WebHelianthella uniflora Douglas's Helianthella Several erect stems in cluster. Stems have flattened hairs and a few stiff straight hairs. Oblong leaves with largest midstem on short petioles; lower and upper leaves sessile. Single flower head at stem top is held upright with leaf-like bracts underneath. WebThe One-flowered Helianthella – H. uniflora – has alternate to opposite elongate oval leaves and typically 1 flower at the top of each 2-3’ stem. O. The Five-nerved Helianthella – H. quinquefolia – has larger heads 2” across which stand up up to 3-5’ and seem to stare right at you. The lower 6-8” leaves have 5 distinct veins.
Helianthella in Flora of North America @ efloras.org
Web280. Helianthella Torrey & A. Gray, Fl. N. Amer. 2: 333. 1842. Little sunflower [Generic name Helianthus and Latin -ella, diminutive] . William A. Weber Perennials, 20–150 cm. Stems erect, usually branched.Leaves basal and cauline; opposite (proximal) and alternate; usually petiolate (at least proximal); blades (usually 3- or 5-nerved from at or near bases) … WebHelianthella, the little sunflower, is a genus of North American plants in the family Asteraceae. [3] Helianthella mexicana A.Gray - San Luis Potosí, Zacatecas, etc. Helianthella quinquenervis (Hook.) A.Gray - from Coahuila to Oregon + Montana. Helianthella uniflora (Nutt.) Torr. & A.Gray - from New Mexico to British Columbia. two pesky little buzzers
Helianthella uniflora (Nutt.) Torr. & A.Gray, Oneflower helianthella ...
WebStar-flowered Solomon’s seal Snilacina stellata Stinging nettle Urtica diolica (vr lyalli) Tall white bog-orchid, white rein orchid Habaneria dilatata ... One-flowered sunflower Helianthella uniflora Orange hawkweed* Hieracium aurantiacum Pineapple weed * Matricaria matricarioides Round-leaved alumroot (oval leaf alumroot) Heuchera ... http://blackfootnativeplants.com/BlackfootNativePlants/blackfoot-native-plants/one-flowered-sunflower-helianthella-uniflora/ WebThe Plant List includes 27 scientific plant names of species rank for the genus Helianthella. Of these 10 are accepted species names. The Plant List includes a further 13 scientific plant names of infraspecific rank for the genus Helianthella. We do not intend The Plant List to be complete for names of infraspecific rank. two perspectives on marxism