MOKOCOTYLEDONOUS OR ENDOGENOUS PLANTS. 541 



THALIA, L. 



Calyx minute ; corolla tubular, the three exterior divi- 

 sions similar and equal, the interior unequal, the anterior 

 one broad and hooded, the interior lateral one elongated 

 and clawed, the exterior lateral one furnished with two 

 bristles on one side, and partly adnate to the slender sta- 

 men on the other; style thick, spiral; stigma perforated, 

 2-lipped, the lower lip long and pendent ; capsule utricular, 

 1-celled, 1-seeded; seed ovoid, erect, campylotropous; em- 

 bryo hooked, in hard albumen.— Stemless herhs from fibrous 

 roots; scape elongated; petioles terete., dilated and sheath- 

 ing at the base ; floivers in bracted panicled spikes, com- 

 monly two together, and included in a 2-valved spathe. 



T. DEALBATA, Roscoe. Plant dustorl over witli a minute 

 white powder, otherwise smooth; leaves distichous, long- 

 petioled, cordate-ovate, acute; scape terete, reed-like; 

 panicle erect, dense, smooth, the branches not longer than 

 the lanceolate deciduous bracts at their base ; spikes erect; 

 valves of the spathe unequal, ovate, coriaceous ; jiowers 

 small, purple. Ponds and marshes. June-September. 

 Scape 3°-5° high; leaves 6-9' long, on petioles l°-2° long. 



136. AMARYLLIS FAMILY. Order, Amaryllidace^. 



Chiefly stemless smooth and succulent herhs, with linear 

 leaves, and smooth (not scurfy or woolly) often showy 

 jiowers ; sepals and petals united to form a 6-parted co- 

 rolla-like perianth, imbricated in the bud, the tube adnate 

 to the 3-celled ovary; stamens 6; anthers introrse; ovules 

 anatropous, attached to the central placentae; style single; 

 fruit 1-3-celled, valvular or indehiscent; embryo straight 

 in fleshv albumen, the radicle resting on the umbilicus. 



