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INTRODUCTION TO BOTANY. 
if Awned, aris tales . Furnished with awns. Secale. 
Unarmed, mutices . Without awn, or point. Briza. 
Glumelle. 
Stragule, Corolla, Interior glume, Glumella, Stragula, 
Gluma interior, Glurna corollina, Perigonium. The in- 
ternal particular involucrum of the flowers of the grasses 9 . 
similar in structure to the glumes , hut peculiar to each 
flower , and situated next the sexual organs. 
One-spathelluled, Glumella imispathellata , unipaleacea. 
Composed of one piece only. Agraulis caninus, Alope- 
curus. PL 12, fig. 13, 14, and 19. 
Two-spathelluled, bispat hellulata , hipaleacea. Composed 
of two pieces. Bromus, Avena, Secale, Briza. 
Spathellules . 
Valves, Spathelles, Chaffs, Spathellulas, Valvulse, Spathellse, 
Glumse, Palese. The pieces that compose the glumelle. 
Similar, Spathellules similares. When both spathellules 
are alike. 
Dissimilar, dissimilares. When the lower spathellule is 
different from the upper. 
^ Two-rowed, distiches. Briza, Bromus. 
Tiled, imbricates. Briza, Bromus. 
Conjoined, connatee , coadnutcc, coalites . Alopecurus 
agrestis, A. pratensis, A. bulbosus. 
Rounded, subrotundes. Briza. 
Oval, ovules. Melica nutans. 
Lanceolate, lanceolates. Bromus, Avena. 
Truncated, truncates. Phiernn. 
Concave, concaves. Briza, Melica nutans. 
Compressed, compresses. Oryza sativa. 
Boatlike, navicular es. Triticum sestivum, Secale cereale, 
Phalaris Canariensis. 
Uncut, integres. Briza. 
if Membranaceous, membranacece. Melica altissima. 
Leatherlike, coriacecs. Olyra pauciflora, Stipa. 
Ribbed, nervates, nervoses. Secale cereale. PL 12, fig. 12. 
Two-teethed, bidentales. Agraulis caninus, Bromus ar~ 
wensis, Achnatherium lanceolatum, Aira caryophyllea. 
Four-teethed, quadridentates. Achnatherium lanceola- 
tum. 
if Pointed, mucronatce . Uniola, 
