162 GLOSSARY 



Scale. As usually employed, a reduced leaf: also one of the 



parts of the cone of the pine etc., or of a winter bud: or of 



the scurf on a leaf or twig, etc. 

 Scaly. Detaching in flakes (white oak), as applied to bark: 



with finally hard and dry sometimes woolly or varnished 



protecting leaves or stipules, as applied to winter-buds. 

 Scape. A flower-stalk coming from a cluster of basal leaves 



(hyacinth). 

 Scattered. Not in any of the usual definite groups, as applied 



to leaves, ducts, bundle-traces, etc. 

 Scrambling plants. Imperfect climbers, lacking aerial roots 



and tendrils and not twining, but sometimes aided by 



prickles (rose) or short strong hairs (hop). 

 Scurfy. With scale-like pubescence rather than hairs. 

 Seed. The ripened ovule, containing an embryo plant. 

 Segment. One of the parts of a gamopetalous corolla or gamo- 



sepalous calyx: one of the parts of a lobed leaf. 

 Sepals. The outer, or only, series of floral leaves, constituting 



the calyx; sometimes (clematis) petal -like. 

 Seriate. In lines or series, as applied to ducts in cross section 



of wood. 

 Serrate. Toothed, with the teeth pointing in one direction 



like those of a saw: doubly serrate leaves have such teeth 



again serrate: contrasted with crenate and dentate. 

 Serrulate. Very finely serrate. 

 Sessile. Not stalked. 



Shaling. Scaly, in large flakes (bark of shag-bark hickory). 

 Shredding. Falling away in shreds (bark of the grape vine). 

 Simple. Of a single leaflet, as applied to leaves: unbranched, 



as applied to stem or inflorescence. 

 Single. With the normal number of showy parts, as applied 



to flowers: contrasted with double. 

 Sinus. The notch between two lobes. 

 Smooth. Not roughened: frequently, but less accurately, also 



used in the sense of glabrous. 



Soft-wood. Technically the lumber derived from conifers. 

 Solitary. Applied to buds when only one occurs at a node: 



