1.2 times lobes. Cypselae 4–5 mm, ± villous; pappi 1.5–2 mm. 2n = 34.
Phenology: Flowering Mar–May.
Habitat: Sandy-clay or gravelly soils
Elevation: 0–50+ m
Discussion
Selected References
None.
Lower Taxa
None.