MONOCOTYLEDON-OUS OR ENDOGENOUS PLANTS. 565 



C. ViRGiNiCA, L. Pubescent ; stem erect; sheaths hairy ; 

 leaves (4-6' long) oblong-lanceolate, acuminate, thin, 

 rough above; spathe (when opened) round ovate, con- 

 tracted at the base ; sterile peduncle included ; petals large, 

 the odd one lanceolate ; capsule 2-3-seeded. (C. erccta, 

 Ell.) Varies (C. angustifolia, Michx.) "with the stems 

 smooth, ascending ; leaves narrowly lanceolate, rather 

 rigid, and, like the sheath, nearly smooth ;/oz(;e;\9 smaller; 

 seeds pulverulent. Light or sandy soil. May-September. 

 Stem l°-2° high. The spathes contain a viscid secretion 

 until the seeds mature. Perennial. 



C. ANGUSTIFOLIA. Stem erect, slender; leaves lance- 

 linear, acute, rough, the sheaths fringed with brown hair ; 

 spathes crowded, short-stalked, conspicuously arcuate 

 (hawk-bill-shaped), narrowed at the base; sterile peduncle 

 included; j^^^txds nearly equal, the odl one smaller; seeds 

 transversely oblong. Perennial. Eed lliver. — Marcy. 



TEADESCANTIA, L. Spiderwort. 



Flowers regular; sepals herbaceous; p)etals similar, 

 ovate, fugacious; stamens all fertile, the filaments hairy; 

 anthers kidney-shaped; ovary 3-celled, with two ovules in 

 each cell ; capsule 2-3-celled, the cells 1-2-seeded. — Peren- 

 nial herhs with narrow keeled leaves, both the floral ones 

 and those of the stem ; floiuers in umbel-like clusters, axil- 

 lary and terminal, expanding in the morning ; fruiting 

 pedicels recurved. 



T. ViRGiNiCA, L. Smooth, or villous Avith glandless 

 hairs; leaves linear, broadest at the base, mostly purple- 

 veined ; clusters axillary and terminal, sessile, many- 

 flowered ; floivers closely packed in 2 rows in the I ud, each 

 with an ovate scarious bract at the base ; petals blue, like 

 the style and densely bearded filaments, twice as long as 

 the lanceolate-ovate sepals. Dry sandy soik March-May. 

 Stems 4^°-2° high ; flowers 1' in diameter. 



