Sphaeromeria compacta

(H. M. Hall) A. H. Holmgren

Brittonia 28: 261. 1976.

Common names: Compact chickensage Charleston tansy
EndemicConservation concern
Basionym: Tanacetum compactum H. M. Hall Muhlenbergia 2: 343. 1916
Treatment appears in FNA Volume 19. Treatment on page 502. Mentioned on page 499, 500.

Perennials, 1–3+ cm (cespitose; caudices woody). Stems erect, sericeous. Leaves mostly basal; blades (10–25 mm) pinnati-palmately lobed (lobes 3–6+, ± oblanceolate to linear) or linear, faces sericeous. Heads borne singly or 2–3 (–5) in corymbiform arrays. Involucres 4–6.5 mm. Phyllaries (14–) 18–20, sericeous. (Disc corollas: tubes glandular, lobes villous). Cypselae 1.5–2 mm (2–3-ribbed, glabrous; pappi of 3–5 subulate scales ca. 0.4 mm).


Phenology: Flowering Jul–Sep.
Habitat: Rocky ledges and slopes
Elevation: 2700–3500 m

Discussion

Of conservation concern.

Sphaeromeria compacta grows in the Charleston Mountains, Clark County.

Selected References

None.

Lower Taxa

None.
... more about "Sphaeromeria compacta"
not tailed +  and obtuse +
scarious +
indeterminate +  and determinate +
Timothy K. Lowrey +  and Leila M. Shultz +
(H. M. Hall) A. H. Holmgren +
decurrent +
Tanacetum compactum +
compound +  and simple +
linear;lobed +
Compact chickensage +  and Charleston tansy +
zygomorphic +, actinomorphic +  and (3-)5-merous +
bright-yellow +
winged +  and monomorphic +
obovoid +  and obconic +
fertile +  and bisexual +
fertile +  and bisexual +
2700–3500 m +
gland-dotted;gland-dotted +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Rocky ledges and slopes +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
hemispheric;campanulate +
0.4 cm4 mm <br />0.004 m <br /> (0.65 cm6.5 mm <br />0.0065 m <br />) +
sessile +  and petiolate +
deltate +
entire +  and dentate +
2-carpellate +
persistent +
Flowering Jul–Sep. +
18 +  and 20 +
unequal +  and subequal +
styliferous +, neuter +  and pistillate +
sterile +  and fertile +
bearing subulate enations +, hairy +  and bristly +
conic;nearly flat +
5 +  and 10 +
exalbuminous +
Endemic +  and Conservation concern +
gland-dotted +
1 +  and 5 +
appendaged +  and truncate +
papillate +
Compositae +
Sphaeromeria compacta +
Sphaeromeria +
species +
campanulate +
cylindric +
60 cm600 mm <br />0.6 m <br /> (70 cm700 mm <br />0.7 m <br />) +
1 cm10 mm <br />0.01 m <br /> (3 cm30 mm <br />0.03 m <br />) +
60 cm600 mm <br />0.6 m <br /> (70 cm700 mm <br />0.7 m <br />) +