. Brigham Young University science bulletin. Biology -- Periodicals. Biological Series, Vol. 16, No. 3 The Boracinaceae of Utah 1. Amsinckia intermedia Fisch. & Mey. Ind. Sem. Hort. Petrop. 2:2 and 26. 1836. Amsinckia campestris Greene, Man. Bay Reg. 263. 1894. Amsinckia velens Macbride, Contr. Gray Herb. No. 49:14. 1917. Amsinckia intactilis Macbride, op. cit. 13. Ainsinckia arvensis Suksd., Werdenda 1:32. 1927. Stems simple or much branched, erect to widely spreading, 3-9 dm tall, sparcely bristly otherwise usually glabrous except for a tomen- tose pubescence near the base of the spikes;
. Brigham Young University science bulletin. Biology -- Periodicals. Biological Series, Vol. 16, No. 3 The Boracinaceae of Utah 1. Amsinckia intermedia Fisch. & Mey. Ind. Sem. Hort. Petrop. 2:2 and 26. 1836. Amsinckia campestris Greene, Man. Bay Reg. 263. 1894. Amsinckia velens Macbride, Contr. Gray Herb. No. 49:14. 1917. Amsinckia intactilis Macbride, op. cit. 13. Ainsinckia arvensis Suksd., Werdenda 1:32. 1927. Stems simple or much branched, erect to widely spreading, 3-9 dm tall, sparcely bristly otherwise usually glabrous except for a tomen- tose pubescence near the base of the spikes; basal and lower cauline leaves linear or linear- lanceolate, the upper lanceolate to nearly ovate, usually clasping at base and acute at apex, thin- Iv hirsute on both sides with spreading, often pustulate hairs; spikes short or usually elongat- ing in fruit, usually leafy-bracted at base; calyx- lobes linear attenuate, about half as long as the corolla, rufous-hispid on the back, densely white- hirsute on the margins; corolla orange-yellow, 8-10 mm long, the limb 3-6 mm wide; nutlets mm long, incurved, grayish, narrowly keeled on the back and sharply rugose with the surface between papUlate or muricate. A com- mon field and roadside weed; Washington to Idaho, and south to Arizona and northern Baja California. Type localitv: near Bodega Bay, Cali- fornia. March-June. Fig. 1. A. intermedia is a highly variable species of wide geographical range. Suksdorf (Werdenda 1:48-113. 1931) in a study of the genus proposed over one hundred new species that fall within this species. In Utah A. intermedia is located al- most entirely in Washington County, with a few scattered records in the western tier of counties. Millard Co., Wah Wah Mountains, Cottam 5659 IVT): Washington Co., St. George, Law (UT); Terry's Ranch, Karen 18 (BRY); Beaverdam Nfountains. Higgins 365, 402. 1222 (BRY); Dixie State Park, Higgins 869 (BRY). 2. Amsinckia retrorsa Suksd., Deutsch. Bot. M
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