familyAsteraceae
genusCentromadia
speciesCentromadia pungens
subspeciesCentromadia pungens subsp. laevis
Centromadia pungens subsp. laevis
Novon 4: 467. 1999.
Basionym: Hemizonia pungens subsp. laevis D. D. Keck Madroño 3: 14. 1935
Synonyms: Hemizonia laevis (D. D. Keck) D. D. Keck
Treatment appears in FNA Volume 21. Treatment on page 277.
Revision as of 22:40, 29 July 2020 by imported>Volume Importer
Leaves: margins bristly-ciliate, faces glabrous but for bristly midribs. Paleae little, if at all, exserted, apices obtuse to acute, sometimes apiculate. 2n = 18.
Phenology: Flowering Apr–Sep.
Habitat: Open, ± alkaline flats, depressions, stream banks and beds, grasslands, disturbed sites
Elevation: 90–500 m
Distribution
Calif., Mexico (Baja California)
Discussion
Of conservation concern.
Subspecies laevis is known only from the interior South Coast region and Peninsular Ranges.
Selected References
None.
Lower Taxa
None.
... more about "Centromadia pungens subsp. laevis"
introrse +
connate +
apiculate +
herbaceous +
obtuse;acute +
scarious +
absent +
hirsute +
papillate +
continuous +
decurrent +
linear to linear-elliptic +
oblanceolate +
winged;ribbed;winged;ribbed +
1;15 +
stigmatic +
absent +
zygomorphic +
yellow +
monomorphic +
dimorphic +
staminate +
absent +
staminate +
straight +
glabrous +
distinct +
proximal +
1;5 +
bisexual +
dispersed +
singly +
discoid +
singly +
indeterminate +
surrounding +
urceolate;obconic +
cauline +
deltate +
bristly-ciliate +
bristly +
2-carpellate +
inferior +
attached +
anatropous +
persistent +
falling +
absent +
tough +
thick +
absent +
connate +
persistent +
distinct +
falling +
absent +
unequal +
1-2-pinnatifid +
sessile +
Novon +
1999 +
pistillate +
absent +
fertile +
compressed +
paleate +
setulose +
flat;convex +
fibrous +
exalbuminous +
modifed +
Conservation concern +
alternate +
2-branched +
papillate +
absent +
Centromadia pungens subsp. laevis +
Centromadia pungens +
subspecies +
cylindric +
equaling +
shorter +
annual +