Brassicaceae tribe Aphragmeae

D. A. German & Al-Shehbaz

Harvard Pap. Bot. 13: 168. 2008.

Treatment appears in FNA Volume 7. Treatment on page 255.

Perennials [annuals]; eglandular. Trichomes simple or forked, (minute). Cauline leaves petiolate or sessile; blade base not auriculate, (cuneate or attenuate), margins entire. Racemes bracteate, sometimes elongated in fruit. Flowers actinomorphic; sepals erect or ascending, lateral pair seldom saccate basally; petals white or lavender [pink, blue, or purple], claw present [absent], distinct; filaments unappendaged, not winged; pollen 3-colpate. Fruits silicles or siliques, dehiscent, unsegmented, latiseptate [terete]; ovules 6–8 [–32] per ovary; style obsolete or distinct; stigma entire. Seeds biseriate [uniseriate]; cotyledons incumbent.

Distribution

nw North America, Asia (Himalaya), Asia (Russian Far East)

Discussion

Genus 1, species 11 (1 in the flora).

Selected References

None.

Lower Taxa

"elongated" is not a number."thick" is not a number.

Ihsan A. Al-Shehbaz +
D. A. German & Al-Shehbaz +
appendaged +  and unappendaged +
not auriculate +
dissected +, repand +, sinuate +, crenate +  and dentate +
much smaller +  and reduced +
urceolate +, campanulate +  and tubular +
branched +  and simple +
sessile +  and petiolate +
well-developed +
distinct +
not +  and differentiated +
emarginate +  and entire +
nw North America +, Asia (Himalaya) +  and Asia (Russian Far East) +
straight +  and curved +
not winged +  and unappendaged +
connate +  and distinct +
actinomorphic +
latiseptate +  and unsegmented +
compound +, pinnately +, trifoliolate +  and simple +
alternate +, not +  and rosulate +
basal +  and cauline +
connate +  and distinct +
decurrent +
pinnatifid +
tenuinucellate +, crassinucellate +  and bitegmic +
campylotropous +  and anatropous +
lavender +  and white +
rudimentary +
cruciform +
trinucleate +  and 3(-11)-colpate +
Harvard Pap. Bot. +
flattened +  and rounded +
margined +, not +  and winged +
not +  and mucilaginous +
white +, black +, brown +  and yellow +
ovate +, globose +, oblong +, ovoid +  and flattened +
persistent +  and caducous +
distinct +
ascending +  and erect +
perforated +  and complete +
reduced +
latiseptate +  and unsegmented +
angustiseptate +, flat +, angled +, terete +, torulose +, not +, segmented +  and nutletlike +
latiseptate +  and unsegmented +
tetradynamous +
unbranched +  and branched +
procumbent +  and decumbent +
descending +, ascending +  and erect +
2-lobed +, entire +, conical +  and capitate +
subsessile +, sessile +  and petiolate +
persistent +
distinct +
Cruciferae +
Brassicaceae tribe Aphragmeae +
Brassicaceae +
coiled +, 1-7-veined +  and veined +
pubescent +  and glabrous +
anastomosing +
rhizomatous +, taprooted +, scapose +  and not +
perennial +, biennial +  and annual +
subshrub +  and herb +
aquatics +  and terrestrial +
glabrous +  and pubescent +