12/19/2004:
Eaton Canyon 1750 North Altadena Drive Pasadena, CA 91107 (626) 398-5420,
Waterfal Trail
Poison Oak Toxicodendron diversilobum
Whipple Yucca Yucca whipplei
Western Sycamore Platanus racemosa: Black-chinned Hummingbird Archilochus alexandri
gathers fuzz frim underside for nest.
California Sagebrush
Artemisia californica
Bamboo?
Coast Live Oak Quercus agrifolia does not lose leaves in winter.
Gall Wasp (Callirhytis quercuspomiformis)
Andricus gadfly
(Hymenoptera, Cynipidae).
Oak Ribbed Casemaker
(Bucculatrix albertiella): a leaf skeletonizer moth causes brown patches.
Larvae spin white, cigar-shaped cocoons with distinct longitudinal ribs.
Black and white specks on leaf are Crown Whitefly
(Aleuroplatus coronata), overwinters as pupa.
main food for Bushtit Psaltriparus minimus.
Sooty mold, a fungus that grows on the excrement (honeydew) of the whitefly.
But what are the black specks?
Yellowjacket nest
12/20/2004:
American Intercontinental University
12655 West Jefferson Blvd. Los Angeles, CA, 90066 (Marina del Rey)
Herring Gull Larus argentatus
House Sparrow Passer domesticus introduced into Brooklyn 1851 by Nicholas Pike,
the director of the Brooklyn Institute
Palm with candle?
The Taxodium Family: Taxodiaceae:
seed cones of bald cypress
(Taxodium distichum)
resemble those of the true cypress (Cupressus), but
leaves of the Cupressaceae are opposite in four ranks or whorled, while those of the Taxodiaceae are mostly alternate.
RBCL chloroplast gene shows a number of genera formerly assigned to the Taxodiaceae now belong in the
Cupressaceae: Sequoiadendron giganteum, Sequoia sempervirens.
Taxaceae: Yews.