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Merced clarkia

Stems

erect, to 40 cm, glabrous or puberulent.

erect, to 60 cm, puberulent.

Leaves

petiole 5–25 mm;

blade lanceolate to elliptic or ovate, 1–4.5 cm.

petiole to 15 mm;

blade linear to narrowly lanceolate, 2–6 cm.

Inflorescences

racemes, axis suberect or slightly recurved;

buds pendent.

Flowers

floral tube 13–25 mm;

sepals reflexed together to 1 side, sometimes nearly separating, petal-like, pink or red;

corolla rotate, petals bright pink, usually white-streaked, narrowly fan-shaped, 10–30 mm, length 2 times width, tapered to a ± distinct claw, lobes ± equal or middle lobe wider, usually oblanceolate;

stamens 4, filaments not wider distally;

ovary 8-grooved;

stigma exserted or not beyond anthers.

floral tube 1–4 mm;

sepals reflexed together to 1 side;

corolla rotate, petals bright pink, red-flecked or not, oblanceolate, 10–20 mm, apex subentire or minutely notched;

stamens 8, unequal, outer anthers lavender, inner smaller, paler.

Capsules

15–20 mm;

sessile.

10–20 mm.

Seeds

reddish brown, 2–3 mm, scaly, crest to 0.8 mm, conspicuous.

brown, 1 mm, minutely scaly to puberulent, crest inconspicuous.

Inflores

-cences open racemes, axis recurved at tip in bud;

buds pendent.

2n

= 18.

Clarkia concinna

Clarkia lingulata

Phenology Flowering May–Jun.
Habitat Open chaparral.
Elevation 400–500 m. (1300–1600 ft.)
Distribution
from USDA
California
[WildflowerSearch map]
[BONAP county map]
from FNA
CA
[BONAP county map]
Discussion

Subspecies 3 (3 in the flora).

The two self-pollinating subspecies with smaller flowers probably arose independently from the outcrossing subsp. concinna.

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

Clarkia lingulata is listed as endangered by the State of California, known from only a few populations in Merced River Canyon, Mariposa County. It is derived from C. biloba subsp. australis, from which it can be distinguished morphologically by its narrower, unlobed petals; the two taxa also differ in chromosome number, and form only highly sterile hybrids.

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

Key
1. Stigmas exserted beyond anthers; petals 15–30 mm.
subsp. concinna
1. Stigmas not exserted beyond anthers; petals 10–20 mm.
→ 2
2. Sepals remaining connate only near tip; petal lobes prominent, blades gradually tapered to distinct claw.
subsp. automixa
2. Sepals remaining connate in distal 2/3; petal lobes short, blades abruptly tapered to inconspicuous claw.
subsp. raichei
Source FNA vol. 10. FNA vol. 10.
Parent taxa Onagraceae > subfam. Onagroideae > tribe Onagreae > Clarkia > sect. Eucharidium Onagraceae > subfam. Onagroideae > tribe Onagreae > Clarkia > sect. Phaeostoma > subsect. Lautiflorae
Sibling taxa
C. affinis, C. amoena, C. arcuata, C. australis, C. biloba, C. borealis, C. bottae, C. breweri, 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
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. 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
Subordinate taxa
C. concinna subsp. automixa, C. concinna subsp. concinna, C. concinna subsp. raichei
Synonyms Eucharidium concinnum
Name authority (Fischer & C. A. Meyer) Greene: Pittonia 1: 140. (1887) H. Lewis & M. E. Lewis: Madroño 12: 35. (1953)
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