Saturday, February 6, 2016

Rhus aromatica (Skunkbush)

5/26/01 Jumbo Rocks, Joshua Tree National Park, Riverside County, CA

 7/24/11 Vista Grande Trail, Santa Rosa Plateau Ecological Reserve, Riverside County, CA

7/24/11 Vista Grande Trail, SRP

3/24/17 Dripping Springs Campground near Site #22, Agua Tibia Wilderness, 
Cleveland National Forest, Riverside County, CA

COMMON NAME: Skunkbush

SPECIES: Rhus aromatica (Syn. Rhus trilobata)

FAMILY: Anacardiaceae (Sumac Family)


LOCATION: Jumbo Rocks, Joshua Tree National Park, Riverside County, CA


Treatment from The Jepson Manual (1993):

Habit: Plant 0.5--2.5 m. 

Leaf: deciduous, thin, flat; petiole 5--15 mm; lobes or leaflets generally 3, crenate to +- lobed, abaxially tomentose to +- glabrous; terminal lobe or leaflet 10--35 mm, +- diamond-shaped, lateral 5--18 mm, generally ovate. 

Inflorescence: appearing before leaves; branches short, stiff. 

Flower: sepals yellow-green to +- red; petals generally yellow. 

Fruit: 5--8 mm diam, sparsely hairy, sticky, generally bright red-orange. 

Ecology: Slopes, washes, scrub; 

Elevation: < 2200 m. 

Bioregional Distribution: CA-FP, DMoj (exc c), n DSon; 

Distribution Outside California: to southern Canada, central United States, northern Mexico. 

Flowering Time: Mar--May 

Synonyms: Rhus aromatica Aiton var. simplicifolia (Greene) Cronquist; Rhus aromatica var. trilobata (Nutt.) A. Gray ex S. Watson; Rhus aromatica subsp. trilobata (Nutt.) W.A. Weber; Rhus trilobata Nutt.; Rhus trilobata var. anisophylla (Greene) Jeps.; Rhus trilobata var. malacophylla (Greene) Munz; Rhus trilobata var. quinata Jeps.; Rhus trilobata var. simplicifolia (Greene) F.A. Barkley; Rhus trilobata var. trilobata; Schmaltzia trilobata (Nutt.) Small; Toxicodendron trilobatum (Nutt.) Kuntze; Toxicodendron triphyllum var. trilobatum (Nutt.) Kuntze, nom. inval. 

eFlora Treatment Author: John M. Miller & Dieter H. Wilken

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