Delaware Wildflowers • Guides

Antennaria — Pussytoes
Five species in Delaware.
The quotes are from Weakley's Flora.
Larger leaves wide, most over 1.5cm, with 3 or more prominent veins
"Pistillate involucres 5-7 mm high; pistillate corollas 3-4 mm high; staminate corollas 2-3.5 mm high; basal leaves tomentose on the upper surface; young stolons mostly ascending; staminate and pistillate plants equally common."

Antennaria plantaginifolia, Hairy Plantain-leaf Pussytoes
Native, Piedmont & coastal plain

"Pistillate involucres 7-10 mm high; pistillate corollas 4-7 mm high; staminate corollas 3.5-5 mm high; basal leaves tomentose or glabrous on the upper surface; young stolons mostly decumbent; sexual and apomictic populations present."

Antennaria parlinii subsp. fallax, Hairy Big-leaf Pussytoes (Antennaria fallax)
Native, Piedmont & coastal plain
"Basal leaves tomentose on the upper surface (becoming glabrate in age); summit of young cauline stem usually glandless"

Antennaria parlinii subsp. parlinii, Glabrous Big-leaf Pussytoes
Native, Piedmont & coastal plain
"Basal leaves glabrous or nearly so on the upper surface (even when young); summit of young cauline stem usually with purple glandular hairs"

Larger leaves narrow, most under 1.5cm, with 1 prominent vein

Antennaria neglecta, Pointed Little-leaf Pussytoes
Native, Piedmont & coastal plain
"Middle and upper cauline leaves tipped with flags; mature basal leaves glabrous, young basal leaves pubescent, glabrescent with age; species sexual, populations consisting of both pistillate and staminate plants."

Antennaria howellii subsp. neodioica, Blunt Little-leaf Pussytoes
Native, Piedmont & coastal plain
"Middle and upper cauline leaves blunt or with subulate tips (only those leaves immediately around the corymb with flags); mature and young basal leaves pubescent; species apomictic, populations consisting of pistillate plants only."



Sources: The Flora of Delaware, Weakley's Flora.


Copyright David G. Smith

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