UW Burke Herbarium species comparison

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Hieracium longiberbe

Hieracium lactucella
Hieracium longiberbe

long-bearded hawkweed
Habit Perennial herbs with milky juice, the stems 3-6 dm. tall, sub-glabrous or with a few long bristles.
Leaves

: Leaves alternate, several, the lowermost reduced and early-deciduous, those next above the largest, up to 12 cm. long and 3 cm. wide, the middle ones well developed and only gradually reduced upward;

leaves thin, often toothed, with bristly hairs on the margins, but sparsely hairy to glabrous on the surfaces.

Flowers

Heads few to several in a flat-topped inflorescence;

involucre 9-11 mm.high, with fine, stellate hairs and a few long bristles;

corollas all ligulate, yellow

Fruits

Achene.

Hieracium longiberbe

Hieracium lactucella
Flowering time June-July
Habitat Dry rocky slopes and ledges.
Distribution
Occurring in the Columbia River Gorge in Washington; south-central Washington to adjacent north-central Oregon; endemic to the Columbia River Gorge.
[WildflowerSearch map]
[BONAP county map]
[BONAP county map]
Origin Native
Conservation status Not of concern
Sibling taxa
H. albiflorum, H. aurantiacum, H. caespitosum, H. flagellare, H. ×floribundum, H. glomeratum, H. lachenalii, H. maculatum, H. murorum, H. pilosella, H. piloselloides, H. sabaudum, H. scouleri, H. ×stoloniflorum, H. triste, H. umbellatum
H. albiflorum, H. aurantiacum, H. caespitosum, H. flagellare, H. ×floribundum, H. glomeratum, H. lachenalii, H. longiberbe, H. maculatum, H. murorum, H. pilosella, H. piloselloides, H. sabaudum, H. scouleri, H. ×stoloniflorum, H. triste, H. umbellatum
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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