Lessingia glandulifera var. peirsonii
Madroño 52: 60. 2005.
Common names: Peirson’s lessingia
Endemic
Basionym: Lessingia germanorum var. peirsonii J. T. Howell Univ. Calif. Publ. Bot. 16: 26, figs. 25–30. 1929
Synonyms: Lessingia lemmonii var. peirsonii (J. T. Howell) Ferris
Treatment appears in FNA Volume 20. Treatment on page 454.
Revision as of 19:58, 29 July 2020 by imported>Volume Importer
Stems villous to tomentose. Abaxial leaf faces tomentose. Involucres obconic, 5–6 mm. Phyllaries tomentose. Disc-florets 10–25; style-branch appendages lanceolate, 0.6–1.3 mm. 2n = 10.
Phenology: Flowering May–Sept.
Habitat: Dry foothills, desert washes, roadsides, usually sandy soils
Elevation: 900–2100 m
Discussion
Variety peirsonii is known from the northwestern Transverse Range (northwestern Los Angeles and south-central Kern counties), the Piute Mountains (Kern County), and the western Mojave Desert (eastern Kern County). The leaves have a dense tomentum that is only partly lost in age. The involucres are persistently tomentose.
Selected References
None.
Lower Taxa
None.
... more about "Lessingia glandulifera var. peirsonii"
introrse +
connate +
distinct +
herbaceous +
scarious +
hirsute +
papillate +
continuous +
withering +
decurrent +
1-nerved +
obovate;lanceolate linear or subulate +
ribbed +
stigmatic +
persistent +
absent +
Peirson’s lessingia +
yellow +
absent +
dimorphic +
staminate +
Calif. +
straight +
singly +
sessile-glandular +
distinct +
proximal +
1;5 +
bisexual +
dispersed +
discoid +
indeterminate +
scarious +
surrounding +
obconic +
alternate +
tomentose +
spreading;erect +
lanceolate +
2-carpellate +
inferior +
attached +
anatropous +
barbellate +
persistent +
longer +
equaling +
tough +
thick +
absent +
connate +
1-nerved +
persistent +
distinct +
herbaceous +
falling +
tomentose +
cartilaginous +
unequal +
Madroño +
2005 +
absent +
sterile +
epaleate +
pitted +
convex +
fibrous +
exalbuminous +
modifed +
1;2 +
Endemic +
alternate +
tan +
erect +
lanceolate +
2-branched +
glabrous +
Lessingia glandulifera var. peirsonii +
Lessingia glandulifera +
variety +
taprooted +
annual +