'Rosa hirtula Nakai' Rose

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'Rosa hirtula Nakai' rose Description

My HMF:

Photo courtesy of David Elliott

Availability:

Commercially available

Synonyms:

• R. hirtula
• R. roxburghii hirtula
• Rosa roxburghii var. hirtula Rehder & E.H.Wilson synonym
• Sansho-Ubara

HMF Ratings:

39 favorite votes.

ARS:

Medium pink Species.
Exhibition name: R. roxburghii hirtula

Class:

Species / Wild.

Bloom:

Light pink. Medium, single (4-8 petals) bloom form.

Habit:

Bushy, spreading, well-branched. Semi-glossy foliage. 13 to 15 leaflets.
Height of 4' 11" to 16' 5" (150 to 500 cm).

Growing:

USDA zone 6b through 11.

Ploidy:

Diploid

Parentage:

If you know the parentage of this rose, or other details, please contact us.

Notes:

Label translated by Dr. Yuki Mikanagi as Rosa hirtula (Regel) Nakai. (1920)
A spreading bush with simple flowers and thorny stems. Native to Japan and formerly considered a regional variety of Rosa roxburghii
R. roxburghii f. hirtula differs from f. normalis by its pubescent foliage. The latter's foliage is smooth.