Helianthus hirsutus Rafinesque (Q2756)
Jump to navigation
Jump to search
Helianthus hirsutus is a taxon with the rank species within the genus Helianthus
Language | Label | Description | Also known as |
---|---|---|---|
English |
Helianthus hirsutus Rafinesque
|
Helianthus hirsutus is a taxon with the rank species within the genus Helianthus
|
Statements
taxon/id/Helianthus hirsutus Rafinesque
0 references
Helianthus hirsutus Rafinesque
Helianthus hirsutus
Rafinesque
FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 21: Magnoliophyta: Asteridae, part 8: Asteraceae, part 3. Oxford University Press, New York.
accepted
1 reference
CA-ON
present
introduced
1 reference
Newmaster, S.G., A. Lehela, M.J. Oldham, P.W.C. Uhlig & S. McMurray. 1998. Ontario Plant List. Ontario Forest Research Institute, Sault Ste. Marie, Ontario. Forest Information Paper No. 123. 550 pp.
CA-ON
1 reference
US-AL
1 reference
US-AR
1 reference
US-CT
1 reference
US-DE
1 reference
US-DC
1 reference
US-FL
1 reference
US-GA
1 reference
US-IL
1 reference
US-IN
1 reference
US-IA
1 reference
US-KS
1 reference
US-KY
1 reference
US-LA
1 reference
US-MD
1 reference
US-MI
1 reference
US-MN
1 reference
US-MS
1 reference
US-MO
1 reference
US-NE
1 reference
US-NY
1 reference
US-NC
1 reference
US-OH
1 reference
US-OK
1 reference
US-PA
1 reference
US-SC
1 reference
US-TN
1 reference
US-TX
1 reference
US-VA
1 reference
US-WV
1 reference
US-WI
1 reference
10–900+ m
10 meter
900 meter
1 reference
Stems erect, hirsute.
1 reference
petioles 0.4–2 cm;
1 reference
blades (3-nerved from bases) lanceolate to ovate, 6.5–18 × 1–8 cm, bases truncate to broadly rounded or cuneate, margins subentire to serrate (flat), abaxial faces ± hirsute, glanddotted (adaxial not glanddotted).
1 reference
Involucres hemispheric, 10–25 mm diam.
1 reference
Phyllaries 18–25 (usually loose, spreading, not reflexed), lanceolate, 7–12 × 2.5–3.5 mm, (margins ciliate) apices acute to short-acuminate, abaxial faces not glanddotted.
1 reference
Paleae 7–10 mm, 3-toothed (apices yellowish, hairy).
1 reference
Ray-florets 10–15;
1 reference
laminae 15–20 mm.
1 reference
Disc-florets 40+;
1 reference
corollas 5.5–6.5 mm, lobes yellow;
1 reference
anthers dark-brown or black, appendages dark or yellowish.
1 reference
Cypselae 4–4.5 mm, glabrate or distally puberulent;
1 reference
pappi of 2 aristate scales 2.5–3.2 mm. 2n = 68.
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
truncate
broadly rounded or cuneate
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference