ROXBURGHIACE.E. (ROXBL'RGHIA FAMILY.) 479 



the lanceolate sepals ; stigmas short, distinct, exceeding the short erect anthers. 



Shady woods in the upper districts, Georgia, and northward. April and 

 May. Stem 1- l high. Leaves 2'- 6' long, and nearly as broad. Petals 

 8" - 12" long. 



8. T. Stylosum, Nutt. Stem solitary, slender ; leaves oval or oblong, 

 acute, short-petioled ; peduncle shorter than the large flower ; petals rose-color, 

 oblong, obtuse or abruptly pointed, wavy, spreading, much longer and broader 

 than the lanceolate sepals ; stigmas slender, united below the middle, much 

 shorter than the long recurved anthers. (T. nervosum, and T. Catesbsei, Ell.) 



Low shady woods in the upper districts, Georgia to North Carolina. April 

 and May. Stem 1 - H high. Leaves 4' long. Petals H'- 2' long. 



4. MEDEOLA, Gronov. 



Flowers perfect. Leaves of the perianth 6, similar, deciduous. Stamens 6, 

 erect, hypogynous : anthers linear-oblong, fixed near the base, introrse. Ovary 

 globose, 3-celled, with six anatropous ovules in each cell. Styles 3, slender, 

 recurved, stigmatic within. Berry globose. 



1 M. Virginica, L. Rhizoma horizontal, tuberous ; stem simple, slen- 

 der, clothed with loose deciduous wool, bracted below, bearing above the middle 

 a whorl of 6 - 8 oblong-lanceolate acute leaves, and at the summit a smaller 

 whorl of 3-4 ovate leaves, which surround the 2-8 small greenish nodding 

 flowers ; styles red. Shady banks, Middle Florida, and northward. June. 

 Stem 2 high. 



ORDER 150. ROXBURGHIACEJE. (ROXBURGHIA 

 FAMILY.) 



Herbs or twining shrubs, with petioled parallel-nerved reticulated 

 leaves, and perfect axillary racemose flowers. Perianth 4-leaved or 

 4-parted. Stamens 4, hypogynous: anthers 2-celled, introrse. Ovary 

 free, or united with the base of the perianth, 1 -celled. Stigma sessile. 

 Ovules few or numerous, anatropous. Placenta parietal. Capsule 

 2-valved. Seeds fixed to hairy or fibrillous cords, erect or pendulous. 

 Embryo minute or slender, in fleshy albumen. 



1. CROOMIA, Torr. 



Perianth deeply 4-parted, persistent, the spreading nerveless oval divisions 

 imbricated in the bud. Filaments separate, thick, erect, inserted on the base of 

 the perianth opposite its lobes : anthers short, oblique, with the connective mi- 

 nute or wanting. Ovary globose-ovate, sessile. Stigma 2-lobed. Ovules 4 -6. 

 Fruit follicular, beak-pointed, at length 2-valved. Seeds 1-4, obovate, sus- 

 pended from the apex of the nerve like, at length free placenta, nearly covered 

 by the fibres of the cord. Embryo minute, obovate. A lew perennial herb, 



