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Sonoran Desert Four O'Clocks

Mostly herbaceous annuals and perennials; some subshrubs. Bougainvilla is a large cultivated shrub in urban settings in the Sonoran Desert. Leaves are generally opposite and unequal in size. The stems are typically forked - repeatedly branching into two parts. Flowers usu. have just one whorl of sepals which are colored like petals (most flowers have green sepals and colored petals).

Bigelow's Four O'Clock	Mirabilis bigelovii	Trailing Four O'Clock	Allionia incarnata
Grows usu. under shade of trees and shrubs clambering up and through. Sticky leaves. Detailed Description		Grows usu. prostrate on soil - often sandy soil. Sticky leaves. Detailed Description
Sand Verbena	Abronia villosa	Angel's Trumpets	Acleisanthes longiflora
Sandy areas of the western Sonoran Desert and on into the Mojave Desert. Cluster of pink flowers in mid spring on ground-hugging plant with dark green leaves and reddish stems. Detailed Description		Uncommon perennial with crepuscular flowers. White with extraordinarily long tube. Blooms late summer and fall. Dark green trinagular leaves. Detailed Description

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Spiderling	Boerhavia intermedia	Scarlet Spiderling	Boerhavia coccinea
Grows as weed along roads and in urban lots. Flowers small and pink. Intricately branched. Detailed Description		Sprawling summer annual, often weedy, with small buttons of bright red flowers. Detailed Description.
Scarlet Four-O'Clock	Mirabilis coccinea
Upper Sonoran Desert in transition to more wooded zones. Two or three flowers per involucre. Leaves opposite and fleshy. Detailed Description

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