'Pink Semi' Rose

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'Pink Semi' rose Description

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Photo courtesy of CybeRose

Synonyms:

• Rosa laxa 'Pink Semi'

HMF Ratings:

1 favorite vote.

ARS:

Light pink Species.
Registration name: Pink Semi
Exhibition name: Pink Semi

Origin:

Bred by Niels Ebbesen Hansen (United States, before 1940).

Class:

Species / Wild.

Bloom:

Pink. Single (4-8 petals) bloom form. Once-blooming spring or summer.

Growing:

USDA zone 2b through 8b. Very hardy.

Breeder's notes:

A selection of the Rosa laxa Retz. which I brought from Semipalatinsk, west Siberia, in 1913.

Patents:

Patent status unknown (to HelpMeFind).

Ploidy:

Diploid

Parentage:

seedling of Rosa laxa Retzius

Notes:

Direct descendants of this plant have been growing at the former USDA High Plains Grasslands Research Station (now Cheyenne Botanic Gardens) since 1937. They are diploid, according to a root tip squash performed by David Zlesak on March 27, 2010.