Flora of North America species comparison

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Chorisiva nevadensis

Nevada sumpweed
Leaves

petioles 2–20 mm;

blades 5–20 × 5–15 mm overall, lobes 1–1.5 mm wide.
Peduncles

0.5–5+ mm.
Involucres

2–5+ mm high.
Pistillate florets

corollas 0.5–1+ mm, ± strigillose.
Phyllaries

outer 3 ± scabrellous, inner scarious to membranous.
Cypselae

1.5–2 mm.
Paleae

1.5–2 mm.
Functionally

staminate florets: corollas 1.5–2 mm.

Chorisiva nevadensis
Phenology Flowering May–Oct.
Habitat Sandy or gravelly flats, washes, usually alkaline soils
Elevation 1000–2200 m (3300–7200 ft)
Distribution
from FNA
CA; NV
[WildflowerSearch map]
Source FNA vol. 21, p. 32.
Parent taxa Asteraceae > tribe Heliantheae > subtribe Ambrosiinae > Chorisiva
Synonyms Iva nevadensis, Euphrosyne nevadensis
Name authority (M. E. Jones) Rydberg: in N. L. Britton et al., N. Amer. Fl. 33: 9. (1922)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in Flora of North America yet, or it's listed under a synonym. And please note that Flora of North America is still missing several plant families, including Fabaceae, Apiaceae, Boraginaceae, and Polemoniaceae.)

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