MONOCOTYLEDONOUS OR ENDOGENOUS PLANTS. 543 



P. occiDENTALE, Leconte. Bulb without runners ; leaves 

 linear-strap-shaped, ohtuse, concave, and, Hke the 2-edged, 

 G-flowercd scape, glaucous ; divisions of tiie ijerianlh white, 

 linear, spreading and recurved at the apex; crown funnel- 

 shaped, with six toothed lobes alternating with the fila- 

 ments; capsule many-seeded. Stem and leaves 2° long. 

 Upland prairies and hills in Burleson County. 



CRINUM, L. 



Tube oi ^a 'periantli crownless at the apex. Otherwise 

 like Pancratium both in character and habit. 



0. Americanum, L. Leaves strap-shaped, concave, ob- 

 tuse, remotely denticulate, spreading; scape compressed, 

 with rounded edges, 2-4:-flowered ; tracts lanceolate re- 

 curved ; ovaries sessile, with a linear bractlet at the base 

 of each; ^ozi^ers large, fragrant; leaves of the perianth 

 white, lanceolate, shorter than the green tube ; filaments 

 and style purple above ; stigma truncate, entire ; ovules 3 

 in each cell, erect ; capsule globose, membranaceous, inde- 

 hiscent, 1-6-seeded, pointed with the long persistent tube 

 of the perianth ; seed large, corm-like ; embryo oblong, in 

 the axis of copious fleshy albumen ; radicle inferior. May- 

 September. Scape l"-2° high ; perianth 6-8' long. On 

 the banks of Buffalo Bayou. 



AGAVE, L. 



Perianth corolla-like, funnel-shaped, 6-parted, persist- 

 ent ; stamens exserted ; anthers linear, versatile ; style fili- 

 form, exserted; stigma 3-angled or 3-lobed ; capsule coria- 

 ceous, 3-lobed, 3-celled, loculicidally 3-valved, many-seed- 

 ed ; seeds flat, black and shining, attached to the central 

 placentae ; scape bracted ; leaves fleshy, spiny or cartilagin- 

 ous on the margins ; floioers in simple or panicled spikes, 

 bracted. South-western Texas. 



