Dendrosenecio erici-rosenii explained

Dendrosenecio erici-rosenii one of the East African giant groundsel and this one can be found on the Rwenzori Mountains, Virunga Mountains and the Mitumba Mountains. It is a species of the genus Dendrosenecio and is also a collection of reclassified Senecio species.

Description

Dendrosenecio erici-rosenii grows to 6 meters tall. The old leaves drop off and leave a very slender stem. Flower heads have very prominent yellow ray flowers.^[1]

Distribution

Dendrosenecio erici-rosenii is found more on sloping, better-drained soils on the Rwenzori, Virunga, and Mitumba mountains between 3,500 and 4,500 meters. It is also found between 4,400 and 5,000 meters but does not produce flowers there.^[1]

Infraspecific name synonymy

The names for the giant groundsels have become somewhat confusing:

• Dendrosenecio erici-rosenii (R.E.Fr. & T.C.E.Fr.) E.B.Knox^[2]
  • Dendrosenecio erici-rosenii (R.E.Fr. & T.C.E.Fr.) E.B.Knox subsp. alticola (Mildbr.) E.B.Knox^[3]
    • Senecio adnivalis Stapf var. alticola (T.C.E.Fr.) Hedberg
    • Senecio adnivalis Stapf var. intermedia Hauman
    • Senecio alticola T.C.E.Fr. var. subcalvescens Hauman
    • Senecio johnstonii Oliv. var. alticola (T.C.E.Fr.) C.Jeffrey
    • Senecio refractisquamatus De Wild. var. intermedia (Hauman) Robyns
  • Dendrosenecio erici-rosenii (R.E.Fr. & T.C.E.Fr.) E.B.Knox subsp. erici-rosenii^[4]
    • Senecio erici-rosenii R.E.Fr. & T.C.E.Fr.
    • Senecio johnstonii Oliv. var. erici-rosenii (R.E.Fr. & T.C.E.Fr.) C.Jeffrey
    • Senecio kahuzicus Humb.
    • Senecio longeligulatus De Wild.

Notes and References

1. Web site: Common plants of the Rwenzori, particularly the upper zones . 2008-05-06 . H. Peter Linder and Berit Gehrke . University of Zurich . 2 March 2006 . . https://web.archive.org/web/20080530005602/http://www.systbot.unizh.ch/datenbanken/rwenzori/Rwenzori_desktop.pdf . 2008-05-30.
2. Web site: Dendrosenecio erici-rosenii record n° 177713 . 2008-05-15 . African Plants Database . South African National Biodiversity Institute, the Conservatoire et Jardin botaniques de la Ville de Genève and Tela Botanica .
3. Web site: Dendrosenecio erici-rosenii (R.E.Fr. & T.C.E.Fr.) E.B.Knox subsp. alticola (Mildbr.) E.B.Knox record n° 105258 . 2008-05-13 . African Plants Database . South African National Biodiversity Institute, the Conservatoire et Jardin botaniques de la Ville de Genève and Tela Botanica .
4. Web site: Dendrosenecio erici-rosenii (R.E.Fr. & T.C.E.Fr.) E.B.Knox subsp. erici-rosenii record n° 105259 . 2008-05-13 . African Plants Database . South African National Biodiversity Institute, the Conservatoire et Jardin botaniques de la Ville de Genève and Tela Botanica .