Helianthella californica subsp. shastensis
Phytologia 85: 20. 1999.
Endemic
Basionym: Helianthella californica var. shastensis W. A. Weber Amer. Midl. Naturalist 48: 30. 1952
Stems not branched. Cauline leaves mostly alternate; blades usually linear to lance-linear, sometimes lanceovate, 3–6 mm (–18+) wide. Heads borne singly. Cypselae winged; pappi of 2 ± subulate scales plus 0–4 shorter scales.
Phenology: Flowering May–Jun.
Habitat: Pine forests, scrublands
Elevation: 1300–2500 m
Discussion
Subspecies shastensis grows in Shasta, Siskiyou, and Trinity counties.
Selected References
None.
Lower Taxa
None.
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... more about "Helianthella californica subsp. shastensis"
introrse +
connate +
herbaceous +
scarious +
absent +
hirsute +
papillate +
corymbiform +
bristlelike +
continuous +
cuneate +
3-nerved +
elliptic +
linear to lance-linear +
lanceovate +
winged;ribbed;winged;ribbed +
1;15 +
stigmatic +
absent +
alternate +
proximal +
largest +
zygomorphic +
winged +
dimorphic +
staminate +
staminate +
Calif. +
straight +
distinct +
proximal +
1;5 +
bisexual +
dispersed +
singly +
discoid +
singly +
indeterminate +
erect +
2;3 +
surrounding +
hemispheric +
petiolate +
deltate +
2-carpellate +
inferior +
attached +
anatropous +
chartaceous +
firm +
persistent +
fragile +
shorter +
falling +
absent +
tough +
thick +
absent +
connate +
persistent +
distinct +
falling +
Phytologia +
1999 +
neuter +
absent +
paleate +
convex +
fibrous +
subulate +
exalbuminous +
modifed +
Endemic +
alternate +
not branched +
erect +
continuous +
2-branched +
papillate +
Helianthella californica subsp. shastensis +
Helianthella californica +
subspecies +
equaling +
shorter +
cylindric +
shorter to longer than campanulate +
perennial +