1140 



GLOSSARIAL INDEX. 



Plumose, bearing a resemblance to feathers; 

 feathery. 



Plumule, the ascending shoot of a seedling. 



Pud, a kind of seed-vessel similar to that of the 

 common pea. 



Pollen, farina, or dust, contained within the cells 

 of the anthers when perfect ; it is essential to 

 fructification. 



Polyandrous, having more than 20 stamens in- 

 serted in the receptacle. 



Polygamous, producing male, female, and her- 

 maphrodite flowers on the same plants. 



Polypetalous, having many petals. 



Pome, a fruit composed of the fleshy tubular part 

 of the calyx, and crowned by the persistent 

 limb. 



Pouch, a small bag, or sac, at the base of some 

 petals and sepals. 



Prickle, a rigid opaque process terminating in 

 an acute point, unconnected with the woody 

 fibre. 



Procumbent, prostrate. 



Pubcrulous, clothed with spreading down, 



Pubescent, covered with short soft hairs. 



Punctured, dotted. 



Putamen, a nut of many cells. 



Pyramidal, formed like a pyramid. 



Pyrence, a kind of fruit, synonymous with the 

 term Pome. 



Pyrtform, shaped like a pear. 



Q. 



Quadrangular, having four angles. 

 Quadrifarious , arranged in four rows ; or ranks. 

 Quadnfld, four-parted ; divided into four parts. 

 Quinqueftd, five-parted ; divided into five parts. 



Raceme, a mode of inflorescence in which the 

 flowers are arranged around a simple filiform 

 axis, each particular flower on its own proper 

 footstalk. 



Racemule, a small raceme. 



Rachis, the common footstalk of spikes or panicles 

 of flowers, and of compound leaves ; the axis of 

 the cone of the silver fir and the cedar. 



Radiant, divided like the rays of a star. 



Radicle, the root of an embryo. 



Ramentaceous, having small loose scales upon the 

 stem. 



Ramose, branched. 



Raphe, in seeds, the channel of vessels which con- 

 nects the chalaza at one end of the seed-vessel 

 with the hilum at the other. 



Receptacle, that part of the fructification which 

 supports the other parts. 



Recurved, curved backwards. 



Reflexed, bent backwards. 



Regma, a kind of seed-vessel, three or more celled, 

 few-seeded, superior, dry, the ceils bursting 

 from the axis with elasticity into two valves. 



Reniform, kidney-shaped. 



Repand, when the margin of a leaf has a wavy 

 undulated appearance, the leaf is said to be 

 repand. 



Replicate, folded back. 



Reticulated, net-like, usually applied to the veins 

 or nerves. 



Refuse, ending in a broad shallow notch, appear- 

 ing as if bitten off at the end. 



Revolute, rolled back. 



Rhombic, ~) a figure approaching to a diamond- 



Rhomboid,} shape. 



Rigid, stiff. 



Ringent, gaping. 



Rotate, wheel-shaped: a monopetalous corolla, 

 having a very short tube and a flat limb, is 

 called rotate. 



Rufescent, somewhat rusty. 



Rugose, rough, or coarsely wrinkled. 



Runcinate, cut into several transverse acute seg- 

 ments which point backwards. 



S. 



Sagittate, arrow-shaped, shaped like the head of 



an arrow. 

 Salver-shaped, applied to the calyx or corolla 



when the tube is long and slender, and the 



limb flat. 

 Samara, a kind of winged seed-vessel containing 



one or more seeds, surrounded, or partially 



surrounded, by a thin transparent membrane. 

 Samartdeous, bearing samarae. 

 Sarmentose, producing trailing stems which root 



at every joint. 



Scabrous, rough from little asperities. 

 Scale, a term usually applied to the bracteae of 



the amentum or catkin ; also bracteas of cones. 

 Scale formed, having the form of scales. 

 Scaly, having scales. 

 Scandent, climbing. 

 Scape, a stem rising immediately from the root, 



bearing flowers only, or, at most, flowers and a 



few bracteae. 



Scarious, dry and membranous. 

 Scobiform, formed of a very thin, hollow, mem- 

 branous aril, containing a globular free seed in 



its cavity. 



Secund, arranged on one side only. 

 Semi, half. 



Seminiferous, seed-bearing. 

 Sepaloid, resembling sepals. 

 Sepals, divisions of the calyx. 

 Septicidal, dividing at the dissepiments to admit 



the escape of seeds. 



Septtferous, having septa or partitions. 

 Serrate, like the teeth of a saw. 

 Serrulate, finely notched, like the teeth of a very 



fine saw. 



Sessile, without stalks. 



Seta, a bristle ; a strong, stiff, roundish hair. 

 Setaceous, resembling a bristle in form. 

 Setigerous, bearing bristles. 

 Setose, bristly ; clothed with bristles. 

 Sheath, the lower part of a leaf or petiole which 



surrounds the stem. 

 Shield, a broad table-like process in some flowers, 



also the seed-vessel in lichens. 

 Silicle, a kind of pod, short and round, with two 



valves, and having its seeds attached to both 



sutures. 

 Silique, a long and narrow dry seed-vessel with 



two valves, the seeds of which are alternately 



fixed to both sutures. 

 Sinuated, cut into scollops. 

 Sinus, a notch or cavity, 

 Sorosis, a spike or raceme converted into a fleshy 



fruit by the cohesion, in a single mass, of the 



ovaria and floral envelopes. 



faihaceous, having a spathe ; spathe-like. 

 athulate, shaped like a spatula. 

 hacelate, withered, but not decayed. 

 Spicate, having an inflorescence in which the 



flowers are sessile, or nearly so, upon one long 



common footstalk, or rachis. 

 Spine, a thorn which proceeds from the wood, 



not from the bark only. 



Spinescent, furnished with spine-like processes. 

 Spinule, a small spine. 

 Spurred, having horn-like processes, produced 



by various parts of a flower. 

 Squarrose, ragged ; scurfy. 

 Stamen, the male organ of a flower. 

 Staminodia, scales at the base of the petals in 



some flowers, as in those of some species of 



lime. 

 Standard, the upper petal in papilionaceous 



flowers. 



Stellate, radiating in a star-like manner. 

 Stem-clasping, the petiole of a leaf which is 



dilated so as to enfold the stem with its base 



is said to be stem-clasping. 

 Stipe, the stalk of the germen or ovary within 



the corolla and calyx; the trunk of a tree- 

 fern, &c. 



Stipiiate, furnished with a stipe. 

 Stipule, a small leaf or membrane at the base of 



the petiole. 



