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|Jepson eFlora: Taxon page
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|Family: Rosaceae||View Description||Dichotomous Key|
|Genus: Rubus||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Rubus spectabilis Pursh
Habit: Plant 2--4 m, erect; prickles few, +- stout, slender, straight. Stem: 3--15 mm diam, not angled, glabrous, not glaucous, persisting 2 years, not rooting at tips. Leaf: simple to generally compound, leaflets 3, terminal widely ovate, +- lobed, coarse-double-toothed, tip acute to acuminate, abaxially glabrous to densely hairy; stipules <= 1 mm wide, thread-like to linear. Inflorescence: axillary, flowers 1--2. Flower: sepals hairy, +- stalked-glandular; petals (10)15--22(30) mm, elliptic to narrow-obovate, magenta; filaments strap-like; pistils generally > 30, styles long, slender, ovaries glabrous. Fruit: raspberry-type, +- yellow to orange to red. Chromosomes: 2n=14.
Ecology: Moist areas, especially edges of woodland, streambanks; Elevation: generally < 500 m. Bioregional Distribution: NCo, nw KR, n NCoRO, n CCo, w SnFrB; Distribution Outside California: to Alaska. Flowering Time: Mar--Jun
Synonyms: Rubus franciscanus Rydb.; Rubus spectabilis var. franciscanus (Rydb.) J.T. Howell; Rubus spectabilis var. menziesii (Hook.) S. Watson; Rubus stenopetalus Cham.
eFlora Treatment Author: Lawrence A. Alice
Jepson Online Interchange
Previous taxon: Rubus pensilvanicus
Next taxon: Rubus ulmifolius
Citation for this treatment: Lawrence A. Alice 2017. Rubus spectabilis, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=42231, accessed on March 23, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on March 23, 2017.