GLOSSARY. 



Rav« 57 ; t'l^ marginal flowers a head or 

 cvme • the partial stalks of an umbel. 



Radiate 'or Kadiaut : bearing rays; di- 

 vero-iiio- from a centre. 



Radic!il:°near or belonging to the root. 



Radicle, 103. 



Raphe, S3. 



RccGDtiicls 61. 



Keclinino-: 'leaning or faUing to one side. 



iX^V I bent gradually backward. 



Refracted: bent abruptly backward, as if 

 broken. 



Regular: of uniform shape and size. 



Reniform: see Kidney-shaped. 



Repand : wavy. 



Resupinate: turned upside down. 



Reticulate : disposed in little spaces, like 

 network. 



Revolute: rolled backward. 



Rhizoma, 18. 



Rhombic or Rhomboidal : diamond- 

 shaped. 



Ribs, 33; longitudinal ridges. 



Ribbed: bearing ribs. 



Root, 7. 



Rootlet, 7. 



Rootstock, 18. 



Rostrate: Ijeaked. 



Rotate : wheel-shaped ; with a short tube 

 and a spreading limb. 



Rudimentary : imperfectly developed. 



Rugose: uneven; wrinkled. 



Ruminated (albumen) : divided into 

 lobes. 



Runcinate : same as IjTate, but with the 

 lobes directed backward. 



Runner, 23. 



Sagittate : arrow-shaped. 



Samara, 97. 



Scabrous: rough. 



Scales : reduced leaves, or any small 



and thin appendage. 

 Scaly: beset with scales; of the texture 



of scales. 

 Scape, 50. 



Scarious: very thin and colorless. 

 Scurfy : covered with minute scales. 

 Secund: one-sided. 

 Seed, 99. 

 Segment: one of the parts of a divided 



leaf, &c. 

 Sepal, 63. 

 Septicidal, 89. 

 Serrate : with the margin cut into teeth 



like a saw. 

 Serrulate: finely serrate. 

 Sessile: not raised on a stalk. 

 Setaceous : bristle-like. 

 Sheath: the base of a leaf when it is 



wrapped round the stem. 

 Sheathing : enclosing the stem like a 



sheath. 

 Shield-shaped: see Peltate. 

 Shrub, 26. 

 Silicle and Silique, 90. 



Silk}-: clothed with fine appressed shin- 

 ing hairs. 



Silvery : white and shmmg. 



Simple : of one piece. 



Sinuate : with the margins cut into 

 i-ounded incisions (sinuses) which are 

 separated by rounded lobes. 



Solitary : standing alone. 



Sorus : the fruit cluster of ferns. 



Spadix, 54. 



Spathe, 54. 



Spatulate : dilated into a broad and 

 rounded summit, from a slender base. 



Species, 111. 



Specific : pertaining to a species. 



Spike, 52. 



Spikelet : a small spike, or a branch of a 

 spike. 



Spindle-shaped: see Fusiform. 



Spine, 24. 



Spiny: armed with spines; spine-iike. 



Spiral Vessels, 5. 



Sporangia : Flora, p. 585. 



Spores : Flora, p. 585. 



Spur: a hollow appendage of the calyx 

 or the corolla. 



Spurred: furnished with a spur. 



Squarrose : covered with spreading 

 scales. 



Stamen, 69. 



Staminate : bearing stamens. 



Standard: Flora, p. 86. 



Stellate or Stellar : radiating from a 

 common centre. 



Stem, 13. 



Stemless, 13. 



Sterile: unfiiiitful; imperfect. 



Stigma, 78. 



Stigmatic : belonging to the stigma. 



Stipe : the stalk of an ovar\^ or of a fern- 

 leaf. 



Stipel, 38. 



Stipellate : furnished with stipels. 



Stipule, 38. 



Stipulate: furnished with stipules. 



Stolon, 22. 



Stoloniferous : bearing stolons. 



Stomata, 33. 



Strap-shaped : long and flat, with par- 

 allel margins. 



Striate : marked with fine furrows. 



Strigose : bristly with rigid appressed 

 hairs. 



Strobile, 98. 



Style, 77. 



Subulate: awl-shaped. 



Sulcate: marked with deep furrows. 



Suspended: hanging. 



Suture, 80. 



Syngenesious, 72. 



System, 115. 



Tap-root, 8. 

 Tendril, 25. 



Terete: cylindrical; round. 

 Ternate : of three leaflets ; three in a 

 whorl. 



