Quercus douglasii, known as blue oak, is a species of oak endemic to California, common in the Coast Ranges and the foothills of the Sierra Nevada. It...
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scientific names, Gambel oak and Quercus gambelii, were named after the American naturalist William Gambel (1821–1849). Quercus gambelii trees differ in size...
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Quercus × alvordiana, the Alvord oak, is a hybrid oak in the genus Quercus. It has been reported to be a hybrid between Quercus douglasii and Quercus...
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varieties: Quercus garryana var. garryana – tree to 65 (100) ft. British Columbia south along the Cascades to the California Coast Ranges. Quercus garryana...
24 KB (2,544 words) - 22:37, 3 September 2024
and Texas Quercus deserticola Trel. – # Mexico Quercus diversifolia Née – Mexico Quercus douglasii Hook. & Arn. – blue oak – California Quercus dumosa Nutt...
47 KB (4,222 words) - 21:09, 9 September 2024
Oak tree – Quercus Algerian Oak – Quercus canariensis Blue oak – Quercus douglasii Bur oak – Quercus macrocarpa California Black Oak Quercus kelloggii...
39 KB (3,298 words) - 19:37, 29 June 2024
poorly drained clay soils. It commonly occurs in association with Quercus douglasii, and "Oak/Foothill Pine vegetation" (also known as "Oak/Gray Pine...
17 KB (1,572 words) - 09:48, 2 May 2024
the western United States. The larvae feed on Quercus dumosa, Quercus douglasii, Quercus garryana, Quercus ajoensis and Chrysolepis sempervirens. Markku...
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Quercus species – oaks: Quercus agrifolia – coast live oak Quercus berberidifolia – scrub oak Quercus chrysolepis – canyon live oak Quercus douglasii...
37 KB (4,119 words) - 03:27, 14 September 2024
types including mixed oak forest. The California endemic Blue oak, Quercus douglasii is at the northernmost part of its range in Del Norte County. The...
51 KB (2,570 words) - 01:25, 15 August 2024
stands of Black Oak (Quercus kelloggii), Blue Oak (Quercus douglasii) and Douglas-fir (Pseudotsuga menziesii). The Quercus douglasii occurrences are a disjunctive...
5 KB (363 words) - 23:51, 4 August 2024
Sierra Nevada, knobcone pine is often a co-dominant with blue oak (Quercus douglasii). The species is susceptible to fire, but this melts the cone resin...
6 KB (527 words) - 13:57, 23 December 2023
Suitable habitat includes blue oak (Quercus douglasii) savanna, gray pine-oak forest (Pinus sabiniana-Quercus spp.), mixed conifer forest, and alpine...
20 KB (2,393 words) - 04:45, 22 July 2024
California oak woodland (category Quercus)
(Pinus sabiniana), Blue Oak (Quercus douglasii), Interior Live Oak (Quercus chrysolepis), California Black Oak (Quercus kelloggii), California Buckeye...
19 KB (2,322 words) - 18:42, 2 May 2024
racemosa). The most common trees are coast live oak (Quercus agrifolia) and blue oak (Quercus douglasii), with the largest blue oak growing in Alameda County...
18 KB (1,896 words) - 07:11, 19 July 2024
woodland species include: canyon live oak (Quercus chrysolepis), valley oak (Quercus lobata), blue oak (Quercus douglasii), and gray pine (Pinus sabiniana). Montane...
16 KB (1,667 words) - 20:58, 6 November 2023
oak woodland dominated by valley oak (Quercus lobata), blue oak (Quercus douglasii), interior live oak (Quercus wislizenii), and gray pine (Pinus sabiniana)...
4 KB (341 words) - 05:34, 10 December 2022
The larvae feed on Quercus douglasii, Quercus dumosa, Quercus dumosa × engelmanii, Quercus engelmannii, Quercus turbinella and Quercus × alvordiana. They...
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British Columbia to California. The larvae feed on Quercus douglasii, Quercus dumosa and Quercus garryana. Beccaloni, George; et al., eds. (February...
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leaf tiers on Quercus chrysolepis, Quercus douglasii, Quercus dumosa, Quercus kelloggii, Quercus turbinella, Quercus vaccinifolia and Quercus wislizenii...
1 KB (77 words) - 03:50, 17 October 2023
forested areas within the county. The California endemic Blue oak, Quercus douglasii is at the southernmost part of its range in Riverside County. Cleveland...
140 KB (6,206 words) - 20:10, 31 August 2024
oak (Quercus agrifolia), Blue oak (Quercus douglasii), and Black oak (Quercus kelloggii). Flora of the Southern Inner Coast Ranges includes: Quercus alvordiana...
4 KB (316 words) - 17:55, 17 September 2023
Dominant oak trees include Quercus agrifolia. The locale of Carmel Valley is the northernmost range of the hybrid oak Quercus x alvordiana. The Garland...
21 KB (1,737 words) - 22:38, 18 August 2024
California black oak is found in the Siskiyou Mountains. The blue oak, Quercus douglasii, is beyond its contiguous range; however, there are disjunctive populations...
30 KB (2,807 words) - 21:26, 11 August 2024
chaparral. Blue oak (Quercus douglasii) - in the Central Valley foothills and Coast Ranges. California black oak (Quercus kelloggii) - in the higher hills...
27 KB (2,110 words) - 15:59, 25 August 2024
OCLC 678356. Hogan, PhD, C. Michael (2008). Stromberg, N. (ed.). "Blue Oak: Quercus douglasii". GlobalTwitcher.com. Archived from the original on 2012-02-28. Retrieved...
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The apex, behind the fascia, is brown. The larvae feed on Quercus agrifolia, Quercus douglasii, Ceanothus thyrsiflorus, Ceanothus sorediatus, Cercocarpus...
2 KB (228 words) - 08:57, 12 October 2023
National Plant Data Team 2024, Quercus douglasii. McDonald 1990, pp. 631–639. National Plant Data Team 2024, Quercus falcata. Belanger 1990, pp. 640–643...
136 KB (5,455 words) - 22:10, 12 September 2024
(Populus freemontii) Blue oak (Quercus douglasii) Valley oak (Quercus lobata) Oracle oak (Quercus morehus) Interior live oak (Quercus wislizenii) California pipe...
40 KB (4,164 words) - 02:45, 4 September 2024
larvae feed on Quercus chrysolepis, Quercus douglasii, Quercus kelloggii, Quercus lobata, Quercus wislizenii, Quercus dumosa, Quercus tomentella, Arctostaphylos...
2 KB (255 words) - 16:37, 5 May 2024