430 FLORA OF TEXAS. 



leaves very numerous, the upper ones linear and mostly al- 

 ternate ; cahjx-iQQih. subulate, erect, spiny-pointed; lohes 

 of the corolla notched or entire. (P. setacea, L. ; P. Hent- 

 zii, Nutt.) April and May. Stems 4-12' long; leaves 

 4"-6"long; corolla J'-l' broad, purple or white. 



P. Drummondii, Hook., is an annual species, common in 

 gardens. 



GILIA, Ruiz and Pavon. 



Calyx tubular or bell-shaped, o-cleft; corolla funnel- 

 shaped, 5-lobed ; stamens m^QvtQd equally near the mouth 

 of the corolla ; ovules commonly numerous in the cells ; 

 capsule oblong or obovoid ; seeds angled or compressed. — 

 Heris, with finely divided leaves, and sho^j fiowers. 



G. CORONOPIFOLIA, Pers. Stem tall, simple, pubescent 

 or hairy, very leafy ; leaves pinnately divided into many 

 filiform very acute segments ; jloioers scarlet, crowded in a 

 long compound raceme or narrow panicle ; corolla tubular- 

 funnel-shaped, with the oval-oblong obtuse lobes about -J- 

 as long as the tube ; stamens exserted. (Cantua Florida- 

 na, Nutt?) Dry sandy soil. July. Stem 2°-4° high; 

 corolla 1' long, yellow and spotted with red within. Bien- 

 nial. 



91. CONVOLVULUS FAMILY. Order, Coin^OLVU- 



LACE^. 



Chiefly twining or prostrate lierls, with alternate exsti- 

 pulate leaves, and regular mostly showy and fugaceous 

 flowers ; calyx 5-sepalous, imbricated ; corolla bell-shaped, 

 funnel-shaped, or salver-form, 5-plaited or 5-lobed, convo- 

 lute in the bud ; stamens 5, inserted on the tube of the 

 corolla ; anthers 2-celled, sagittate ; ovary free, single or 

 double, 1-4-celled, with 1-2 erect anatropous ovules in 

 each cell ; sttjles 1 or 2, entire or 2-cleft ; stigmas capitate, 

 ovate, or acute; m;?5w?e 2-6-seeded ; emlryo large, coiled 

 or curved in mucilaginous albumen. 



