Flora of North America species comparison

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Artemisia tripartita

cut-leaf sagebrush, three-tip sagebrush
Habit Shrubs, 5–15 or 20–150(–200) cm, aromatic; root-sprouting (caudices with adventitious buds, fibrous rooted).
Stems

pale gray, glabrous.
Leaves

deciduous, gray-green;

blades broadly cuneate, 1.5–4 × 0.5–2 cm, deeply 3-lobed (lobes 1–1.4 mm wide, acute; cauline leaves smaller, mostly 3-lobed).
Involucres

globose or turbinate, 2–4 × 1.5–3 mm.
Florets

3–11;

corollas 2–2.5 mm, glandular (style branches included).
Phyllaries

broadly lanceolate (margins scarious, obscured by indument), canescent.
Heads

in paniculiform or spiciform arrays (5–)8–15(–35) × (0.5–)1–5 cm.
Cypselae

(columnar, unequally ribbed) 1.8–2.3 mm, glabrous or resinous.

Artemisia tripartita
Distribution
from FNA
ID; NV; OR; WA; WY; BC
[WildflowerSearch map]
[BONAP county map]
Discussion

Subspecies 2 (2 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Key
1. Shrubs 20–150(–200) cm; lobes of leaves linear, to 0.5 mm wide; loamy soils, w of continental divide
subsp. tripartita
1. Shrubs 5–15 cm; lobes of leaves lanceolate, 1–1.5 mm wide; stony grasslands, e Wyoming
subsp. rupicola
Source FNA vol. 19, p. 518.
Parent taxa Asteraceae > tribe Anthemideae > Artemisia > subg. Tridentatae
Sibling taxa
A. abrotanum, A. absinthium, A. alaskana, A. aleutica, A. annua, A. arbuscula, A. biennis, A. bigelovii, A. borealis, A. californica, A. campestris, A. cana, A. carruthii, A. douglasiana, A. dracunculus, A. filifolia, A. franserioides, A. frigida, A. furcata, A. globularia, A. glomerata, A. laciniata, A. longifolia, A. ludoviciana, A. michauxiana, A. nesiotica, A. norvegica, A. nova, A. packardiae, A. palmeri, A. papposa, A. pattersonii, A. pedatifida, A. pontica, A. porteri, A. pycnocephala, A. pygmaea, A. rigida, A. rothrockii, A. rupestris, A. scopulorum, A. senjavinensis, A. serrata, A. spiciformis, A. stelleriana, A. suksdorfii, A. tilesii, A. tridentata, A. vulgaris
Subordinate taxa
A. tripartita subsp. rupicola, A. tripartita subsp. tripartita
Synonyms A. trifida, A. tridentata subsp. trifida, Seriphidium tripartitum
Name authority Rydberg: Mem. New York Bot. Gard. 1: 432. (1900)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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