Eastern Mojave Vegetation Ternate leaf of Coll. No. 1682.1, Potentilla rivalis  
 

 

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  Rosaceae Potentilla rivalis
Photographed 21 December 2017.

Coll. No. 1682.1, 28 June 2017, characters observed: Perennial herb, to 60 cm., in very wet places; Stem, erect and branched at base decumbent to ascending, proximal hairs weak, 1 mm., eglandular; Leaves, compound, palmate and ternate, petiole 0-62 mm. + blade 37 mm. × 40 mm. wide, leaflets, 3-5, both sides, green, sericeous, hairs weak; Sepals, 3 mm., green; Petals, 4 mm. × 2.5 mm. wide, yellow; Style, 0.7 mm.; Achene, 0.9 mm., light greenish-brown, smooth, maybe very minutely pappilate.

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Date and time this page was prepared: 4/20/2018 8:36:57 PM