R. agastum

Natural Hybrid

Subgenus	Hymenanthes
Section	Pontica
Subsection	Irrorata
Seed Parent	R. irroratum ssp irroratum
Pollen Parent	R. arboreum ssp delavayi var delavayi
Origin	W. Yunnan, E. Guizhou 1900-2500 meter
Habitat	terrestrial
10 Year Height	?
Mature Wild Height	400 cm. (13ft.)
Bloom Time	early midseason
Flower	?
Predominant Colour	white
Leaves	elliptic to lanceolate
Winter Foliage	evergreen
Hardiness	H3
Extra Information	There is a lot of discussion about this natural hybrid. Scientific publications say it is a R. irroratum x R. delavayi. Others say that is is a natural hybrid between R. decorum x R. delavayi. The seeds collected for the above plant where collected in a population where R. decorum and R. delavayi where omnipresent, and R. irroratum was rarely seen. (see also this article)

	Photo By: Herman Van Ree Date: 05 May, 2010 Location: Royal Windsor Great Park, Valley, Berkshire, UK Hi-Resolution Version: Hi-res photo
	Photo By: Garth Wedemire Date: 15 April, 2008 Location: Mike Bale’s Garden: Lu Zhu, Agassiz, BC, Canada Hi-Resolution Version: Hi-res photo
	Photo By: Didier Willery Date: 15 May, 2012 Location: Le jardin du Vasterival Hi-Resolution Version: Hi-res photo
	Photo By: Herman Van Ree Date: 21 November, 2009 Location: Nunspeet, Netherlands Description: Young plant from seeds collected in Jin Po, Guizhou (China) (2008)