164' BOTANICAL SYNOPSIS 



to four inches long, with minute ovate-lanceolate, deciduous 

 stipules. Flowers much as in S. fragilis, but with nearly 

 sessile capsules and recurved bifid stigmas. May. Europe, 

 North Africa, Siberia, and West Asia.— Vol. III., p. 25. 



S. oaerulea Sm.— Blue Willow. Similar to the above, but 

 with leaves which are grey beneath and become smooth 

 when old.— Vol. III., p. 30. 



S. vitellina Sm.— Golden Willow. Similar to the last, 

 but with yellow or reddish twigs. — Vol. III., p. 30. 



S. viminalia L. — Osier. Branches long, slender, silky 

 when young, polished later. Leaves sometimes ten inches 

 long, with wavy, recurved margins. Catkins before the 

 leaves. April. Northern Asia and Russia. — Vol. HI., p. 31. 



S. cinerea L.— Sallow. Twigs and buds downy. Leaves 

 obovate-lanceolate, wrinkled, dark green, glaucous, with 

 reddish brown hairs beneath, and large, kidney - shaped 

 stipules. March. — Vol. III., p. 31. 



S. Caprea L. — Goat Willow. Buds smooth. Leaves ovate, 

 wrinkled, with wavy margins. Closely allied to the last. 

 March to May.— Vol. III., p. 25. 



NATURAL OSDES, CXTFULIFEE.^ {OAK 

 FAMILY). 



Quercus Bobur L. — Oak. Bark corky, deeply furrowed, 

 grey. Branches tortuous. Leaves alternate, obovate-sinuate, 

 with blunt lobes, three to six inches long. Catkins monoe- 

 cious, appearing with the leaves, two to three inches long, 

 pendulous, lax. Stamens ten. Ovary inferior, three-cham- 

 bered, forming a one-seeded "acorn," surrounded at base 

 by a cupule of numerous, adpressed, imbricate scales. 

 April, May. From Syria and Mount Atlas almost to 

 the Arctic Circle. Var. pedunculata Ehr., White Oak. 

 Leaves sessile, downy beneath when young. Acorns on 

 long stalks. Var. intermedia D. Don, or pubescens Willd. 

 Durmast Oak. Leaf -stalks and peduncles both short. 

 Leaves remaining downy beneath. Fruit dark-coloured. 

 Var. sessiliflora Salisb. Eed Oak. Young branches downy. 



