|Scientific Name||Hymenopappus tenuifolius||USDA PLANTS Symbol||HYTE2|
|Common Name||Chalk Hill Woollywhite||ITIS Taxonomic Serial No.||37773|
|Description||Habitat: Dry sandy, rocky, calcareous or clay soils in open areas; prairies, pastures, right-of-ways.
Plant: Erect, single-stemmed, biennial 1 to usually 3 (up to 6) feet tall; stem is somewhat woolly to nearly smooth and branched in upper portions when flowering.
Leaves: First-year basal leaves in a rosette, 3 to 6 inches long and 1-5/8 to 2 inches wide; ovate to triangular in outline, bipinnately-divided with narrow linear or filiform segments; stem leaves similar in shape but smaller; gray-green from many short white hairs, especially on undersides.
Inflorescense: Many flower heads in flat-topped clusters, each on pubescent to smooth peduncles 3/8 to 2 inches long, with 25 to 50 small white to creamy-white flowers; no ray flowers; disk florets have protruding tubes with reflexed style lobes at the ends; bell-shaped involucre with hair-covered or smooth phyllaries that are greenish-white to pale yellow-green, ovate with round-pointed tips.
Bloom Period: May to August.
References: "Manual of the Vascular Plants of Texas" by Correll and Johnston, Missouri State University and Flora of North America.
|BONAP Distribution Map
Map Color Key
Banner photo of Lupinus ssp. by Rick Capozza, Austin TX
© Tom Lebsack 2023