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|Family: Brassicaceae (Cruciferae)||View Description||Dichotomous Key|
|Genus: Boechera||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Boechera acutina (Greene) Windham & Al-Shehbaz
Habit: Short-lived perennial herb or biennial; caudex not woody. Stem: generally 1 per caudex branch, from center of basal rosette at +- ground surface, 1.5--6 dm; proximally with short-stalked, 2--4-rayed hairs 0.15--0.4 mm. Leaf: basal 1.5--6 mm wide, entire (minutely dentate), hairs 0.15--0.35 mm, short-stalked, generally 3--5-rayed; cauline generally 6--20, distal hairy or glabrous, basal lobes 0.3--2 mm. Inflorescence: generally 5--20-flowered, not 1-sided in fruit; fruit pedicels ascending to erect, 3--10 mm, generally straight, glabrous or hairs appressed, branched. Flower: sepals hairy; petals 5--7 mm, 0.9--1.3 mm wide, white or lavender; pollen spheric. Fruit: ascending, not appressed, 2.5--7.5 cm, 1.2--1.8 mm wide, glabrous; style 0.3--1 mm; ovules 46--100. Seed: in 1 row, 1.8--2.2 mm; wing 0.1--0.4 mm wide.
Ecology: Gravelly slopes, in meadows, open forest; Elevation: 1200--2250 m. Bioregional Distribution: KR; Distribution Outside California: to Oregon, Idaho. Flowering Time: Jun--Jul
Unabridged Synonyms: Arabis divaricarpa A. Nelson var. interposita (Greene) Rollins
eFlora Treatment Author: Michael D. Windham & Ihsan A. Al-Shehbaz
Jepson Online Interchange
Previous taxon: Boechera
Next taxon: Boechera arcuata
Citation for this treatment: Michael D. Windham & Ihsan A. Al-Shehbaz 2017. Boechera acutina, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=81781, accessed on February 20, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 20, 2017.