GLOSSARY. 



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young plant, whence the plumule and radicle 

 are given off, and the name is given in general 

 to the central organ bearing buds; in Grasses, 

 the common stem of a locusta. 



Bacca, berry, a unilocular fruit, having; a soft 

 outer covering, and seeds immersed in pulp. 

 All such fruits are called Baccate. 



Eaculiform, applied to rod-like bodies in the 

 reproductive organs of Sphaeroplea. 



Balausta, the fruit of the Pomegranate. 



Barbate, Bearded, having tufts of hair-Hke 

 pubescence. 



Bark (cortex), the outer cellular and fibrous 

 covering of the stem ; separable from the 

 wood in Dicotyledons. 



Barren, not fruitful, applied to male flowers, 

 and to the non-fructifying fronds of ferns. 



Basal or Basilar, attached to the base of an 

 organ. 



Basidium, a cell bearing on its exterior one or 

 more spores in some Fungi, which are hence 

 called Basidiosporous. 



Bast or Bass, the inner fibrous bark of Di- 

 cotyledonous trees. 



Bathymetrical, measurement of depths at 

 which plants grow in the ocean. 



Bedeguar, a hairy excrescence on the branches 

 and leaves of Roses, caused by an attack of 

 a Cynips. 



Bidendate, having two tooth-like processes. 



BiFARious, in two rows, one on each side of 

 an axis. 



Bifid, two-cleft, cut down to near the middle 

 into two parts. 



BiFORiNE, a raphidian cell with an opening at 

 each end. 



BiLAMELLAR, having two lamellae or flat divi- 

 sions, as in some stigmas. 



BiLOCULAR, having two loculaments. 



Binate, apphed to a leaf composed of two 



■ leaflets at the extremity of a petiole. 



Biogenesis, the production of living^ cells 

 from previously existing cells of a similar 

 nature. 



BiPAROUS, applied to cymose inflorescence 

 when the first axis gives rise to two bracts, 

 from each of which a second axis proceeds, 

 and so on ; thus the inflorescence is Dicho- 

 tomous. 



Bipartite, cut down to near the base into two 

 parts. 



Bipinnate, a compound leaf divided twice in 

 a pinnate manner. 



Bipinnatifid, a simple leaf, having lateral 

 lobes with divisions extending to near the 

 middle, the lobes being also similarly divided. 



B I PIN NAT I partite, differing from bipinnatifid 

 in the divisions extending to near the mid- 

 rib. 



Biplicate, doubly folded in a transverse man- 

 ner. 



BiPOROSE, having two rounded openings. 



Bis, twice, in composition, Bi. 



Biserrate, or duplicate - serrate, when the 

 serratures are themselves serrate. 



Bisexual, male and female organs in the same 

 flowers. 



Biternate, a compound leaf divided into 

 three, and each division again divided into 

 three. 



Bitten, same as Premorse. 



Blade, the lamina or broad part of a leaf, as 

 distinguished from the petiole or stalk. - 



Blanching, see Etiolation. 



Bletting, is the change of the pulp from 

 green to brown, as occurs in the Medlar after 

 being pulled and kept for some time ; the 

 fruit from being austere thus becomes soft 

 and edible. 



Bole, the trunk of a tree. 



Bothrenchyma, dotted or pitted vessels, with 

 depressions on the inside of their walls. 



Brachiate, with decussate branches. 



Bract, a leaf more or less changed in form, 

 from which a flower or flowers proceed ; 

 flowers having bracts are called Bracteated. 



Bracteole or Bractlet, a small bract at the 

 base of a separate flower in a multifloral in- 

 florescence. 



Bryology, the study of Mosses ; same as 

 Mtiscology. 



Bulb, an underground bud covered with fleshy 

 scales. 



Bulbil or Bulblet, separable buds in the axil 

 of leaves, as in some Lilies. 



Bulbous-based, applied to hairs which are 

 tumid at the base. 



Byssoid, very slender, like a cobweb. 



Caducous, falling off very early, as calyx of 



Poppy. 

 C^sious, with a fine pale blue bloom. 

 C^SPiTOSE, growing in tufts. 

 Calathiform, hemispherical or concave, like 



a bowl or cup. 

 Calathium, same as Capitulum and Antho- 



diuvt. 

 Calcar, a spur, a projecting hollow or solid 



process from the base of an organ, as in the 



flowers of Larkspur and Snapdragon ; such 



flowers are called Calcarate or spurred. 

 Calceolate, slipper-like, applied to the hollow 



petals of some Orchids, also to the petals of 



Calceolaria. 

 Callosity or Callus, a leathery or hardened 



thickening on a limited portion of an organ. 

 Calyciflor-e, a sub-class of Polypetalous 



Dicotyledons having the stamens attached 



to the calyx. 

 Calyculus or Caliculus, an outer calycine 



row of leaflets, giving rise to a double or 



calyculate calyx. 

 Calyptra, the outer covering of the sporangium 



of Mosses. 

 Calyptrimorphous, applied to pitchers or as- 



cidia having a distinct lid. 

 Calyx, the outer envelope of the flower ; when 



there is only one envelope, it is the calyx. 

 Cambium, mucilaginous cells between the 



bark and the young wood, or surrounding 



the vessels. 

 Campanulate, shaped like a bell, as the flower 



of Hare-bell. 

 Campulitropal or Campylotropal, a curved 



ovule with the hilum, micropyle, and chalaza 



near each other ; no true raphe. 

 Campylosperm/e, seeds with the albumen 



folded laterally. 

 Canaliculate, channelled, having a longi- 

 tudinal groove or furrow. 

 Cancellate, latticed, composed of veins 



alone, or lattice-like cells. 

 Capillary, filiform, thread-like or hair-like. 



