Index- plants in this Family
Asteraceae / Aster
Narrowleaf Gumweed (Grindelia lanceolata)
Narrowleaf Gumweed is also known as Lance Leaved Gumweed.

Plant Type: This is a herbaceous plant, it is a perennial which can reach 90cm in height (35inches).
Leaves: The leaves are alternate. Each leaf is toothed the teeth ending in small bristles.
Flowers: The flowers have numerous parts and are up to 3cm wide (1.25 inches). They are yellow. Blooms first appear in mid summer and continue into late summer. The rays usually number 16 to 20.
Habitat: Glades and rocky areas.
Range: New Mexico east to Alabama, Tennessee and Kentucky.

      Color Photo     More Info      Classification

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Mostly a western genus this species is short lived perennial that is fairly common in the cedar glades in central Tennessee as well as other rocky areas including shoulders of roads throughout it's range.

Lore: The Navajo used plant tea to kill ants and there are records ot the plant being used to kill head lice. The sap has been used as glue and chewing gum.

Medical Uses: The very closely related Grindelia squarrosa is considered an antispasmodic, expectorant and a sedative.(Plants For A Future) Native Americans of the western U. S. made use of plants in this genus for a vast range of conditions from skin rashes to lung ailments. Just a few of the conditions it was used for are; cuts, skin diseases, coughs, pneumonia, bronchitis, asthma, colic or stomachaches, tuberculosis, gonorrhea and as an abortifacient.(Native American Ethnobotany Database) I know of no scientific testing to validate any of these uses.

Similar Species: Curlycup Gumweed (Grindelia squarrosa) is a very similar western species sometimes found in our area. It has more flower rays, 24-40, per head and wider leaves.

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A spider sometimes lurks in the flower.

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More Info:  
The Search below may provide more information about this species. Some of URLs may have been used as a source for this page not otherwise cited. Most of the information not cited comes from multiple sources that can be found in the Books page. The USDA plant links are provided by: USDA, NRCS 1999. The PLANTS database ( National Plant Data Center, Baton Rouge, LA 70874-4490 USA. You can check species names at ITIS Advanced Search to see if they meet the current ITIS taxonomic criteria.

By: Newcomb, Lawrence and Illustrated by Morrison, Gordon. 1977, Little, Brown and Company, ISBN:0-316-60442-9

One of the best general guides to wildflowers of the North Eastern and North Central United States. Newcomb's key is an excellent, simple method for identifying plants. Newcomb has drawings for almost every plant mentioned that are excellent aids to identifying the species. Though only the more common plants are covered this is often the first book I pick up when trying to identify a wildflower.

Wildflo wers of Tennessee the Ohio Valley and the Southern Appalachians
By: Dennis Horn and Tavia Cathcart and Thomas E. Hemmerly and David Duhl. , ISBN:1551054280

This is perhaps the best of many field guides covering this region. Featuring 446 excellent color photographs (located with the text) and mentioning as similar to those illustrated are another 800 or so species for a total coverage of over 1,200 species. The start of each family section includes line drawings of some of the species showing important features. The text includes the usual description, bloom season, range, habitat and additionally includes information such as medical uses and lore and how the species was named. This is the official field guide of the Tennessee Native Plant Society.

Angiosperms / Flowering Plants
Dicots / Two Seed Leaves



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