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SARCOBATACEAE SARCOBATUS or GREASEWOOD FAMILY

Matthew H. Hils

Shrub, erect; generally monoecious. Stem: branches many, 90° to main stem, thorny, generally interlocking, generally thorn-tipped. Leaf: many, simple, cauline, generally alternate, deciduous, sessile, ± linear, flattened to subcylindric, fleshy; stipules 0. Inflorescence: staminate spikes cylindric, dense, erect, terminal; pistillate flowers 1–4, axillary; bracts leaf-like. Staminate flower: perianth 0, stamens 1–4, sessile on spike axis, concealed by peltate, angular, persistent, spirally arranged bracts. Pistillate flower: carpels 2, fused, stigmas 2, ovary 1/2 inferior; perianth cup-like, fused to ovary, persistent, forming wing in fruit. Fruit: achene, tapering above encircling, irregularly-edged wing; ± glabrous. Seed: coat thin; embryo coiled, green.
1 genus, 2 species: to western Canada, Great Plains, northern Mexico. [Cuienoud et al. 2002 Amer J Bot 89:132–144] Formerly treated in Chenopodiaceae. —Scientific Editor: Bruce G. Baldwin.
Unabridged references: [Sanderson et al. 1999 Great Basin Naturalist 59:301–314]

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Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Jul 28 2014
Citation for this treatment: [Author of taxon treatment] 2013. Sarcobataceae, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=93793, accessed on Jul 28 2014

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