. Brigham Young University science bulletin. Biology -- Periodicals. Biological Series, Vol. 16, No. .3 The Boracinaceae of Utah 55 imbricate leaves; flowers few in a racemelike cluster tenninating the slender flowering stem; calyx-lobes ascending, linear; corolla blue, fun- nelfomi, with a .short tube; nutlets obliquely at- tached to the conical gynobase, smooth, the apex oblicjuely truncate, with a distinct, entire or toothed margin. Type Species: Eritricliium nantim Schrad. 1. Eritriclutim iwmiin (Vill.) Schrad. var. elon- gattnn (Rydb.) Cronq. Vase. Pis. Pacif. N. W. 4 1959. Eritrich
. Brigham Young University science bulletin. Biology -- Periodicals. Biological Series, Vol. 16, No. .3 The Boracinaceae of Utah 55 imbricate leaves; flowers few in a racemelike cluster tenninating the slender flowering stem; calyx-lobes ascending, linear; corolla blue, fun- nelfomi, with a .short tube; nutlets obliquely at- tached to the conical gynobase, smooth, the apex oblicjuely truncate, with a distinct, entire or toothed margin. Type Species: Eritricliium nantim Schrad. 1. Eritriclutim iwmiin (Vill.) Schrad. var. elon- gattnn (Rydb.) Cronq. Vase. Pis. Pacif. N. W. 4 1959. Eritrichium urgcntcum Wight, Bull. Torrey Club 29:411. 1902. EritricJiutm clongatum Wight, Bull. Torrey Club 29:408. 1902. Eritrichium elongatum var. argenteum I. M. Johnst. Conti-. Gray Herb. 70:53. 1924. Oreocanja pulvinata A. Nels. Bot. Gaz. 40:63. 1905. Plants villous often silvery looking, forming a tuft about 2-4 cm tall (not counting the flowering branches); leaves closely overlapping, 5-10 mm long, narrowly ovate to oblong or ob- lanceolate, mm broad, acute or obtuse, pilose, especially on the margins and tips, with long white hairs; flower cluster compact when sessile among the leaves or sometimes raceme- like when borne on a leafy flowering branch up to T cm long; calyx-lobes linear, mm long; corolla tube e([ualing the calyx-lobes, limb vari- able in size (1) 4-5 (7) mm broad, bright blue (rarely white), crests in the throat pubenilent; nutlets smooth, with an entire margin to the trimcated oblique portion, rarely with a few ob- scured teeth. Rocky ridges in high alpine areas, to 13,000 feet. Oregon,' east to Idaho, Montana, Wyoming, Utah, and Colorado. July- September. Fig. 74. Bo.\ Elder Co., Raft River Range, Cottani 2849 (BRV, UT); Raft River Mountains. Preece 640 (UT); Duchesne Uintah Mountains, Murdock .554 (BRY); Summit of Mt. Agazziz, 3718 (UT); Summit Co., Upper Henrys Fork, north of Lake Blanchard. B. Maguire 14346 (
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