NATIVE WOODY PLANTS OF THE UNITED STATES 103 
Clematis catesbyana Pursh. Satin-curis. 
Range: 29, 30. 
Site: Well-drained, sun, shade. 
Fruit: Achene. 
A vine; ordinarily occurs on sandy soil. 
Clematis coccinea, see Clematis texensis. 
Clematis columbiana (Nutt.) Torr. 
Atragene columbiana Nutt. 
Range: 2, 4, 12, 13. 
Site: Well-drained, sun. 
Fruit: Achene. 
A vine, browsed to some extent by cattle in northwestern Montana when the 
foliage is young. 
Clematis crispa L. Curly clematis. 
C. cylindrica Sims, Viorna crispa (L.) Small. 
Range: 17, 29, 30. 
Site: Well-drained moist sun. 
Fruit: Achene. 
A slender vine; flowers June—-September; often occurs on acid soil. 
Clematis cylindrica, see Clematis crispa. 
Clematis drummondii Torr. and Gray. Drummond clematis. 
Range: 10, 11, 16, 17, 20. 
Site: Dry, well-drained, sun. 
Fruit: Achene, available in August. 
A climbing or clambering vine. 
Clematis filifera, see Clematis pitcheri. 
Clematis flaccida, see Clematis viorna. 
Clematis gattingeri Small. 
Viorna gattingeri Small. 
Range: 25. 
Site: Well-drained, sun. 
Fruit: Achene. 
A slender vine, flowering in July. 
Clematis glaucophylla, see Clematis viorna. 
Clematis lasiantha Nutt. Pipestem. 
Range: 3, 4, 5. 
Site: Well-drained, moist, sun, shade. 
Fruit: Achene. 
A climbing or clambering vine; flowers April-May; about 103,000 seeds per 
pound. 
Clematis ligusticifolia Nutt. Virgins-bower. 
C. brevifolia Howell. 
Range: 10273, 4,.0, 6, 0, 6, 9» 11, I2e13) 14) 15, 1618219122: 
Site: Well-drained, sun. ; 
Fruit: Achene, available September—November. 
A vigorous climbing or clambering vine; flowers June-August; root system 
shallow, fibrous; rootstocks produced; seed germination about 80 percent. 
Stomach records: Black-tailed deer. Observations: Of slight importance as 
browse for mule deer. 
Clematis missouriensis, see Clematis virginiana. 
Clematis neo-mexicana Woot. and Standl. New Mexico clematis. 
Range: 11. 
Site: Dry, sun. 
Fruit: Achene. 
A vine. 
Clematis obliqua (Small) Schneid. 
Viorna obliqua Small. 
Range: 29, 30. 
Site: Well-drained, sun. 
Fruit :‘ Achne. 
A vine; flowers April—August. 
