A Key to Eragrostis in Korea

1. Florets disarticulating from above downward, falling together with the rachilla joints................................... ................................................ E. japonica (각ṄƎḍ)

1. Florets disarticulating from below upward, usually leaving the rachilla entire

2. Annual

3. Plants glandular on the culms, leaf sheaths, and panicle

4.Sp ikelets 2-3 mm broad, lower lemma 2.2-2.8 mm ...................................... E. cilianensis (ȁNjƎḍ)

4.Spikelets 1.5-2.5 mm broad, lower lemma 1.5-2 mm....................................... E. minor (ǭNjƎḍ)

3.Plants eglandular

4. Lower glume 1-veined ......................................... ...................................... E. pectinacea (ṻffiƚffl)

4. Lower glume without a vein

5. Summit of sheaths pilose; panicles 3.5-14 cm wide, axils pilose; pedicels as long or longer than the spikelets............... E. pilosa (ǖffiƚffl)

5. Summit of sheaths glabrous; panicles 1.5-3 cm wide, axils glabrous; pedicels usually shorter than the spikelets.......... E. multicaulis (ffiƚffl)

2.Perennial

6. Branchlets and pedicels distinctly or obscurely glandular ................................ E. ferruginea (Ǝḍ)

6. Branchlets and pedicels eglandular ........................ ..................................... E. curvula (ḝ÷ȁNjƎḍ)