Elaeagnaceae. 



247 



Elaeagnus. Oleaster. 

 (Family Elaeagnaceae). 



Shrubs or small trees, often 

 twig-spiny, stellate-hairy or with 

 often silvery or glistening-brown 

 peltate scales: mostly deciduous. 

 Twigs terete, rather slender: pith 

 small, round, continuous. Buds 

 small, solitary or collaterally 

 branched in spine-formation or 

 exceptionally superposed, sessile, 

 round, conical or oblong, with 

 about 4 exposed scales. Leaf- 

 scars alternate, half-round, minute, 

 more or less raised: bundle-trace 

 1 : stipule-scars lacking. Refer- 

 ences under Shepherdia. 



1. Evergreen. 2. 

 Deciduous. 6. 



2. Silvery. E. macrophylla. 

 Twigs brown-scaly. 3. 



3. Not variegated. E. pungens. 

 Leaves variegated, crisped. 4. 



Variegation marginal. E. pungens variegata. 



Variegation median. 5. 



Center yellow. E. pungens Frederici. 



Blotched with yellow. E. pungens maculata. 



Marked with yellow and red. E. pungens Simoni variegata. 



Twigs and buds silvery or olivaceous. 7. 



Twigs and buds brown-scaly. 9. 



Without any brown scales. (1). E. angustifolia. 



Some scales brown. 8. 



End-bud elongated: twigs very slender. (2). E. umbellata. 



End-bud conical-ovoid. (3). E. argentea. 



Buds rather silvery and conical. E. argentea. 



Buds dark red-brown, subglobose. (4). E. multiflora. 



