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Persicaria pilosa

Persicaria pilosa

Persicaria pilosa

Persicaria pilosa

Persicaria pilosa

Persicaria pilosa

Persicaria pilosa

Persicaria pilosa

Persicaria pilosa

Persicaria pilosa

Persicaria pilosa

Persicaria pilosa

Persicaria pilosa

Persicaria pilosa

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ƒ^ƒf‰ÈƒCƒkƒ^ƒf‘®‚̈ê”N‘‚ÅAŠw–¼‚Í Persicaria pilosa (syn. Polygonum orientale)B‰p–¼‚Í Prince's featherB 
The Prince's feather (Persicaria pilosa) belongs to Polygonaceae (the Knotweed family). It is an annual herb that is native from southern China to the Himalaya. It was introduced into Japan in Edo Period (about 270 years ago) as an ornamental plant. This herb is naturalized in so many places; roadsides, barrens or river banks. It can reach 1-2 m in height and difined by hirsute on the plant. The leaves are ovate with acute tips and long petioles. The spikes are borne and bloom rose pink flowers from August to November. The sepals are divided into 5 lobes and look like the petals. In Chinese, it is "gäø" (hong liao).
[ãE’†‚P`‚Q] Šò•ŒŒ§Œb“ߎsŠâ‘º’¬‚É‚ÄA2007”N10ŒŽ04“úŽB‰eB
[’†‚RE’†‚S] ‹ž“sŽs¶‹ž‹æu‹ž“s•{—§A•¨‰€v‚É‚ÄA2005”N08ŒŽ16“úŽB‰eB
[’†‚T`’†‚X] ŽRŒ`Œ§¬‘’¬¬‹Êì‚É‚ÄA2018”N09ŒŽ20“úŽB‰eB
[’†‚P‚O`‚P‚QE‰º] ‹{錧Šp“cŽsˆî’u‚É‚ÄA2023”N08ŒŽ17“úŽB‰eB

Shu Suehiro
shu@botanic.jp