330 APPENDIX 



Seed spot method. See Direct seeding. 



Seed tree. Any tree which bears seed; specifically, a tree which is to 

 provide the seed for natural reproduction. 



Syn.: mother tree; nurse tree. 



G., Mutterbaum, Samenbaum. F., portegraine, semencier. 

 Seed tree method. See Reproduction, method of. 

 Seed year. A year in which a given species bears seed abundantly. 



G., Samenjahr. F., annee de semence. 

 Seeding. See Direct seeding. 

 Seeding stage. See Shelterwood method. 

 Seedling. 1. A tree grown from seed. 



G., Kernwuchs. F., brin de semence. 



2. In nursery practice, a tree which has not been transplanted in the 

 nursery. See Planting stock. 



3. In natural reproduction, a tree from seed which has not reached 

 a height of 3 feet. See Tree class. 



G., Samling, Keimling. F., jeune brin. 



Seedling forest. See High forest. 



Seedling sprout. A sprout resulting from the cutting of a seedling or 

 small sapling. This is differentiated from coppice sprout or shoot 

 because of its subsequent behavior. 



Selection forest. A forest through all parts of which many, or theoreti- 

 cally all age classes are represented. 



Selection method. See Reproduction method. 



Selection thinning. See Intermediate cuttings. 



Self pruning. See Pruning and Clear. 



Self-sown seed. Seed sown by any agency other than man. 



Set free, v. See Intermediate (liberation) cuttings. 



Severance felling or cutting. See under Intermediate cuttings or felling. 



Shade enduring. See Tolerant. 



Shade frame. A frame for the partial shading of a seedbed. It consists 

 of a cover of laths, brush, or cloth, arranged so that light can be ad- 

 mitted as desired and is frequently used in combination with a frame 

 and cover provided with wire netting to keep out birds and rodents. 



Shaft. Astern. 



Shelterbelt. See Windbreak. 



Shelter growth. An advanced growth used to protect shade-demanding 

 species. A new term to designate nurse trees collectively. 



