Helianthus occidentalis subsp. plantagineus
Mem. Torrey Bot. Club 22(3): 107. 1969.
Common names: Shinner’s sunflower
Endemic
Basionym: Helianthus occidentalis var. plantagineus Torrey & A. Gray Fl. N. Amer. 2: 323. 1842
Treatment appears in FNA Volume 21. Treatment on page 160.
Leaves usually serrate, strigose or glabrous, smooth to touch.
Phenology: Flowering summer–early fall.
Habitat: Dry, open areas
Elevation: 10–100+ m
Discussion
Selected References
None.
Lower Taxa
None.
... more about "Helianthus occidentalis subsp. plantagineus"
introrse +
connate +
herbaceous +
acute;short-acuminate +
scarious +
absent +
yellow +
hirsute +
papillate +
continuous +
cuneate +
3-nerved +
elliptic;ovate +
winged;ribbed;winged;ribbed +
1;15 +
stigmatic +
absent +
Shinner’s sunflower +
zygomorphic +
monomorphic +
dimorphic +
3mm;4mm +
staminate +
straight +
distinct +
proximal +
1;5 +
bisexual +
dispersed +
singly +
discoid +
indeterminate +
1;4 +
surrounding +
cylindric +
serrate +
opposite +
basal +
yellow +
triangular +
lobed +
2-carpellate +
inferior +
attached +
anatropous +
subentire;3-toothed +
persistent +
falling +
absent +
coroniform +
tough +
thick +
absent +
connate +
persistent +
distinct +
falling +
unequal +
Mem. Torrey Bot. Club +
1969 +
neuter +
absent +
sterile +
paleate +
flat;slightly convex +
fibrous +
shorter +
exalbuminous +
modifed +
2;3 +
Endemic +
alternate +
branched +
erect +
continuous +
2-branched +
papillate +
Helianthus occidentalis subsp. plantagineus +
Helianthus occidentalis +
subspecies +
campanulate +
equaling +
shorter +
perennial +