<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Please check out this iNaturalist observation <a href="https://www.inaturalist.org/observations/113623546" class="">https://www.inaturalist.org/observations/113623546</a> —and there are a handful of others from Fairfax County on iNaturalist — identified as Photinia villosa or Pourthiaea villosa.<br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On May 19, 2022, at 3:32 PM, Rod Simmons <<a href="mailto:Rod.Simmons@alexandriava.gov" class="">Rod.Simmons@alexandriava.gov</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><meta charset="UTF-8" class=""><div class="WordSection1" style="page: WordSection1; caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;"><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">It is Photinia serratifolia that is a rare escape in Virginia:<span class="Apple-converted-space"> </span><a href="http://vaplantatlas.org/index.php?do=plant&plant=3890" style="color: blue; text-decoration: underline;" class="">http://vaplantatlas.org/index.php?do=plant&plant=3890</a><o:p class=""></o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div class=""><div style="border-style: solid none none; border-top-width: 1pt; border-top-color: rgb(225, 225, 225); padding: 3pt 0in 0in;" class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><b class="">From:</b><span class="Apple-converted-space"> </span>MAIPC <<a href="mailto:maipc-bounces@lists.maipc.org" style="color: blue; text-decoration: underline;" class="">maipc-bounces@lists.maipc.org</a>><span class="Apple-converted-space"> </span><b class="">On Behalf Of<span class="Apple-converted-space"> </span></b>Patrick D. Kelly<br class=""><b class="">Sent:</b><span class="Apple-converted-space"> </span>Thursday, May 19, 2022 12:06 PM<br class=""><b class="">To:</b><span class="Apple-converted-space"> </span>MAIPC Listserve <<a href="mailto:maipc@lists.maipc.org" style="color: blue; text-decoration: underline;" class="">maipc@lists.maipc.org</a>>;<span class="Apple-converted-space"> </span><a href="mailto:INVASIVES@LISTSERV.UMD.EDU" style="color: blue; text-decoration: underline;" class="">INVASIVES@LISTSERV.UMD.EDU</a>; Stephen Hiltner <<a href="mailto:stevehiltner@gmail.com" style="color: blue; text-decoration: underline;" class="">stevehiltner@gmail.com</a>><br class=""><b class="">Subject:</b><span class="Apple-converted-space"> </span>Re: [MAIPC] mystery invasive in central NJ<o:p class=""></o:p></div></div></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div class=""><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class=""><o:p class=""> </o:p></span></div></div><div class=""><div class=""><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class="">Just to be clear and a cautionary head-off of any knee-jerk reactions by the public, you are NOT referring to the popular landscape plant Red Tip Photinia or Photinia x fraseri .<span class="Apple-converted-space"> </span><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class=""><o:p class=""> </o:p></span></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class="">Yes, Dirr mentions in his tome Manual of Woody landscape Plants pg 809 observing this plant P. villossa Oriental Photinia escaping from a noted arboretum "with seedlings established along the road".<o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class=""><o:p class=""> </o:p></span></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class="">But no...cultivar Red Tip Photinia, the popular landscape plant, has not been noted for invasiveness. In fact, I'm surprised any of them survive at all due to rampant leaf spot disease.<o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class=""><o:p class=""> </o:p></span></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class=""><o:p class=""> </o:p></span></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class="">Patrick D. Kelly, Principal and Horticulturist<o:p class=""></o:p></span></div></div><p style="margin-bottom: 0in;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class="">PDK Horticultural, LLC Phragmites and Invasive Plant Control Services<o:p class=""></o:p></span></p><p style="margin-bottom: 0in;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class="">301 Hope Road<o:p class=""></o:p></span></p><p style="margin-bottom: 0in;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class="">Centreville, Md 21617<o:p class=""></o:p></span></p><p style="margin-bottom: 0in;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class="">443-262-2079 mobile<o:p class=""></o:p></span></p><p style="margin-bottom: 0in;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class=""><a href="https://gcc02.safelinks.protection.outlook.com/?url=https%3A%2F%2Fpdkhorticultural.com%2F&data=05%7C01%7Crod.simmons%40alexandriava.gov%7Cd854d488c2c14ac2c34908da39b177a1%7Cfeaa9b3143754aeeadccc76ad32a890b%7C0%7C0%7C637885732813528421%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=%2BG7SQjLaDUYDvf4OA4T3uaPnc3Rpg53vB%2FT6IwRta9I%3D&reserved=0" target="_blank" style="color: blue; 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text-decoration: underline;" class="">orticultural.com</a><o:p class=""></o:p></span></p><p style="margin-bottom: 0in;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class=""><a href="https://gcc02.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.facebook.com%2FPDKHorticulturalLLC&data=05%7C01%7Crod.simmons%40alexandriava.gov%7Cd854d488c2c14ac2c34908da39b177a1%7Cfeaa9b3143754aeeadccc76ad32a890b%7C0%7C0%7C637885732813528421%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=992WcRkbugiuZPaSL953Ga2rYmFZ%2BfzzFViXuYHPlzA%3D&reserved=0" target="_blank" style="color: blue; text-decoration: underline;" class="">https://www.facebook.com/PDKHorticulturalLLC</a><o:p class=""></o:p></span></p><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class=""><o:p class=""> </o:p></span></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class=""><o:p class=""> </o:p></span></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class=""><o:p class=""> </o:p></span></div></div><div class=""><p class="MsoNormal" style="margin: 0in 0in 12pt; font-size: 11pt; font-family: Calibri, sans-serif;"><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class=""><o:p class=""> </o:p></span></p></div></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif;" class=""><o:p class=""> </o:p></span></div></div></div><div id="yahoo_quoted_3597952681" class=""><div class=""><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif; color: rgb(38, 40, 42);" class="">On Thursday, May 19, 2022, 08:51:08 AM EDT, Stephen Hiltner <<a href="mailto:stevehiltner@gmail.com" style="color: blue; text-decoration: underline;" class="">stevehiltner@gmail.com</a>> wrote:<o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif; color: rgb(38, 40, 42);" class=""><o:p class=""> </o:p></span></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif; color: rgb(38, 40, 42);" class=""><o:p class=""> </o:p></span></div></div><div class=""><div id="yiv0661042929" class=""><div class=""><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif; color: rgb(38, 40, 42);" class="">Many on these listserves can be grateful that you haven't encountered Photinia villosa. I believe it is an escape from a nursery in Princeton, NJ, and is now spreading across the state. A few years back, I discovered another invasive small tree that may be in the same genus, which was changed from Photinia to </span><span style="font-size: 10.5pt; font-family: Arial, sans-serif; color: rgb(51, 51, 51);" class="">Pourthiaea. Here are a couple photos of the foliage, comparing the two: </span><span style="font-size: 10pt; font-family: Helvetica, sans-serif; color: rgb(38, 40, 42);" class=""><a href="https://gcc02.safelinks.protection.outlook.com/?url=https%3A%2F%2Fphotos.app.goo.gl%2FgptnqGTfHnVXZuNz9&data=05%7C01%7Crod.simmons%40alexandriava.gov%7Cd854d488c2c14ac2c34908da39b177a1%7Cfeaa9b3143754aeeadccc76ad32a890b%7C0%7C0%7C637885732813684646%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=3VPQzeCdd1v3AXHZvIsH7HdvOxRWEtKFU%2F9B39b2SKI%3D&reserved=0" target="_blank" style="color: blue; text-decoration: underline;" class="">https://photos.app.goo.gl/gptnqGTfHnVXZuNz9</a><span class="Apple-converted-space"> </span>The Photinia villosa is much coarser.<o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif; color: rgb(38, 40, 42);" class=""><o:p class=""> </o:p></span></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif; color: rgb(38, 40, 42);" class="">I posted<span class="Apple-converted-space"> </span><a href="https://gcc02.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.princetonnaturenotes.org%2F2022%2F01%2Fa-mystery-tree-in-princeton.html&data=05%7C01%7Crod.simmons%40alexandriava.gov%7Cd854d488c2c14ac2c34908da39b177a1%7Cfeaa9b3143754aeeadccc76ad32a890b%7C0%7C0%7C637885732813684646%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=lUtv%2Fqjo8ckIONl1ZY5SE%2F0a8wk5O6GPOiBuUONUUC0%3D&reserved=0" target="_blank" style="color: blue; text-decoration: underline;" class="">more photos</a><span class="Apple-converted-space"> </span>on my nature blog, and the species, whatever it is, is now being discussed on iNaturalist: <a href="https://gcc02.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.inaturalist.org%2Fobservations%2F117251042&data=05%7C01%7Crod.simmons%40alexandriava.gov%7Cd854d488c2c14ac2c34908da39b177a1%7Cfeaa9b3143754aeeadccc76ad32a890b%7C0%7C0%7C637885732813684646%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=frnG%2FaUV1VeV2oqC76MuV6DvNsVneSspIJUbDCFnsM8%3D&reserved=0" target="_blank" style="color: blue; text-decoration: underline;" class="">https://www.inaturalist.org/observations/117251042</a><o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif; color: rgb(38, 40, 42);" class=""><o:p class=""> </o:p></span></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif; color: rgb(38, 40, 42);" class="">I've been encountering more and more in Princeton preserves. Most are small and don't bloom, but I have one in my yard that gets some sun and just finished blooming.<o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif; color: rgb(38, 40, 42);" class=""><o:p class=""> </o:p></span></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif; color: rgb(38, 40, 42);" class="">Steve<o:p class=""></o:p></span></div></div></div></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; font-family: Helvetica, sans-serif; color: rgb(38, 40, 42);" class="">_______________________________________________<br class="">MAIPC mailing list<br class=""><a href="mailto:MAIPC@lists.maipc.org" style="color: blue; text-decoration: underline;" class="">MAIPC@lists.maipc.org</a><br class=""><a href="https://gcc02.safelinks.protection.outlook.com/?url=http%3A%2F%2Flists.maipc.org%2Flistinfo.cgi%2Fmaipc-maipc.org&data=05%7C01%7Crod.simmons%40alexandriava.gov%7Cd854d488c2c14ac2c34908da39b177a1%7Cfeaa9b3143754aeeadccc76ad32a890b%7C0%7C0%7C637885732813684646%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=0idmoZ0JZYsnexW7til8HHOQL0qq13mchjm6VVTyETM%3D&reserved=0" target="_blank" style="color: blue; text-decoration: underline;" class="">http://lists.maipc.org/listinfo.cgi/maipc-maipc.org</a><o:p class=""></o:p></span></div></div></div></div></div><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;" class="">_______________________________________________</span><br style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;" class="">MAIPC mailing list</span><br style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><a href="mailto:MAIPC@lists.maipc.org" style="color: blue; text-decoration: underline; font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class="">MAIPC@lists.maipc.org</a><br style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><a href="http://lists.maipc.org/listinfo.cgi/maipc-maipc.org" style="color: blue; text-decoration: underline; font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class="">http://lists.maipc.org/listinfo.cgi/maipc-maipc.org</a></div></blockquote></div><br class=""></body></html>