Pseudognaphalium pringlei

(A. Gray) Anderberg

Opera Bot. 104: 147. 1991.

Common names: Pringle’s rabbit-tobacco
Basionym: Gnaphalium pringlei A. Gray Proc. Amer. Acad. Arts 21: 387. 1886
Treatment appears in FNA Volume 19. Treatment on page 422. Mentioned on page 416.
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Annuals or perennials, 30–80 cm; taprooted. Stems lightly white-tomentose and/or glabrescent and green, minutely stipitate- or sessile-glandular beneath other induments. Leaf blades (not crowded, internodes mostly 5+ mm) oblanceolate-spatulate to obovate- or petiolate-spatulate, 5–10 cm × 10–20 mm (distal oblong to lanceolate or oblanceolate, 2–8 cm, slightly smaller), bases not clasping and decurrent 3–20 mm or clasping and decurrent 1–3 mm or not decurrent at all, margins flat to slightly revolute, faces bicolor, abaxial thinly white-tomentose, adaxial minutely stipitate- or sessile-glandular, otherwise glabrous or glabrate (bases of hairs persistent, enlarged). Heads in loose, corymbiform arrays. Involucres campanulate to turbinate, 3.5–4 mm. Phyllaries in 2–3 series, silvery white to tawny, oblong to oblong-ovate, (hyaline, shiny), glabrous. Pistillate florets 15–40(–64). Bisexual florets (1–)2–6. Cypselae ridged, papillate-roughened.


Phenology: Flowering (Aug–)Sep–Nov.
Habitat: Rock outcrops and slopes, crevices and thin soil on cliffs, oak or oak-pine woodlands
Elevation: 1500–2300 m

Distribution

V19-691-distribution-map.gif

Ariz., N.Mex., Tex., Mexico (Chihuahua, Durango, Sonora).

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Pseudognaphalium pringlei"
Guy L. Nesom +
(A. Gray) Anderberg +
Gnaphalium pringlei +
Pringle’s rabbit-tobacco +
Ariz. +, N.Mex. +, Tex. +, Mexico (Chihuahua +, Durango +  and Sonora). +
1500–2300 m +
Rock outcrops and slopes, crevices and thin soil on cliffs, oak or oak-pine woodlands +
Flowering (Aug–)Sep–Nov. +
Compositae +
Pseudognaphalium pringlei +
Pseudognaphalium +
species +