Tribe Cichorieae

XVIII. Cichorium. (Tourn.) L.

1. C. Intybus. L. Chicory. XIX. Taraxacum. (Haller.) Ludwig.

1. T. officinale. Weber. Common Dandelion.

2. T. rupestre. Alpine Dandelion. XX. Sonchus. (Tourn.) L.

1. S. arvensis. L. Sow Thistle.

XXI. Agoseris. Raf.

I. A. glauca. (Pursh.) Steud. Large-Howered False Dandelion.

2. A. gracilens. Gray. Small-Hozvered False Dandelion.

3. A. aurantiaca. (Hook.) Greene. Copper False Dandelion. XXII. Crepis. L.

1. C. elegans. Hook. Many-How ered Hawksbeard.

2. C. nana. Richards. Alpine Hawksbeard. XXIII. Hieracium. (Tourn.) L.

1. H. Scouleri. Hook. Hairy Hawkweed.

2. H. gracile. Hook. Small Hawkweed.

3. H. umbellatum. L. Narrow-leaved Hawkweed.