Clarkia speciosa in Flora of North America @ efloras.org

19. Clarkia speciosa H. Lewis & M. E. Lewis, Madroño. 12: 34. 1953.
[E]

Red spotted or redspot clarkia

Oenothera viminea Douglas var. parviflora Hooker & Arnott, Bot. Beechey Voy., 342. 1839, not Clarkia parviflora Eastwood 1903; Godetia parviflora (Hooker & Arnott) Jepson

Stems erect or decumbent, to 60 cm, puberulent. Leaves: petiole 0–5 mm; blade linear to lanceolate, 1–6 cm. Inflorescences open or dense racemes or panicles, axis straight; buds erect. Flowers: floral tube 5–15 mm; sepals usually reflexed individually or in pairs, or rarely together to one side, tips not distinct in bud; corolla bowl-shaped, petals lavender to wine-red, often shading white or pale yellow toward base, unspotted or with bright red or purplish red spot near or proximal to middle, 10–25 mm; stamens 8, subequal; ovary 8-grooved; stigma exserted beyond anthers. Capsules 15–20 mm. Seeds brown or gray, 0.7–1 mm, scaly, crest 0.1 mm.

Subspecies 4 (4 in the flora): California.

1 Petals without red or purplish red spot. (2)

+ Petals with bright red or purplish red spot near or proximal to middle. (3)

2 (1) Stems erect to decumbent; petals dark purplish red to lavender, ± white or pale yellow near base, rarely pale yellow throughout 19a Clarkia speciosa subsp. speciosa (in part)

+ Stems decumbent; petals lavender to pink shading pale yellow or white in proximal 1/2 19b Clarkia speciosa subsp. immaculata

3 (1) Inflorescences dense racemes 19c Clarkia speciosa subsp. nitens

+ Inflorescences open racemes or panicles. (4)

4 (3) Petals usually with bright red spot; branches on well-developed plants many, few-flowered 19a Clarkia speciosa subsp. speciosa (in part)

+ Petals with purplish red spot; branches on well-developed plants virgate, few, many- flowered 19d Clarkia speciosa subsp. polyantha

Lower Taxa

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