Shrubby plants with twining or creeping stems and many-veined, netted leaves. Flowers perfect with a 4-parted, petaloid, persistent perianth. Stamens 4, on the lowest base of the segments. Ovary free, oblique, 1-celled. Pericarp follicular? at length 2-valved. Seeds several, costate, fimbriate-arillate.
A small Order, of 2 genera (now that Croomia is added) and 5 species, Roxburghia grows in the hotter parts of E. India.
CROOM'IA, Torr. (In honor of the late H. B. Croom of Florida.) -
Perianth of 4 oval segments, imbricated in 2 rows (2 interior); stain. 4, opposite the segments, slightly perigynous, anth. introrse, innate, cells distinct; ovary 1-celled, with 4 - 6 suspended ovules; stigma sessile; fruit ovate, " seeds 1 - 3, copiously fringed along the raphe and funiculus as if arillate, and ribbed lengthwise; embryo monocotyledo-nous." - Rhizome slender, creeping, sending up annual stems with about 6 petiolate, lance-ovate, cordate leaves, and a few small whitish, axillary flowers.
C. pauciflora Torr. - S. Ga. (Feay, Pond) and Fla. (near Quincey!) Stems glabrous, If high, bearing at top 6 leaves pedately arranged. Lvs. 3 - 4' long, short acuminate, thin, 7 - 9-veined, pet. 1' long. Peduncles capillary, 1' long. Fls. few, near 2" wide when open. Apr. - The true character of this plant as mono-cotyledonous was first demonstrated by Dr. Gray.