XX 



GLOSSARY OF BOTANICAL TERMS. 



Areola,, a small cavity as in the base 

 of some achenia. 



Aril or arillus, a loose coating of the 

 seed. 



Arillate, having an aril. 



Aristate, awned, ending in a bristle. 



Armed, furnished with thorns or 

 prickles. 



Articulated, jointed, connected by 

 joints or places of separation. 



Ascending, rising from the ground 

 obliquely. 



Assurgcnt, rising in a curve from a 

 declined base. 



Attenuated, gradually diminished or 

 tapering, 



Auriculate, having an ear-like base. 



Awn, a stiff bristle, frequently rough 

 or bearded ; as in the flowers of 

 certain grasses. 



Awned, having awns. 



Awnless, without awns, or bristle- 

 like appendages. 



Axil, the angle between a leaf and 

 stem on the upper side. 



Axillary, growing in or from the axil. 



Axis, a central stem or peduncle ; a 

 real or imaginary central line ex- 

 tending from the base to the sum- 

 mit. 



Baccate, berried, having a fleshy coat 

 or covering. 



Banner ', or vexillum, 81. 



Barb, a straight process armed with 

 one or more teeth pointing back- 

 wards. 



Barren, producing no fruit, contain- 

 ing stamens only. 



Beak, a terminal process, like a bird's 

 bill ; a hard short point. 



Beaked, having, or terminating, in a 

 beak. 



Bearded, .with parallel hairs ; applied 

 also to the Grasses. 



Berry, 156. 



Bicuspidate, with two points. 



Bidentate,-vfiih two teeth. 



Biennial, 30. b. 



Bifarious, in two series or opposite 

 rows ; pointing in two directions. 



Bifid , two cleft, cut nearly in two 

 parts. 



Bifurcate, forked; ending in two 

 nearly equal branches. 



Biglandular, having two glands. 



Bilabiate, having two lips, 



B'damellate, having two lamellae, or 



thin plates. 



Bilobed, having two lobes. 

 BUocular, having two cells. 

 Binnate, growing two together. 

 Sip-innate, twice pinnate, when both 



the leaf and its subdivisions are 



pinnate. 

 Bipinnatifid, twice pinnatifid, both 



the leaf and its segments being 



pinnatifid. 



Birostrate, with two beaks. 

 Bisetose, with two bristles. 

 Bisulcate, with two grooves or fur- 

 rows. 

 Biternate, twice ternate, the petiole 



supporting three ternate leaves. 

 Bivalved, two valved. 

 Bloom, a fine powdery coating on 



certain fruits ; as the Plum. 

 Border, the brim, or spreading part 



of a corolla. 

 Brachiate, branches opposite, and 



each pair at right angles with the 



preceding. 

 Bract, 51. 



Bracteoles, small bracts. 

 Branchlets, subdivisions of the 



branches. 



Bristles, rigid hairs, straight or hook- 

 ed. 



Bud, 32. 

 Bulb, 15. 

 Buttiferous, bearing bulbs. 



Caducous, falling early, sooner than 

 deciduous. 



Ccespitose, or cespitose, growing in 

 tufts. 



Calcarate, resembling, or furnished 

 with, a spur or horn. 



Calli, small callosities or rough pro- 

 tuberances. 



Calyciform, shaped like a calyx. 



Calyculatc, furnished with an addi- 

 tional outer calyx. 



Calyptriform, shaped like a calyptra 

 or extinguisher. 



Calyx, 73. 



Campanulate, bell-shaped. 



CanalicuMe, channelled or furrowed. 



Canescent, whitish, hoary; covered 

 with a whitish or gray pubescence. 



Capillary, or capillaceous, very slen- 

 der, resembling a hair. 



Capitate, shaped like a head, or 

 bearing a head. > *-' 



