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Transcript
Plant Identification Guide Hummingbird sage Salvia spathacea Plant Family: Mint (Lamiaceae) Did you know? As the name implies, this plant attracts hummingbirds. While the hummingbirds hover at the flower to forage for nectar, which is located at the base of the floral tube, pollen can be deposited on the bird’s head by the exserted anthers. Similarly, pollen already on the bird’s head can be deposited onto the exserted stigma. Identification Hints There are many species of true sage (Salvia) in California. Hummingbird sage is distinctive in not having spine-tipped leaves, and in its green leaves, which contrast with the grayish white leaves of other species. The flowers of S. spathacea are red-magenta-salmon, whereas the flowers of S.aethiopis are yellow and the flowers of S. verbenacea are blue to pinkish-purple. Plant Description An aromatic perennial wildflower with conspicuous red tubular flowers, square stems, and glandular (sticky)hairy leaves. Leaves: The arrow-shaped aromatic leaves are 3.15 to 7.8 in (8 to 20 cm) long with densely-hairy lower leaf surfaces and round-toothed margins. The upper leaf surface can be sparsely hairy. Flowers: The flowers are found in dense, globe-shaped clusters. The floral tube and its lobes are white to light blue to lavender, occasionally rosecolored. The upper “lip” of the tube is comprised of two petal lobes and the lower “lip” is comprised of three small lobes. The flowers are bisexual, which means they have both male and female reproductive organs. At the peak of flowering, the flower clusters will include closed buds, open fresh flowers, and drying flowers that are developing into fruits, all in close proximity to each other. Habitat: Common throughout coastal California from Baja California in Mexico north to San Francisco. Found in many plant communities less than 2600 ft (800 m) elevation, including chaparral, coastal sage scrub, and oak woodland. Bloom time: Although Hummingbird Sage typically flowers during the spring months (March to May), it can also be found flowering in the preceding months depending on local environmental conditions. Fruits and seeds ripen throughout the spring and summer. Inflorescences: The flowers can range in color from red to magenta to salmon. Petals are fused, forming a floral tube that is 0.8 to 1.5 in (2 to 3.5 cm) deep. The male and female reproductive structures extend out of the floral tube. Fruits: The fruit is a tiny, hard, brown nutlet, 0.13 to 0.25 in (3.5 to 6.5 mm) in length and width. Compiled by: Brian Haggerty, Susan Mazer and Paul Alaback. Sources: University of California Press, The Jepson Manual 1993; USDA, NRCS PLANTS Database; Schwartz, M. D. (editor). 2003. Phenology: An Integrative Environmental Science. Photo courtesy of Lynn Watson budburst.org | CITIZEN SCIENCE Timing is everything! © 2013 NEON, Inc. All rights reserved.