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Project Name Data (Last Modified On 8/9/2013)

Flora Data (Last Modified On 8/9/2013)
Contributor W. G. D'ARCY
Description Perennial herbs or vines, stems slender or stout and fleshy, glabrous; rhizomes sometimes bearing fleshy tubers. Leaves alternate, entire, often fleshy, sessile or petiolate, exstipulate. Inflorescences spikes, panicles or clusters, the flowers sessile or short pedicellate, bracteate, bracteoles 2 or 4, forming a calyxlike receptacle, sometimes accrescent. Flowers regular, hermaphrodite or perhaps sometimes unisexual, the perianth of 5 sepals somewhat united basally, imbricate; stamens 5, inserted on the petals, sometimes basally connate, the anthers introrse, 4-locular; ovary superior or /2 inferior, I-locular, the ovule solitary, basal, erect, campylot- ropous, the styles 3, terminal, united or not, the stigmas 3 or 1. Fruit dry or baccate, sometimes winged by the expanded perianth; seeds with bent or spiral embryo, perisperm sparse.
Habit herbs or vines
Distribution The Basellaceae includes five tropical genera, four of the New World, and only Basella in the Old World.
Note The family has been allied with the Caryophyl- laceae and Chenopodiaceae. Its closest affinities may be with the Phytolaccaceae.
Reference Baillon, H. E. 1888. Caryophyllaceae in Hist. PI. 9: 145. Hauman, L. 1923-25. Notes sur le genre Boussingaultia H.B.K., Anal. Museo Nacion. Hist. Nat. Buenos Aires 33: 347-359. Moquin-Tandon, A. 1849. Basellaceae In DC., Prodr. 13(2): 220-230. Steenis, C. G. G. J. van. 1957. Basellaceae in Flora Malesiana ser. 1. 5: 300-304. Ulbrich, E. 1934. Basellaceae in A. Engler & H. Harms, Die Natfirlichem Pflan- zenfamilien ed. 2. 16c: 263-271. Verdcourt, B. 1964. Notes from the East African Herbarium: XV. Kew Bull. 17: 489-501.
Key a. Flowers distinctly pedicellate, strongly scented; perianth mostly opening wide to dis- play the anthers; fruit samaroid, flat, white, dry; rhizomes tuber bearing ...... 1. Anredera aa. Flowers mostly sessile, scarcely scented; perianth united to above the middle and partly closed around the anthers; fruit baccate, subglobose, nearly black, juicy; rhizomes with- out tubers ...... 2. Basella
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