Haploësthes

Haploësthes A. Gray

Mem. Amer. Acad. Arts, n. s. 4: 109. 1849.

Etymology: Greek haploos, simple, and esthes, raiment
Treatment appears in FNA Volume 21. Treatment on page 245.

Perennials or subshrubs, 10–80 cm (± succulent). Stems erect to sprawling, branched from bases or throughout. Leaves cauline; opposite; sessile; blades filiform to linear, margins entire, faces glabrous or glabrescent. Heads radiate, (5–25) in corymbiform arrays. Involucres obconic, 2.5–5+ mm diam. Phyllaries persistent, 4–5 in 1 series (lance-elliptic to ovate or orbiculate, membranous to subscarious). Receptacles convex, epaleate. Ray-florets 3–6, pistillate, fertile; corollas yellow. Disc-florets 18–30 (–60) [–100+], bisexual, fertile; corollas yellow, tubes shorter than or equaling cylindric or funnelform throats, lobes 5, deltate to lance-deltate. Cypselae ± cylindric (10–15-ribbed); pappi persistent, of 20–25+ barbellulate bristles. x = 18.

Distribution

sw United States, Mexico

Discussion

Species 3 (1 in the flora).

... more about "Haploësthes"
not tailed +, rounded +  and obtuse +
connate +  and distinct +
subequal +
scarious +
usually ovate +  and lanceolate +
usually deltate +  and lanceolate +
indeterminate +  and determinate +
John L. Strother +
Haploësthes A. Gray +
decurrent +
compound +  and simple +
filiform;linear +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
hairy +  and glabrous +
cylindric +
fertile +  and bisexual +
fertile +  and bisexual +
sw United States +  and Mexico +
Greek haploos, simple, and esthes, raiment +
glabrescent +  and glabrous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
corymbiform +  and paniculiform +
indeterminate +
homogamous +  and heterogamous +
each +  and sessile +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
deltate +  and lance-deltate +
toothed +  and entire +
2-carpellate +
persistent +
coroniform +
Mem. Amer. Acad. Arts, n. s. +
bearing subulate enations +, hairy +  and bristly +
turner1975b +
5 +  and 2 +
exalbuminous +
erect +  and sprawling +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
Compositae +
Haploësthes +
Asteraceae (tribe Heliantheae) subtribe Flaveriinae +
cylindric +
10 cm100 mm <br />0.1 m <br /> (80 cm800 mm <br />0.8 m <br />) +