Jepson Field Book volume 27 page 62 | University and Jepson Herbaria Archives, University of California, Berkeley
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Jepson Field Book volume 27 page 62
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Mohave Desert, Barstow ---------- 2100 ft. No. 5420. Oenothera dentata Cav. Flowering very freely, its slender stems whitish, almost masked by the abundant flowers & by the background of gray sand. Roots thickened as storage reservoirs altho only annual. - Menodora spinescens, cont. no. 5415, cont. Stems straightish, branching mostly at top and at right angles with downwardly curving points, so as to give a grappling-hook-like effect. No. 5421. Eriogonum [baileyi S. Wats. var.] brachyanthum Per. segments oblong, or dilated upward, obtuse, yellowish with a marked brown midvein. - Layia cont. no. 5399. Pappus bristles 10, each with a tuft of supplementary bristles at base and all the bristles ::::::::: 6 May 1913. ---------- involved in a woolly mesh at base! No. 5422. Pappus bristles 5, plumose towards tip, naked below, i.e. on lower half, with a few small supplementary bristles at base. Invol. bracts obtuse, the lower ones pink-tipped. Receptacle with persistent bristles! All the invol. bracts may have pink tips, or none of them. -- Rocky slope near Calico Wash. No. 5423. Chaenactis Comp. Achenes with 4 spreading paleae and with several short roundish ones at base, the roundish ones erosulate. No. 5424. Nama depressum Lemmon. Cor. very small, white, tubular, 2-lipped, the 5 lobes similar, roundish, crenulate, the middle lobe of lower lip a little larger than the other lobes, and with
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University and Jepson Herbaria Archives, University of California, Berkeley
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