All Herbaceous Plants
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Cutleaf toothwort (Cardamine concatenata) flower buds C&O Canal Nat'l Historical Park - Carderock Recreation Area, Western Montgomery County, MD
all nature photoswildflowersspring ephemeralscarderockMontgomery CoMarylandwildflowers of springc and o canal
From 03-18-12 Carderock
![Toadshade trillium, rare greenish-yellow form (<I>Trillium sessile</I> f. </I>viridiflorum</I>)
C&O Canal Nat'l Historical Park - Carderock Recreation Area, Western Montgomery County, MD
[Note: The bright yellow <I>T. luteum</I> isn't found around here except as garden escapes.]](https://photos.smugmug.com/Photo-Galleries/All-Geographic-Areas/All-Plants-1/i-g5fpgqm/0/c9737efd/Ti/2012_P1010084-Ti.jpg)
![Orange sulphur butterfly (<i>Colias eurytheme</i>) on common dandelion (<i>Taraxacum officinale</i>) <span class="nonNative">[non-native wildflower]</span>
C&O Canal Nat'l Historical Park - Great Falls, Western Montgomery County, MD](https://photos.smugmug.com/Photo-Galleries/All-Geographic-Areas/All-Plants-1/i-F68ggtT/0/4662f0fd/Ti/2012_P1000969-Ti.jpg)
