GLOSSARY OF BOTANICAL TERMS 203 



ground, from which annual 

 growths are made. 

 Rostrate ( Rostratus, Lat., 

 having a beak or hooked 

 point), terminating with a 

 beak-like extension. 



Scape (Scapus, Lat., a stem 

 or stalk), a leafless flower- 

 stem or floral axis, rising 

 from the ground. 



Scariose or Scarious (Scaria, 

 Lat., a thorny shrub), thin, 

 dried up and membranous. 



Segment (Segmentum, Lat., a 

 piece cut off), one of the 

 divisions of an organ as of 

 the perianth six in Iris. 



Serrate (Serra, Lat., a saw), 

 with saw-like teeth, leaning 

 forward. 



Serrulate, serrate, with minute 

 teeth. 



Sessile (Sessllis, Lat., sitting), 

 without a stalk. 



" Signal," a special term in Iris, 

 applied to the spot of colour 

 on the falls of many Irises 

 signalling to insects the part 

 of the flower they wish to 

 reach. 



Spathe (Spathe, Gr., a 

 spatula), a large bract en- 

 closing a flower, or flowers ; 

 or several bracts (each of 

 which is then a valve) en- 

 closing a flower or flowers. 



Spathe valve, see above. 



Species (Species, Lat., a sort 

 or kind). In classification, 

 species is subordinate to, and 

 included within genus, variety 

 being the next finer degree 

 of discrimination and "form" 

 the ultimate finest degree, 

 thus : 



Iris ("genus," including all 

 Irises). 



pumila (" species," in- 

 cluding all below). 



-caerulea ("variety," 



including forms). 



Count 



Andrassy ("form," a slight 

 variation of the variety 

 caerulea). 



Spicate (Spicatus, \u2k., spiked), 

 with the attributes of "spike," 

 which see. 



Spike (Spica, Lat., an ear of 

 corn), an indefinite inflor- 

 escence with flowers sessile 

 on a common elongated axis. 



Stamen (Slemon, Gr., a fila- 

 ment), one of the male 

 organs of a flower consisting 

 of filament and anther. 



"Standard," a special term 

 for the inner segments of an 

 Iris flower ; are frequently 

 more or less erect, while the 

 "falls "reflex. 



Stigma (Stigma, Gr., a point), 

 the part of the pistil or style 

 upon which the pollen can 

 be effective. 



