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Springville clarkia

glandular clarkia, glandular clarkia or fairyfan, glandular fairyfan

Stems

erect, 30–90 cm, glabrous, glaucous.

erect, to 8 cm, glabrous or puberulent.

Leaves

petiole 0–5 mm;

blade lanceolate, 2–9 cm, surfaces glaucous, glabrous.

sessile;

blade linear to narrowly lanceolate or oblanceolate, 1.5–6cm, surfaces glabrate.

Inflorescences

open racemes, axis erect;

buds pendent.

racemes, axis recurved at tip in bud;

buds pendent.

Flowers

floral tube 3–4 mm;

sepals reflexed together to 1 side, usually dark red-purple, sparsely to densely puberulent abaxially, without long, spreading hairs;

corolla rotate, petals lavender-pink, usually with dark purplish spot near base, ± diamond-shaped, 13–15 mm, claw slender, equal to or longer than blade, entire;

stamens 8, unequal, outer anthers red, inner smaller, paler;

ovary with hairs as on sepals;

stigma exserted beyond anthers.

floral tube 3–7 mm, puberulent with spreading hairs and shorter glandular hairs;

corolla bowl-shaped, petals pinkish lavender, lighter proximally, often with dark reddish spot at base, broadly obovate or obdeltate, 10–30 mm;

stamens 8, subequal;

ovary 8-grooved, sparsely puberulent, hairs mostly glandular;

stigma exserted beyond anthers.

Capsules

15–30 mm.

10–35 mm;

pedicel 5–15 mm.

Seeds

unknown.

brown, 2 mm, minutely scaly, crest 0.5 mm, prominent.

2n

= 18.

= 14.

Clarkia springvillensis

Clarkia arcuata

Phenology Flowering May. Flowering Apr–Jun.
Habitat Woodlands. Openings in woodlands and chaparral, serpentine soil.
Elevation 500 m. (1600 ft.) 0–1600 m. (0–5200 ft.)
Distribution
from FNA
CA
[BONAP county map]
from FNA
CA
[WildflowerSearch map]
[BONAP county map]
Discussion

Clarkia springvillensis is a rare species known primarily from the vicinity of Springville in Tulare County, with one ambiguous collection from Kern County. Due to its very limited distribution, C. springvillensis is listed as rare by the California Native Plant Society. It is derived from C. unguiculata and is closely related to C. exilis and C. tembloriensis.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Clarkia arcuata is primarily distributed in the foothills of the Sierra Nevada from Mariposa to Tehama counties, sparsely south to Kern County, and with one disjunct occurrence in Shasta County; it has also been reported from Napa County.

Clarkia arcuata is morphologically most similar to C. lassenensis, from which it differs in fruit characteristics. The two species have distinct areas of distribution and attempts to produce hybrids have not been successful.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 10. FNA vol. 10.
Parent taxa Onagraceae > subfam. Onagroideae > tribe Onagreae > Clarkia > sect. Phaeostoma > subsect. Phaeostoma Onagraceae > subfam. Onagroideae > tribe Onagreae > Clarkia > sect. Rhodanthos > subsect. Flexicaules
Sibling taxa
C. affinis, C. amoena, C. arcuata, C. australis, C. biloba, C. borealis, C. bottae, C. breweri, C. concinna, C. cylindrica, C. davyi, C. delicata, C. dudleyana, C. epilobioides, C. exilis, C. franciscana, C. gracilis, C. heterandra, C. imbricata, C. jolonensis, C. lassenensis, C. lewisii, C. lingulata, C. mildrediae, C. modesta, C. mosquinii, C. prostrata, C. pulchella, C. purpurea, C. rhomboidea, C. rostrata, C. rubicunda, C. similis, C. speciosa, C. stellata, C. tembloriensis, C. unguiculata, C. virgata, C. williamsonii, C. xantiana
C. affinis, C. amoena, C. australis, C. biloba, C. borealis, C. bottae, C. breweri, C. concinna, C. cylindrica, C. davyi, C. delicata, C. dudleyana, C. epilobioides, C. exilis, C. franciscana, C. gracilis, C. heterandra, C. imbricata, C. jolonensis, C. lassenensis, C. lewisii, C. lingulata, C. mildrediae, C. modesta, C. mosquinii, C. prostrata, C. pulchella, C. purpurea, C. rhomboidea, C. rostrata, C. rubicunda, C. similis, C. speciosa, C. springvillensis, C. stellata, C. tembloriensis, C. unguiculata, C. virgata, C. williamsonii, C. xantiana
Synonyms Oenothera arcuata, Godetia hispidula, O. hispidula
Name authority Vasek: Madroño 17: 220. (1964) (Kellogg) A. Nelson & J. F. Macbride: Bot. Gaz. 65: 62. (1918)
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