XXIII. On Three Oaks of Palestine.

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Timing of Flowering and Seed Production in Three California Oaks

We examined the importance of pollen limitation to variation in acorn production of three species of California oaks (Quercus lobata, Q. douglasii, and Q. agrifolia) by testing for relationships between phenology and acorn production. Within years, trees flowering closer to the mean flowering date of the population produced significantly more acorns in two of the species. Assuming that more pol...

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Arboreal Seed Removal and Insect Damage in Three California Oaks

We investigated arboreal removal and insect damage to acorns in an undisturbed oak woodland in central coastal California. Arboreal seed removal was determined for four to eight individual Quercus lobata trees over a period of 14 years by comparing visual estimates of the acorn crop with the number of acorns caught in seed traps. Insect damage was assessed by sampling acorns from trees of all t...

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ژورنال

عنوان ژورنال: Transactions of the Linnean Society of London

سال: 1861

ISSN: 1945-9432

DOI: 10.1111/j.1096-3642.1860.tb00137.x