[1] Daisy Fleabane (E strigosis) vs [2] Philadelphia Fleabane (E philadelphicus) vs [3] Plains Fleabane (E modestus)
Taxonomy:
Erigeron
-Section Quercifolium
-E. strigosis
-Section Phalacroloma
-E. philadelphicus
-E. modestus
Lady Bird Wildflower Center Info:
Bloom time:
Habitat:
Flora of North America Info:
Height:
1: 30-70cm
2: 4-80cm
3: 8-40cm
Stems:
Leaves, basal:
a. Spatulate (tapered at base, wider at the end) to broadly or narrowly oblanceolate (lance-shaped, but the point at the base) to linear, 30-150mm
b. Persistent through flowering (usually)
a. Oblanceolate to obovate (Oval, wider at the end), 30–110mm
b. Persistent or withering by flowering
a. Spatulate to oblanceolate, 20–50mm
b. Withering by late flowering
Leaves, cauline:
a. Gradually reduced distally ( thinner further out from attachment area, like the leaf)
b. Margins entire or shallowly to deeply serrate or crenate
a. Oblong-oblanceolate to lanceolate, Gradually reduced distally. (bases clasping to auriculate-clasping (earlike clasping?))
b. Margins shallowly crenate to coarsely serrate or pinnately lobed
a. Same as basal, Spatulate to oblanceolate
b. Margins entire or with 1–2(–3) pairs of teeth
E. modestus
Stem leaves narrowly oblong or narrowly lanceolate or linear, gradually reduced
Perennial, enlarged taproot
18-40 cm
Greyish-pubescent
ligules white, often with a darker midstripe beneath, not coiling
E. strigosus
Stem leaves spatulate to narrowly oblanceolate (generally wider than E. strigosus), gradually reduced, sparse
Short-lived perennial (commonly biennial), fibrous roots
30-70 cm
ligules white. less commonly pinkish or blueish, coiling with age
Lower stems strigose, ascending hairs
E. tenuis
Stem leaves obovate, oblanceolate, spatulate
Check SEInet specimens
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