該(gai)品種(zhong)為(wei)小(xiao)(xiao)彼岸(豆(dou)櫻與(yu)江戶彼岸的雜交種(zhong))與(yu)其他櫻花的三倍體雜交種(zhong)。該(gai)品種(zhong)為(wei)櫻花中較少的小(xiao)(xiao)彼岸類(lei)秋(qiu)天到(dao)春天不斷(duan)開(kai)花的重瓣(ban)品種(zhong)。秋(qiu)花小(xiao)(xiao);春花大,花柄長(chang)。
落葉(xie)(xie)小喬木(mu),高(gao)6—10米,樹(shu)形(xing)(xing)瓶形(xing)(xing),樹(shu)皮灰棕色(se)。嫩枝多斜上(shang)毛(mao)。成(cheng)葉(xie)(xie)長3.5—5.5厘米,寬2—2.5厘米,長橢圓形(xing)(xing)至(zhi)長橢圓狀倒(dao)卵形(xing)(xing)。先(xian)端(duan)漸尖(jian),基部(bu)(bu)鈍形(xing)(xing)。鋸(ju)齒(chi)為尖(jian)銳的重鋸(ju)齒(chi)或單(dan)鋸(ju)齒(chi)。葉(xie)(xie)兩面(mian)有毛(mao),背(bei)面(mian)葉(xie)(xie)脈上(shang)毛(mao)多。葉(xie)(xie)柄長1厘米,葉(xie)(xie)柄斜上(shang)毛(mao)多。葉(xie)(xie)身基部(bu)(bu)生有2個有短柄的蜜腺。托葉(xie)(xie)線性。花(hua)序傘形(xing)(xing)狀。花(hua)柄、小花(hua)柄斜上(shang)毛(mao)多。內(nei)側鱗片(pian)的外(wai)(wai)面(mian)先(xian)端(duan)有毛(mao)。萼(e)筒(tong)壺(hu)形(xing)(xing),上(shang)部(bu)(bu)弱(ruo)收縮(suo)。萼(e)片(pian)下半(ban)部(bu)(bu)有鋸(ju)齒(chi),或有緣(yuan)毛(mao)。外(wai)(wai)面(mian)下半(ban)部(bu)(bu)有毛(mao)。花(hua)瓣(ban)10—16個,線狀長橢圓形(xing)(xing),淡紅色(se)至(zhi)白(bai)色(se)。內(nei)側花(hua)瓣(ban),與雄(xiong)蕊的中間(jian)型,單(dan)片(pian)花(hua)藥殘存。雄(xiong)蕊40—60個。雌蕊高(gao)于雄(xiong)蕊。花(hua)柱上(shang)部(bu)(bu)光(guang)滑,下部(bu)(bu)及子房上(shang)部(bu)(bu)生有斜上(shang)毛(mao)。
該品種現有(you)根據(ju)花色分(fen)為白色的“十月櫻”,以(yi)及粉紅(hong)色的“玫瑰十月櫻” Prunus subhirtella cv. Autumnalis Rosea,除花色區(qu)(qu)別外,其他沒有(you)明顯區(qu)(qu)別,國內(nei)除個別地方,多數未作區(qu)(qu)分(fen)。
中輪花(hua)(hua),開八(ba)重(zhong),淡紅色(se),一年開兩次花(hua)(hua),3月下旬4月上旬及10~12月,非常(chang)珍貴。是(shi)彼(bi)岸櫻(ying)(ying)系列的栽培品種,江戶末(mo)期(qi)(1800年代)就(jiu)已廣泛栽植(zhi)。十月櫻(ying)(ying)是(shi)八(ba)重(zhong)櫻(ying)(ying),同時開花(hua)(hua)的福花(hua)(hua)早櫻(ying)(ying)也(ye)是(shi)八(ba)重(zhong)櫻(ying)(ying)。