Cockerell's Sedum Flower Click image below for high resolution macro image. Then click 'Close' in lower right corner to return. Cockerell's Sedum Flower Cockerell's Sedum Leaves Cockerell's Sedum Stem Prison Camp 5/17/17 Cockerell's Sedum Rosette Prison Camp 5/17/17 Cockerell's Sedum Rosette Mat Cockerell's Sedum Plant


Wildflowers of Southern Arizona


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Cockerell's Sedum.
Sedum cockerellii.
Stonecrop (Crassulaceae) family.

Herbs, perennial, tufted, glabrous. Stems rootstocks, erect, rarely branched, (smooth or papillose), bearing erect shoots and axillary rosettes. Leaves alternate, spreading to ascending, sessile; blade green or yellow-green, sometimes glaucous, obovate or oblong-spatulate, laminar, 9.5-15 × 1.5-3.5 mm, base spurred, not scarious, apex rounded to obtuse, (surfaces papillose). Flowering shoots erect, simple, 5-10 cm, (sometimes papillose distally); leaf blades oblanceolate-elliptic, oblanceolate-oblong, or spatulate, base short-spurred; offsets not formed. Inflorescences 3-parted cymes, (4-)10-27-flowered, 1-3-branched, sometimes monochasially; branches ± arched, spreading, or sometimes recurved, sometimes forked; bracts similar to leaves, smaller. Pedicels 1-3.5 mm. Flowers 5-merous; sepals erect to spreading, distinct basally, yellow-green to yellow, lanceolate-linear or clavate-oblong, unequal, 4.5-12 × 1.4-2.6 mm, apex acute or obtuse, (papillose); petals erect, curving upward distally, distinct, rarely slightly connate, white streaked with pink, lanceolate-elliptic, not carinate, 5-8 mm, apex obtuse, with minute mucronate appendage; filaments white; anthers purple or brown; nectar scales yellow or creamy white, square. Carpels erect in fruit, distinct, pale brown. Flowering late summer-early autumn. Pine forests in high mountains, shallow soils, usually in shade; 1600-3200 m.

Santa Catalina Mountains.
Location: Marshall Gulch Access Road on cliff face below gate.
9/10/15

Notes: Cliff face by waterfall of wash in Prison Camp 5/17/17. Rosettes diminish in size as season progresses. Confirmed by George Ferguson U of A Herbarium.

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