128 MISSOURI BOTANICAL GARDEN BULLETIN 



Usual season 

 Botanical name Common name of bloom 



Pentstemon barbatus Pentstemon May to June 



Pentstemon barbatus var. Torreyi May to June 



Petunia hybrida Garden petunia May to frost 



Phaseolus multiflorus Scarlet runner bean June to frost 



Phlox particulate Hardy garden phlox June to frost 



Phlox subulata Moss pink April to May 



Physooarpus sp May to June 



Polygonum baldschuanicum Climbing polygonum. . . .Sept. to frost 



Polygonum hydropiperoides Water pepper Aug. to Oct. 



Pyrethrum cocci neum Pyrethrum May 



Rosa hybrids Garden varieties of rosesjune to frost 



Rudbeckia fulgida Orange cone-flower Aug. to Oct. 



Rudbcckia laciniata Tall cone-flower Aug. to Sept. 



Rudbeckia speciosa Showy cone-flower Sept. to frost 



Salvia azurea Hardy salvia July to Aug. 



Salvia splendens Scarlet sage July to frost 



Saponaria officinalis Bouncing Bet June to Sept. 



Scdum Maximowiczii Live-forever July 



(Pedum spectaoile Sedum Sept. to Oct. 



Sida Elliottii S ida July to frost 



Solidago latifolia Golden-rod Sept. to Oct. 



Sol id ago ncmoralis Golden-rod Sept. to Oct. 



Solidago petiolaris Golden-rod Oct. to Nov. 



Spiraea Billiardii Spiraea July to Aug. 



Spiraea Bumalda var. 



"Anthony Waterer" Spiraea May to Sept. 



Spiraea Douglasii Spiraea July to Aug. 



Spiraea Menziesii Spiraea July to Aug. 



Spiraea salicifolia X Douglasii. . .Spiraea July to Aug. 



S'tokcsia cyanea Stokes' aster May to July 



Tagetes erccta African marigold June to frost 



Tanacctum vulgare Tansy June to Aug. 



Taraxacum officinale Dandelion March to Dec. 



Verbena canadensis Large-flowered verbena. .May to frost 



Verbena hybrid-a Garden verbena May to froat 



Verbena tenera Verbena May to frost 



Veron ica spicata Speedwell May to June 



Vicia villosa Hairy vetch June to frost 



Vinca major Vinca June to frost 



Zinnia clegans Garden zinnia June to frost 



