THE FLOWER CALENDAR 



Twayblade (Listera cordata) , page 304 (L.australis), (L. convallari- 

 oides), page 160, June. 



Adder's Mouth (Microstylis monophyllos) . Page 24. June, July. 



{Liparis liliifolia), page 304; (L. Loeselii), page 24. June, July. 



Crane Fly Orchis (Tipularia discolor). Page 24. June. 



Lizard's Tail (Saururus cernuus). Page 56. June- August. 



Woolly Pipe Vine (Aristolochia tomentosa) . Page 450. June. 



Sand Spurrey (Spergularia). Page 253. Several species are in 

 blossom all summer. They are low herbs with small blossoms. 



Sandwort (Arenaria serpyllifolia), in June; (A. peploides), page 

 64, from June to August. 



Sleepy Catchfly (Silene antirrhina) . Page 254. June-September. 



Other species of Catchfly, as Fire Pink (S. virginica), page 256, 

 and Night-flowering Catchfly (S. noctiflora), page 68, are 

 in bloom until July or August. 



Cow Lily (Nymphaea advena). Page 162. June- August. 



Water Lily (Castalia odorata). Page 68. June-September. 



Water Crowfoot (Ranunculus aquatilis). June- August. Sea- 

 side Crowfoot (R. Cymbalaria) . August. Water Plantain 

 Spearwort (R. laxicaulis). August. Cursed Crowfoot (R. 

 sceleratus). Bristly Crowfoot (R. pennsylvanicus) . Tall 

 Buttercup (R. acris). Pages 163 to 166. June- August. 



(Anemone virginiana) . Page 30. June- August. 



Wild Monkshood (Aconitum uncinatum). Page 310. June- 

 August. 



Moonseed (Menispermum canadense). Page 394. June, July. 



American Barberry (Berberis canadensis). Page 427. June. 



Climbing Fumitory (Adlumia jungosa). Page 451. June- 

 October. 



Common Fumitory (Fumaria officinalis). Page 260. June- 

 August. 



Wild Peppergrass (Lepidium virginicum) . Page 79. June- 

 September. 



Sickle-pod (Arabis canadensis). Page 81. June- August. 



Pitcher-plant (Sarracenia purpurea). Page 311. June. 



The Round-leaved, Long-leaved, and Thread-leaved Sun- 

 dews, three species of Drosera, pages 81, 83, 312, are small bog 

 plants with insectivorous leaves which open their spikes of small 

 blossoms all summer, continuing into early September. 



Mossy Stonecrop (Sedum acre). Page 171. June, July. 



Yellow Mountain Saxifrage (Saxifraga aizoidea). Page 171. 

 June- August. 



Several species of Cinquefoil (Potentilla arguta); (P. palustris), 

 (P. fruticosa); Silver Weed (P. Anserina), pages 174 and 312, 

 remain in bloom all summer, and into September. 



Queen of the Prairie (Filipendula rubra) . Page 260. June, July. 



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