Pseudognaphalium micradenium (Weatherby) Nesom. Common name: Small Rabbit-tobacco, Delicate Rabbit-tobacco. Phenology: Sep-Oct. Habitat: Dry woodlands and openings. Distribution: Se. ME west to WI, south to e. SC, c. GA, se. TN, and s. MO.
Origin/Endemic status: Native
Taxonomy Comments: Nesom (2001a) discusses the distinctiveness of this taxon and its treatment as a species, rather than variety. We reject Freire et al.'s (2022) synonymization of "micradenium" and "helleri", as they provide no discussion or evidence for their decision.
Synonymy ⓘ: = FNA19, Mi, NE, NY, Tn, Va, Nesom (2001a); = Gnaphalium helleri Britton var. micradenium (Weath.) Mahler — Mahler (1975); = Gnaphalium obtusifolium L. var. micradenium Weath. — F, Arriagada (1998); = n/a — Pa, Tat; = Pseudognaphalium helleri (Britton) Anderb. ssp. micradenium (Weath.) Kartesz — K4; < Gnaphalium helleri Britton — C, G, RAB, S, SE1, W; < Pseudognaphalium helleri (Britton) Anderb. — POWO, Freire et al (2022). Basionym: Gnaphalium obtusifolium L. var. micradenium Weath. 1923
Links to other floras: = Pseudognaphalium micradenium - FNA19
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Heliophily ⓘ: 7
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