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Compilation
Antennaria arenicola

4 Images see all

Isotype of Antennaria arenicola Malte [family ASTERACEAE]
Type of Antennaria arenicola Malte [family ASTERACEAE]
Isotype of Antennaria arenicola Malte [family ASTERACEAE]
Isotype of Antennaria arenicola Malte [family ASTERACEAE]
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Name

Identification
Isotype of Antennaria arenicola Malte [family ASTERACEAE ] (stored under name); Verified by Malte, 1934
Related name
  • Antennaria arenicola
  • Antennaria canescens
Common name
  • Alpine pussytoes, Flora of North America Vol. 19

Flora

Entry for Antennaria alpina (Linnaeus) Gaertner [family COMPOSITAE]
Herbarium
Flora of North America (FNA)
Collection
Flora of North America
Resource Type
Reference Sources
Entry From
Flora of North America, Vol 19,
Names
Antennaria alpina (Linnaeus) Gaertner [family COMPOSITAE], Fruct. Sem. Pl., 2: 410. 1791
Gnaphalium alpinum Linnaeus [family COMPOSITAE], Sp. Pl., 2: 856. 1753
Antennaria alpina subsp. canescens (Lange) Chmielewski [family COMPOSITAE]
Antennaria alpina subsp. porsildii (E. Ekman) Chmielewski [family COMPOSITAE]
Antennaria alpina var. cana Fernald & Wiegand [family COMPOSITAE]
Antennaria alpina var. canescens Lange [family COMPOSITAE]
Antennaria alpina var. compacta (Malte) S. L. Welsh [family COMPOSITAE]
Antennaria alpina var. glabrata J. Vahl [family COMPOSITAE]
Antennaria alpina var. intermedia Rosenvinge [family COMPOSITAE]
Antennaria alpina var. porsildii (E. Ekman) T. J. Sørensen [family COMPOSITAE]
Antennaria alpina var. stolonifera (A. E. Porsild) S. L. Welsh [family COMPOSITAE]
Antennaria alpina var. ungavensis Fernald [family COMPOSITAE]
Antennaria arenicola Malte [family COMPOSITAE]
Antennaria atriceps Fernald ex Raup [family COMPOSITAE]
Antennaria bayardi Fernald [family COMPOSITAE]
Antennaria boecheriana A. E. Porsild [family COMPOSITAE]
Antennaria brevistyla Fernald [family COMPOSITAE]
Antennaria brunnescens Fernald [family COMPOSITAE]
Antennaria cana Fernald & Wiegand (Fernald) [family COMPOSITAE]
Antennaria canescens (Lange) Malte [family COMPOSITAE]
Antennaria canescens subsp. porsildii (E. Ekman) Á. Löve & D. Löve [family COMPOSITAE]
Antennaria canescens var. pseudoporsildii Böcher [family COMPOSITAE]
Antennaria columnaris Fernald [family COMPOSITAE]
Antennaria compacta Malte [family COMPOSITAE]
Antennaria confusa Fernald [family COMPOSITAE]
Antennaria crymophila A. E. Porsild [family COMPOSITAE]
Antennaria foggii Fernald [family COMPOSITAE]
Antennaria friesiana (Trautvetter) E. Ekman subsp. compacta (Malte) Hultén [family COMPOSITAE]
Antennaria glabrata (J. Vahl) Greene [family COMPOSITAE]
Antennaria intermedia (Rosenvinge) Porsild [family COMPOSITAE]
Antennaria labradorica Nuttall [family COMPOSITAE]
Antennaria longii Fernald [family COMPOSITAE]
Antennaria media Greene subsp. compacta (Malte) Chmielewski [family COMPOSITAE]
Antennaria pallida E. E. Nelson [family COMPOSITAE]
Antennaria pedunculata A. E. Porsild [family COMPOSITAE]
Antennaria porsildii E. Ekman [family COMPOSITAE]
Antennaria sornborgeri Fernald [family COMPOSITAE]
Antennaria stolonifera A. E. Porsild [family COMPOSITAE]
Antennaria subcanescens Ostenfeld ex Malte [family COMPOSITAE]
Antennaria ungavensis (Fernald) Malte [family COMPOSITAE]
Antennaria vexillifera Fernald [family COMPOSITAE]
Antennaria wiegandii Fernald [family COMPOSITAE]
Treatment Author(s)
Randall J. Bayer
Information
Gynoecious (staminate plants uncommon). Plants 3–18 cm. Stolons 1–7 cm. Basal leaves: 1-nerved, spatulate to oblanceolate, 6–25 × 2–7 mm, tips mucronate, abaxial faces tomentose, adaxial green-glabrescent to gray-pubescent. Cauline leaves linear, 5–20 mm, at least mid and distal flagged. Heads 2–5 in corymbiform arrays. Involucres: staminate 5–6.5 mm; pistillate 4–7(–10) mm. Phyllaries distally dark brown, black, or olivaceous. Corollas: staminate 3–3.5 mm; pistillate 3.5–5 mm. Cypselae 1–1.8 mm, sparingly papillate; pappi: staminate 3.5–4 mm; pistillate 4.5–6 mm. 2n = 56, 84, 98, 112.
Altitude range
100–2400 m;
Distribution
GreenlandEurasia.USA AlaskaUSA Mont.USA Wyo.Canada Alta.Canada B.C.Canada Nfld. and Labr.Canada N.W.T.Canada NunavutCanada Ont.Canada Que.Canada Yukon
Discussion
Antennaria alpina is one of the more morphologically variable agamic complexes in the genus. Some taxonomists have argued that true Antennaria alpina does not occur in North America, because none of the North American material exactly matches the type of A. alpina, which is from Lapland (M. O. Malte 1934; A. E. Porsild 1965). If one uses a strict typological species concept, then this is true; I recognize that this species complex is composed of innumerable apomictic clones and am circumscribing a broad species concept for A. alpina. The potential morphologic overlap between the A. media and A. alpina complexes is a major taxonomic problem. The chief difference between members of the two complexes is the presence of prominent flags on cauline leaves in A. alpina and their absence in A. media. Antennaria alpina of North America is gynoecious and characterized by its dark green to black phyllaries and conspicuous flags on the distal cauline leaves. The basal leaves vary from glabrous, as in the type material, to pubescent. The primary progenitors of the A. alpina complex include A. aromatica, A. densifolia, A. friesiana subsp. alaskana, A. friesiana subsp. neoalaskana, A. monocephala subsp. monocephala, and A. pulchella.
Excluded names:
Some Antennaria names are based on early-generation interspecific hybrids, including:
Antennaria ×erigeroides Greene = A. corymbosa × A. racemosa
A. ×foliacea Greene = A. microphylla × A. racemosa
A. ×macounii Greene = A. media × A. umbrinella
A. ×oblancifolia E. E. Nelson = A. racemosa × A. umbrinella
A. ×rousseaui A. E. Porsild = ? A. alpina × A. rosea

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