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FNA | Family List | FNA Vol. 3 | Papaveraceae

6. Dendromecon Bentham, Trans. Hort. Soc. London. ser. 2, 1: 407. 1835.

[Greek dendron, tree, and mekon, poppy]

Curtis Clark

Shrubs or small trees , evergreen, glabrous; sap colorless. Stems leafy. Leaves alternate, short-petiolate; blade unlobed, leathery; margins entire or minutely denticulate. Inflorescences terminal on short branchlets, 1-flowered. Flowers: sepals 2, distinct; petals 4, yellow, obovate or obcuneate, with satin sheen from microscopic linear grooves; stamens many; pistil 1, 2-carpellate; ovary cylindric to long-conic, 1-locular; style absent; stigmas 2, obcompressed. Fruits capsular, cylindric, 2-valved, dehiscing from base along placentas. Seeds many, brown or black, obovoid, smooth, pale carunculate, aril absent. x = 28.

Species 2 (2 in the flora): w North America.

1 Leaf blades lanceolate, 3–8 times longer than wide, margins minutely denticulate, apex acute to acuminate; mainland.   1 Dendromecon rigida
+ Leaf blades elliptic, ovate, or oblong, 1.5–3 times longer than wide, margins entire, apex usually rounded; California Channel Islands.   2 Dendromecon harfordii

Lower Taxa


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