Sunday, March 10, 2019

Boechera californica (California Rockcress)

3/25/17 Dripping Springs Trail, Agua Tibia Wilderness, 
Cleveland National Forest, Riverside County, CA 

3/25/17 Dripping Springs Trail, Agua Tibia Wilderness, 
Cleveland National Forest, Riverside County, CA

LIFE LIST NOTES:

COMMON NAME: California Rockcress

SPECIES: Boechera californica

FAMILY: Brassicaceae (Mustard Family)

LIFE LIST DATE: 3/25/17

LOCATION: Dripping Springs Trail, Agua Tibia Wilderness, Cleveland National Forest, Riverside County, CA

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Treatment from Jepson eFlora:
Native 

Habit: Caudex woody. 

Stem: generally 1 per caudex branch, from center of basal rosette on elevated woody bases; generally > 3.5 dm, proximally with short-stalked, 2--4 rayed hairs 0.3--0.9 mm. 

Leaf: basal 3--13 mm wide, entire (minutely dentate), hairs short-stalked, 4--8-rayed, 0.2--0.5 mm; cauline 12--55, distal hairy, basal lobes 1--6 mm. 

Inflorescence: 30--120-flowered, not 1-sided in fruit; fruit pedicel descending to horizontal, +- recurved (straight), 4--20 mm, hairs appressed, 3--7-rayed. 

Flower: sepals hairy; petals 9--14 mm, 1.5--3 mm wide, purple (+- pink); pollen spheric. 

Fruit: pendent, not appressed, 6--12 cm, 1.5--2.5 mm wide, glabrous or sparsely hairy throughout; style < 0.3 mm; ovules 140--180. 

Seed: generally in 1 row, 1.7--2 mm; wing 0.2--0.4 mm wide. 

Ecology: Rocky slopes, gravelly soil, in chaparral, oak woodland; 

Elevation: 350--2300 m.

Bioregional Distribution: CCo, SW; 

Distribution Outside California: Mexico. 

Flowering Time: Mar--Jun 

Synonyms: Arabis sparsiflora Nutt. var. californica Rollins

Jepson eFlora Author: Michael D. Windham & Ihsan A. Al-Shehbaz

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