Brickellia chenopodina

(Greene) B. L. Robinson

Mem. Gray Herb. 1: 99. 1917.

EndemicConservation concern
Basionym: Coleosanthus chenopodinus Greene Contr. U.S. Natl. Herb. 16: 177. 1913
Treatment appears in FNA Volume 21. Treatment on page 495. Mentioned on page 492, 496.

Perennials, 100–150 cm (bases woody). Stems branched, stipitate-glandular. Leaves alternate; petioles 4–10 mm; blades 3-nerved from bases, rhombic-ovate to lanceolate, 20–50 × 10–40 mm, bases rounded to cuneate, margins entire or irregularly dentate, apices acute, faces glabrous or sparsely glanddotted. Heads borne singly (terminating lateral branches). Peduncles (leafy) 5–50 mm, stipitate-glandular. Involucres cylindric to campanulate, 8–9 mm. Phyllaries 22–26 in 5–6 series, greenish, often purple-tinged, 3–4-striate, subequal or unequal, margins narrowly scarious; outer lanceolate to lanceovate (often herbaceous, glandular-hirtellous, equaling or surpassing inner, apices acute to long-attenuate), inner lanceolate to lance-linear (glabrous, apices obtuse to acute). Florets 18–24; corollas pale yellow-green or greenish white, 5–6 mm. Cypselae 2.5–3 mm, strigose; pappi of 30–35 white, smooth or barbellulate bristles. 2n = 18.


Phenology: Flowering Aug–Oct.
Habitat: Near streams, canyon bottoms
Elevation: 1300–1600 m

Discussion

Of conservation concern.

Brickellia chenopodina is known only from Grants County; it is similar in most respects to B. floribunda and may be little more than a shade form of the latter, with which it is sympatric.

Selected References

None.

Lower Taxa

None.

"fine" is not a number.

... more about "Brickellia chenopodina"
not tailed +, truncate +, rounded +  and obtuse +
scarious +
usually ovate +  and lanceolate +
usually terete +  and clavate +
racemiform +, paniculiform +, cymiform +  and corymbiform +
indeterminate +  and determinate +
Randall W. Scott +
(Greene) B. L. Robinson +
rounded +  and cuneate +
enlarged +
Coleosanthus chenopodinus +
2 cm20 mm <br />0.02 m <br /> (5 cm50 mm <br />0.05 m <br />) +
dissected +, lobed +, toothed +  and entire +
rhombic-ovate;lanceolate +
10mm;40mm +
papillate +  and rugose +
(4-)5-angled;10-ribbed +
barbellulate +  and smooth +
greenish white +  and pale yellow-green +
0.5 cm5 mm <br />0.005 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
prismatic +
fertile +  and bisexual +
1300–1600 m +
sparsely +  and glabrous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Near streams, canyon bottoms +
indeterminate +
each +  and sessile +
0.5 cm5 mm <br />0.005 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
cylindric;campanulate +
0.8 cm8 mm <br />0.008 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
sessile +  and petiolate +
lanceolate +  and lance-linear +
dentate +  and entire +
toothed +, serrate +, lobed +, laciniate-dentate +  and crenate +
lanceolate +  and lanceovate +
2-carpellate +
persistent +
stipitate-glandular +
0.5 cm5 mm <br />0.005 m <br /> (5 cm50 mm <br />0.05 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Flowering Aug–Oct. +
22 +  and 26 +
unequal +  and subequal +
Mem. Gray Herb. +
bearing subulate enations +, hairy +  and bristly +
flat;convex +
exalbuminous +
Endemic +  and Conservation concern +
appendaged +  and truncate +
hirsutulous +
papillate +
Compositae +
Brickellia chenopodina +
Brickellia +
species +
cylindric +
100 cm1,000 mm <br />1 m <br /> (150 cm1,500 mm <br />1.5 m <br />) +
shrub +  and subshrub +