Hazardia squarrosa
Hazardia orcuttii
saw-tooth bristleweed, saw-tooth goldenbush
Orcutt's bristleweed, Orcutt's hazardia
usually sparsely tomentose or pilose.
glabrous, resinous.
sessile;
blades oblong or oblong-obovate to widely obovate, 13–35(–50) × 5–17(–24) mm, coriaceous, bases clasping to subclasping, margins spinulose-dentate (teeth in 3–13 pairs), adaxial faces glabrous to sparsely puberulent.
sessile;
blades oblanceolate to narrowly obovate, 20–50 × 3–15 mm, coriaceous, bases barely subclasping, margins entire, glabrous.
turbinate, 8–16 × 7–10 mm.
turbinate, 7–10 × 4–6 mm.
0.
8–12, fertile;
corollas longer than involucres, conspicuous.
9–30;
corollas 9–11 mm.
10–20;
corollas 5–7 mm.
apically spreading to reflexed, oblong, apices with green area 1–2 mm, faces prominently stipitate-glandular (at least apically).
erect to recurved, linear-oblong, apices obtuse, faces glabrous, resinous.
borne in racemo-spiciform or glomerate-spiciform arrays.
in racemiform or paniculiform arrays.
5–8 mm, glabrous.
3–4.5, sparsely strigose.
= 10.
Hazardia squarrosa
Hazardia orcuttii
Varieties 3 (3 in the flora).
(Discussion copyrighted by Flora of North America; reprinted with permission.)
1. Leaves sparsely puberulent, not resinous; involucres 8–12 mm; disc florets 9–16, corollas 9–10 mm | var. grindelioides |
1. Leaves glabrous or sparsely puberulent, resinous; involucres 11–15 mm; disc florets 18–30, corollas 10–11 mm | → 2 |
2. Stems glabrous or scabrous; phyllaries erect, ± obtuse-mucronate, glabrous, resinous | var. obtusa |
2. Stems distally sparsely hairy or glabrescent; phyllaries recurved, obtuse to acute, glandular | var. squarrosa |
CA
WildflowerSearch
iNaturalist
USDA Plants Database
