746 



GLOSSARY. 



Saccate. Sac-shaped. 



Sagittate. Shaped like an arrow-head, the 



basal lobes directed downward. 

 Salver-shaped (corolla). Having a slender 



tube abruptly expanded into a flat limb. 

 Samara. An indehiscent winged fruit. 

 Scabrous. Rough to the touch. 

 Scalariform (vessels). Having transverse 



markings like the rounds of a ladder. 

 Scape. A peduncle rising from the ground, 



naked or without proper foliage, 

 Scapose. Bearing or resembling a scape. 

 Scarious. Thin, dry, and membranaceous, 



not green. 

 Scorpioid (inflorescence). Circinately coiled 



while in bud. 

 Scurf. Small bran-like scales on the epi- 

 dermis. 

 Scymltar-shaped (leaf). Curved with a flat- 

 triangular section, the straighter edge the 



thickest. 

 Seed. The ripened ovule, consisting of the 



embryo and its proper coats. 

 Segment. One of the parts of a leaf or other 



like organ that is cleft or divided. 

 Sepal. A division of a calyx. 

 Septicidnl (capsule). Dehiscing through the 



partitions and between the cells. 

 Septum. Any kind of partition. 

 Serrate. Having teeth pointing forward. 

 Serrulate. Finely serrate. 

 Sessile. Without footstalk of any kind. 

 Setaceous. Bri.^Mo like. 

 Setose. Beset with bristles. 

 Setulose. Having minute bristles. 

 Sheath. A tubular envelope, as the lower 



part of the leaf in Grasses. 

 Sheathing. Enclosing as by a sheath. 

 Shrub. A woody perennial, smaller than a 



tree. 

 Silicle. A short silique. 

 Silique. The peculiar pod of Cruciferse. 

 Silk-;/. Covered with clo.'-e-pressed soft and 



straight pubescence. 

 Simple. Of one piece; not compound. 

 Sinuate. With the outline of the margin 



strongly wavy. 

 Sinus. The cleft or recess between two 



lobes. 

 Smooth. Without roughness or pubescence. 

 Sarus (pi. Sori). A heap or cluster, applied 



to the fruit-dots of Ferns. 

 Spadix. A spike with a fleshy axis. 

 Spathf. A laree bract or pair of bracts en- 

 closing an inflorescence. 

 Spatulate. Gradually narrowed downward 



from a rounded summit. 

 Spicate. Arranged in or resembling a spike. 

 Spiciform. Spike-like. 

 Spike. A form of simple inflorescence with 

 the flowers sessile or nearly so upon a more 

 or less elongated common axis. 

 Spikelet. A small or secondary spike. 

 Spindle-shaped. Same as Fusiform. 



Spine. A sharp woody or rigid outgrowth 



from the stem. 



Spinose. Spine-like, or having spines. 



Sporangium. A. spore-case. 



Spore. The reproductive organ in Crypto- 

 gams which corresponds to a seed. 



Sporocarp. The fruit-cases of certain Cryp- 

 togams containing sporangia or spores. 



Spur. A hollow sac-like or tubular exten- 

 sion of some part of a blossom, usually 

 nectariferous. 



Squamuln. A reduced scale, as the hypogy- 

 nous scales in Grasses. 



Squarroi<e. Having spreading and project- 

 ing processes, such as the tips of involucral 

 scales. 



Squamdose. Diminutively squarrose. 



Stamen. One of the pollen-bearing or fer- 

 tilizing organs of the flcwer. 



Stam'niodium. A sterile stamen, or any 

 structure without anther corresponding to 

 a stamen. 



Standard. The upper dilated petal of a 

 papilionaceous corolla. 



Stellate, Stelliform. Star-shaped. 



Stem. The main ascending axis of a plant. 



Sterile. Unproductive, as a flower without 

 pistil, or stamen without an anther. 



Stigma. That part of a pistil through 

 which fertilization by the pollen is ef- 

 fected. 



Stigmatic. Belonging to or characteristic of 

 the stigma. 



Stipe. The stalk-like support of a pistil : 

 the leaf- stalk of a Fern, 



St'ipitate. Having a stipe. 



StipuUir. Belonging to stipules. 



Stipulate. Having stipules. 



Stipule. An appendage at the base of a peti- 

 ole or on each side of its insertion. 



Stolon. A runner, or any basal branch that 

 is disposed to root. 



Stoloniferous. Producing stolons. 



Stoma (pi. Stomata). An orifice in the epi- 

 dermis of a leaf communicating with inter- 

 nal air-cavities. 



Striate. Marked with fine longitudinal lines 

 or ridges. 



Strict. Very straight and upright. 



Strigose. Beset with appressed sharp 

 straight and stiff' hairs. 



Strobih'. An inflorescence marked by im- 

 bricatai bracts or scales, as in the Hop and 

 Pine-cone. 



Strophiole. An appendage at the hilum ot 

 certain seeds. 



Stiile. The usually attenuated portion of the 

 pistil connecting the stigma and ovary. 



Stylopodium. A disk-like expansion at the 



base of a style, as in Umbelliferae. 

 Suh-. A Latin prefix, usually signifying 



somewhat or slightly. 

 Subulate. Awl-shaped. 

 Succubous (leaves). Having the upper mar- 



