Agnorhiza invenusta

(Greene) W. A. Weber

Phytologia 85: 20. 1999.

Endemic
Basionym: Helianthus invenustus Greene Pittonia 1: 284. 1889
Synonyms: Balsamorhiza invenusta (Greene) Coville Wyethia invenusta (Greene) W. A. Weber
Treatment appears in FNA Volume 21. Treatment on page 105. Mentioned on page 104.

Plants 20–60 (–100) cm. Stems erect, usually distally branched (densely glandular distally). Cauline leaves: blades ± deltate to ovate or ovatelanceolate, 7–20 cm, bases broadly cuneate to truncate or shallowly cordate, margins usually entire, rarely irregularly crenate, faces piloso-hispid or hirtellous (usually glanddotted or stipitate-glandular as well). Heads usually held beyond leaves. Involucres ± hemispheric, 20–30 mm diam. Outer phyllaries lineartriangular to lanceolate, 18–25 (–30+) mm (equaling or slightly surpassing discs). Ray-florets 0 or 2–3, laminae 6–10 mm. Cypselae 7–8 mm, glabrous (apices developing knoblike projections on angles); pappi 0.


Phenology: Flowering Jun–Jul.
Habitat: Openings in chaparral and in pine and oak forests
Elevation: (600–)1100–1900(–2300) m

Discussion

Agnorhiza invenusta is known only from the western foothills of the Sierra Nevada.

Selected References

None.

Lower Taxa

None.

"broader" is not a number.

... more about "Agnorhiza invenusta"
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 +
(Greene) W. A. Weber +
bristlelike +
coroniform +
broadly cuneate +  and truncate or shallowly cordate +
Helianthus invenustus +
compound +  and simple +
less deltate;ovate or ovatelanceolate +
7 cm70 mm <br />0.07 m <br /> (20 cm200 mm <br />0.2 m <br />) +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
barbellulate +  and barbellate +
3-4-angled +  and prismatic +
fertile +  and bisexual +
fertile +  and bisexual +
(600–)1100–1900(–2300) m +
hirtellous +  and piloso-hispid +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Openings in chaparral and in pine and oak forests +
discoid +  and radiate +
in more or less racemiform arrays +  and singly +
indeterminate +
homogamous +  and heterogamous +
each +  and sessile +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
hemispheric +
0.6 cm6 mm <br />0.006 m <br /> (1 cm10 mm <br />0.01 m <br />) +
cauline +  and basal +
lance-deltate +
lineartriangular +  and lanceolate +
2-carpellate +
persistent +
coroniform +
Flowering Jun–Jul. +
12 +  and 26 +
unequal +  and subequal +
bearing subulate enations +, hairy +  and bristly +
flat;convex +
exalbuminous +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
Balsamorhiza invenusta +  and Wyethia invenusta +
Agnorhiza invenusta +
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 />) +