Agnorhiza bolanderi

(A. Gray) W. A. Weber

Phytologia 85: 19. 1999.

IllustratedEndemic
Basionyms: Balsamorhiza bolanderi A. Gray Proc. Amer. Acad. Arts 7: 356. 1868
Synonyms: Wyethia bolanderi (A. Gray) W. A. Weber
Treatment appears in FNA Volume 21. Treatment on page 105. Mentioned on page 104.

Plants (10–) 15–30 cm. Stems decumbent, seldom distally branched. Cauline leaves: blades oblong, ovate, rounded-deltate, or suborbiculate, 4–12 cm, bases ± truncate or cordate, margins entire, faces glabrous (shining, finely glanddotted, ± glutinous). Heads held among or beyond leaves. Involucres ± campanulate, 15–25 (–30+) mm diam. Outer phyllaries ovate to ovatelanceolate, 10–40+ mm (seldom surpassing ray corollas). Ray-florets (7–) 8–12, laminae (12–) 20–30 (–35) mm. Cypselae 7–9 mm, glabrous; pappi 0 or coroniform, 0.1–0.3 mm. 2n = 38.


Phenology: Flowering Mar–Apr(–May).
Habitat: Openings in chaparral
Elevation: 600–800 m

Discussion

Agnorhiza bolanderi is known only from the foothills of the Sierra Nevada, where it evidently grows only on serpentine soils.

Selected References

None.

Lower Taxa

None.

"broader" is not a number.

... more about "Agnorhiza bolanderi"
not tailed +, rounded +  and obtuse +
connate +  and distinct +
subequal +
scarious +
usually ovate +  and lanceolate +
usually deltate +  and lanceolate +
spiciform +, racemiform +, paniculiform +, corymbiform +  and cymiform +
indeterminate +  and determinate +
William A. Weber +
(A. Gray) W. A. Weber +
bristlelike +
coroniform +
cordate +  and truncate +
Balsamorhiza bolanderi +
compound +  and simple +
suborbiculate;rounded-deltate;suborbiculate;rounded-deltate;ovate;oblong +
4 cm40 mm <br />0.04 m <br /> (12 cm120 mm <br />0.12 m <br />) +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
barbellulate +  and barbellate +
3-4-angled +  and prismatic +
fertile +  and bisexual +
fertile +  and bisexual +
600–800 m +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Openings in chaparral +
discoid +  and radiate +
in more or less racemiform arrays +  and singly +
indeterminate +
homogamous +  and heterogamous +
each +  and sessile +
1.5 cm15 mm <br />0.015 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
campanulate +
3 cm30 mm <br />0.03 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
cauline +  and basal +
lance-deltate +
ovate +  and ovatelanceolate +
1 cm10 mm <br />0.01 m <br /> (4 cm40 mm <br />0.04 m <br />) +
2-carpellate +
persistent +
coroniform +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.03 cm0.3 mm <br />3.0e-4 m <br />) +
Flowering Mar–Apr(–May). +
12 +  and 26 +
unequal +  and subequal +
bearing subulate enations +, hairy +  and bristly +
flat;convex +
exalbuminous +
Illustrated +  and Endemic +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
Wyethia bolanderi +
Agnorhiza bolanderi +
Agnorhiza +
species +
cylindric +
cylindric +
shorter to longer than campanulate +
toothed +  and entire +
60 cm600 mm <br />0.6 m <br /> (100 cm1,000 mm <br />1 m <br />) +
5 cm50 mm <br />0.05 m <br /> (60 cm600 mm <br />0.6 m <br />) +