Hieracium schultzii explained

Hieracium schultzii, the roughstem hawkweed, is a species of plant in the tribe Cichorieae within the family Asteraceae. It is widespread across much of Mexico with a few populations in Guatemala and western Texas.^{[1] [2] [3]}

Hieracium schultzii is herbaceous and up to 70cm (30inches) tall with many hairs. Leaves are both on the stem and at the bottom. Leaves are up to 150mm long. One stalk can produce 3-25 flower heads in a conical or flat-topped array. Each head has 25-40 yellow ray flowers but no disc flowers.^[4]

Notes and References

1. http://bonap.net/MapGallery/County/Hieracium%20schultzii.png Biota of North America Program 2014 county distribution map
2. Nash, D. L. 1976. Tribe XI, Cichorieae. En Nash, D.L. & Williams, L.O. (eds), Flora of Guatemala - Part XII. Fieldiana, Botany 24(12): 440–454, 598–603
3. García-Mendoza, A. J. & J. A. Meave. 2011. Diversidad Florística de Oaxaca: de Musgos a Angispermas 1–351. Universidad Nacional Autónoma de México, Ciudad Universitaria
4. http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=250066956 Flora of North America, Hieracium schultzii Fries, 1862.