428 GLOSSARY. 



Banner. The upper and comraonly largest petal of a papiliona- 

 ceous flower. 



Barren. Producing no fruit. Containing stamens only ; as in 

 the barren flowers of Rhus vernix. Med. Bot. PL 10. 



Bearded. Crested with parallel hairs. 



Bell shaped. Rounded and hollow at base, without a tube ; as in 

 the corolla of Apocynum androscemifolium. Med. Bot. PI. 36. 



Berry. A juicy fruit without valves, with the seeds imbedded in 

 the pulp, without any intermediate covering; as in Phyto- 

 lacca decandra. Med. Bot. PI. 3. 



Biciispidate. With two points. 



Biennial. Living two years, in the second of which the flower 

 and fruit are produced ; as in Conium maculatum. Med. Bot. 

 PI. 11. 



Bifarious. In two rows, pointing in different directions. 



Bifid. Two cleft. Cut nearly into two parts. 



Biglandtdar. Having two glands. 



Bilocular. Having two cells. 



Bijugate. Bearing two pairs. 



Bilabiate. Having two lips and an open throat. 



Bipinnate. Twice pinnate. When both the leaf and its subdi- 

 visions are pinnate. 



Bipinnatifid. Twice pinnatifid. Both the leaf and its segments 

 being pinnatifid. 



Biternate. Twice ternate. The petiole supporting three ternate 

 leaves. 



Bivalve. Two valved. 



Bloom. A superficial coloring substance which easily rubs off; 

 apparently a fine powder. 



Border. The brim, or spreading part of a corolla. 



Brachiate. Branches opposite, and each pair at right angles with 

 the preceding. 



Bracte, or Floral leaf A leaf near the flower which is different 

 from the other leaves of the plant. 



Bracteate, Furnished with bractes. 



Bulb. A solid, coated or scaly part of a plant, capable of contin- 

 uing its existence ; usually found at the root, but sometimes 

 on the stem. 



Bulbous. Formed of a bulb. 



