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Antennaire négligée, field pussytoes

little-leaf pussytoes, Nuttall's pussytoes, small-leaf pussytoes

Habit Dioecious. Dioecious or gynoecious (staminate plants uncommon or in equal frequency as pistillates, respectively).
Plants

4–25 cm.

2–8(–15) cm.

Stolons

2.5–18 cm.

1–6 cm.

Basal leaves

1-nerved, narrowly spatulate to cuneate-oblanceolate, 15–65 × 6–18 mm, tips mucronate, faces abaxially tomentose, adaxially gray-pubescent (green-glabrescent with age).

1-nerved, narrowly spatulate to spatulate or oblanceolate, 8–35 × 2–15 mm, tips mucronate, faces gray-tomentose.

Cauline leaves

linear, 1.5–25 mm, distal flagged.

linear to narrowly oblanceolate, 8–20 mm, not flagged (apices acute).

Involucres

staminate 4–7 mm; pistillate 6–10 mm.

staminate 5.5–7.5 mm; pistillate 8–10(–15) mm (gynoecious), 7–7.2 mm (dioecious).

Corollas

staminate 2.7–5 mm; pistillate 4.5–6.5(–7) mm.

staminate 3.5–4.5 mm; pistillate 5–8 mm.

Phyllaries

distally white.

distally white, pink, green, red, or brown.

Heads

(1–)2–8 in corymbiform to spiciform or racemiform arrays.

2–7 in corymbiform arrays.

Cypselae

0.9–1.4 mm, minutely papillate;

pappi: staminate 3.5–6.5 mm; pistillate 6–8.5(–9.5) mm.

1–1.8 mm, glabrous or minutely papillate;

pappi: staminate 4–5.5 mm; pistillate 6.5–9 mm.

2n

= 28.

= 56, 84, 112, 140.

Antennaria neglecta

Antennaria parvifolia

Phenology Flowering early–mid spring. Flowering late spring–summer.
Habitat Plains, grasslands, pastures, and open woodlands Prairies, pastures, roadsides, mountain parks, open deciduous woods, and drier coniferous forests, usually ponderosa or lodgepole pine
Elevation 0–2500 m (0–8200 ft) 100–3400 m (300–11200 ft)
Distribution
from FNA
AR; CO; CT; DE; IA; IL; IN; KS; KY; MA; MD; ME; MI; MN; MO; MT; ND; NE; NH; NJ; NY; OH; OK; PA; RI; SD; VA; VT; WI; WV; WY; AB; BC; MB; NS; NT; ON; QC; SK
[WildflowerSearch map]
[BONAP county map]
from FNA
AZ; CO; IA; ID; MI; MN; MT; ND; NE; NM; NV; OR; SD; TX; UT; WA; WY; AB; BC; MB; ON; SK; Okla (expected in panhandle); Wis (expected); Mexico (Chihuahua, Nuevo León)
[WildflowerSearch map]
[BONAP county map]
Discussion

Antennaria neglecta is a sexual progenitor of both the A. howellii and A. parvifolia polyploid complexes and has one of the more widespread ranges among the amphimictic species in the genus in North America. Amphimicts generally have small ranges compared to those of the polyploid agamic complexes derived from them. Characteristic features of A. neglecta are its lashlike stolons that bear reduced leaves (except at the ends), flags on the distal cauline leaves, and basal leaves that are green-glabrescent with age (R. J. Bayer and G. L. Stebbins 1982).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Antennaria parvifolia is a widespread, polyploid complex of sexual (dioecious) and asexual (gynoecious) populations (G. L. Stebbins 1932b; R. J. Bayer and Stebbins 1987). Although variable morphologically, no infraspecific taxa seem warranted at this time. Sexual (dioecious) populations are known primarily from New Mexico and Colorado; apomictic plants occur throughout the range of the species. Probable sexual diploid/tetraploid progenitors of the A. parvifolia complex include A. dioica, A. marginata, A. neglecta, and A. pulchella/A. media. Antennaria parvifolia is characterized by relatively short stature and relatively small numbers of relatively large heads. The epithet parvifolia has been rendered as “parviflora” in floras, e.g., key in Great Plains Flora Association (1986); E. H. Moss (1959); H. J. Scoggan (1978–1979, part 4). In some floras, A. parvifolia has been confused with A. microphylla; the two are probably not closely related.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 19, p. 403. FNA vol. 19, p. 406.
Parent taxa Asteraceae > tribe Gnaphalieae > Antennaria Asteraceae > tribe Gnaphalieae > Antennaria
Sibling taxa
A. alpina, A. anaphaloides, A. arcuata, A. argentea, A. aromatica, A. corymbosa, A. densifolia, A. dimorpha, A. dioica, A. flagellaris, A. friesiana, A. geyeri, A. howellii, A. lanata, A. luzuloides, A. marginata, A. media, A. microphylla, A. monocephala, A. parlinii, A. parvifolia, A. plantaginifolia, A. pulchella, A. pulcherrima, A. racemosa, A. rosea, A. rosulata, A. soliceps, A. solitaria, A. stenophylla, A. suffrutescens, A. umbrinella, A. virginica
A. alpina, A. anaphaloides, A. arcuata, A. argentea, A. aromatica, A. corymbosa, A. densifolia, A. dimorpha, A. dioica, A. flagellaris, A. friesiana, A. geyeri, A. howellii, A. lanata, A. luzuloides, A. marginata, A. media, A. microphylla, A. monocephala, A. neglecta, A. parlinii, A. plantaginifolia, A. pulchella, A. pulcherrima, A. racemosa, A. rosea, A. rosulata, A. soliceps, A. solitaria, A. stenophylla, A. suffrutescens, A. umbrinella, A. virginica
Synonyms A. athabascensis, A. campestris, A. campestris var. athabascensis, A. chelonica, A. erosa, A. howellii var. athabascensis, A. howellii var. campestris, A. longifolia, A. lunellii, A. nebrascensis, A. neglecta var. athabascensis, A. neglecta var. campestris, A. neglecta var. simplex, A. parvula, A. wilsonii A. aprica, A. aprica var. aureola, A. aprica var. minuscula, A. aureola, A. dioica var. parvifolia, A. holmii, A. latisquamea, A. minuscula, A. recurva, A. rhodantha
Name authority Greene: Pittonia 3: 173. (1897) Nuttall: Trans. Amer. Philos. Soc., n. s. 7: 406. (1841)
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