544 FLORA OF TEXAS. 



A. ViRGixiCA, L. Leaves lanceolate, thick and rigid, 

 spiue-pointed, denticulate on the margins; scajje simple, 

 smooth ; flowers small, yellowish, scattered in a simple 

 spike; perianlh strongly nerved; filaments and style 

 S])otted. Sterile soil. July. Scape 3°-5° high; leaves 

 G'--12' long; capsule globose, 3-lobed. 



HYPOXYS, L. Star Grass. 



Perianth G-parted, persistent, the spreading divisions 

 colored within; stamens short, unequal'; anthers erect; 

 ovary 3-celled, with the numerous amphitropous ovules 

 attached to the central placentae in two rows ; style short 

 and thick ; stigmas 3 ; capsule top-shaped, many-seeded, 

 opening transversely near the summit, tlie upper portion, 

 with the withered perianth, falling off like a lid ; seeds 

 globular, with a beak-like projection near the base ; radicle 

 inferior. — Low pubescent herls, from a tuberous root, with 

 grass-like leaves, and a naked scape, bearing the few yellow 

 flowers in a terminal bracted umbel. 



H. ERECTA, L. Hairy ; leaves linear, channeled ; scapes 

 1-4, filiform, 2— 4-flowered ; bracts subulate, much shorter 

 than the slender unequal pedicels ; divisions of the peri- 

 anth oblong, greenish and hairy without, yellow within ; 

 capsule 8-celled. Varies with the more rigid leaves nearly 

 smooth, the 2-3-flowered scape flattened, and the bristle-like 

 bracts longer than the nearly sessile almost woolly perianth. 

 Low ground. March and April. Scapes 2-9' long ; 

 leaves at length much longer than the scape; flowers 8" 

 wide. 



H. JUXCEA, Smith. Sparingly hairy; leaves filiform; 

 scapes 1-3, filiform, 1-2 -flowered ; bracts tristle-like, short- 

 er than the villous pedicels ; divisions of the perianth ob- 

 lonof. the three exterior ones o^reenish and hairy without ; 

 partitions of the capsule yanishing at maturity; seeds 

 black, minutely pitted. (H. filifolia. Ell.) Low pine-bar- 



