Chrysothamnus viscidiflorus subsp. planifolius

L. C. Anderson

Madroño 17: 223, fig. 2c. 1964.

Endemic
Treatment appears in FNA Volume 20. Treatment on page 192. Mentioned on page 191.

Plants 10–25 cm. Stems glabrous (puberulous). Leaf-blades ascending to spreading, green, 1-nerved, narrowly lanceolate, (10–) 14–20 × 1–2 mm, flat, not twisted, margins obscurely involute, entire, not noticeably ciliate, apices cuspidate, faces glabrous. Heads in broad, rounded, corymbiform arrays. Involucres cylindric to campanulate, (4–) 5–5.6 mm. Phyllaries 14–18 in 3–4 series, in spirals or weak vertical ranks, stramineous, green to brown subapical patches obscure midnerves evident distally or obscure, ± convex or weakly keeled, obovate to oblong or spatulate, unequal, margins scarious, eciliate or distally obscurely ciliolate, faces glabrous. Disc-florets 3–4 (–5); corollas 3.5–4.5 mm, lobes 1.4–1.7 mm. 2n = 18.


Phenology: Flowering late summer–fall.
Habitat: Dry sandy soils, sparse juniper slopes
Elevation: 1600+ m

Discussion

Selected References

None.

Lower Taxa

None.
not tailed +, rounded +  and obtuse +
distinct +
subequal +
scarious +
usually triangular +  and linear +
usually deltate +  and lanceolate +
indeterminate +  and determinate +
rounded +
Lowell E. Urbatsch +, Roland P. Roberts +  and Kurt M. Neubig +
L. C. Anderson +
gray +  and whitish tan +
decurrent +
Crinitaria viscidiflora +
twisted +  and sulcate +
1 cm10 mm <br />0.01 m <br /> (7.5 cm75 mm <br />0.075 m <br />) +
linear;lanceolate +
0.5mm;10mm +
rugulose +  and muricate +
barbellulate +  and barbellate +
not 2-lipped +  and actinomorphic +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
tan +  and reddish-brown +
5-angled +  and turbinate +
fertile +  and bisexual +
1600+ m +
resinous +
gland-dotted +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Dry sandy soils, sparse juniper slopes +
in condensed cymiform clusters +  and singly +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
0.4 cm4 mm <br />0.004 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
cylindric;campanulate +
0.5 cm5 mm <br />0.005 m <br /> (0.56 cm5.6 mm <br />0.0056 m <br />) +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
not twisted +  and 1-nerved +
1 cm10 mm <br />0.01 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
1.4 cm14 mm <br />0.014 m <br /> (2 cm20 mm <br />0.02 m <br />) +
ascending;spreading +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
erect;spreading +
triangular +  and lanceolate +
ciliolate +  and eciliate +
keeled +, convex +, flat +  and undulate +
1mm +  and 5mm +
obscure +  and evident +
less convex or weakly keeled obovate +  and oblong or spatulate +
0.5mm +  and 1.2mm +
2-carpellate +
persistent +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Flowering late summer–fall. +
green +  and brown +
lanceolate +  and ovate or obovate +
styliferous +, neuter +  and pistillate +
bearing subulate enations +, hairy +  and bristly +
exalbuminous +
resinous +
resin-dotted +, tan +  and green +
appendaged +  and truncate +
papillate +  and smooth +
Vanclevea +
Chrysothamnus viscidiflorus subsp. planifolius +
Chrysothamnus viscidiflorus +
subspecies +
campanulate +
perennial +, biennial +  and annual +