Boechera retrofracta (Graham) Á. Löve &amp; D. Löve (Q3792)

taxon name

Boechera retrofracta

1 reference

taxon authority

(Graham) A. Löve & D. Löve

1 reference

taxon rank

species

1 reference

taxon status

accepted

1 reference

common name

arabette à fruits réfléchis (French)

1 reference

reflexed rockcress (English)

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reversed rockcress (English)

1 reference

second rockcress (English)

1 reference

dangling suncress (English)

1 reference

VasCan taxon numeric id

3917

1 reference

distribution

CA-BC

present

native

1 reference

Douglas, G.W., G.B. Straley, D.V. Meidinger & J. Pojar. 1998. Illustrated Flora of British Columbia. B.C. Ministry of Environment, Lands & Parks and B.C. Ministry of Forests. Victoria. Crown Publications. 8 vols.

CA-AB

present

native

1 reference

Moss, E.H. 1983. Flora of Alberta. 2nd edition, revised by J.G. Packer. University of Toronto Press, Toronto. 687 pp.

CA-SK

present

native

1 reference

Harms, V.L. 2006. Annotated catalogue of Saskatchewan vascular plants. http://www.biodiversity.sk.ca/Docs/AnnotatedCatalogueSKVascPlants2006.pdf

CA-MB

present

native

1 reference

Manitoba Checklist, 2002

CA-ON

present

native

1 reference

Newmaster, S.G., A. Lehela, M.J. Oldham, P.W.C. Uhlig & S. McMurray. 1998. Ontario Plant List. Ontario Forest Research Institute, Sault Ste. Marie, Ontario. Forest Information Paper No. 123. 550 pp.

CA-QC

present

native

1 reference

Marie-Victorin, Fr. 1995. Flore laurentienne. 3e éd. Mise à jour et annotée par L. Brouillet, S.G. Hay, I. Goulet, M. Blondeau, J. Cayouette et J. Labrecque. Gaétan Morin éditeur. 1093 pp.

CA-YT

present

native

1 reference

Cody, W.J. 2000. Flora of the Yukon Territory. 2nd ed. National Research Press, Ottawa. 669 pp.

CA-NT

present

native

1 reference

Porsild, A.E. & W.J. Cody. 1980. Vascular Plants of the Continental Northwest Territories, Canada. National Museum of Natural Sciences, Ottawa, Ont. 667 pp.

CA-AB

Alta.

1 reference

CA-BC

B.C.

1 reference

CA-MB

Man.

1 reference

CA-NT

N.W.T.

1 reference

CA-ON

Ont.

1 reference

CA-QC

Que.

1 reference

CA-SK

Sask.

1 reference

US-AK

Alaska

1 reference

US-CA

Calif.

1 reference

US-ID

Idaho

1 reference

US-MI

Mich.

1 reference

US-MT

Mont.

1 reference

US-NV

Nev.

1 reference

US-OR

Oreg.

1 reference

US-UT

Utah

1 reference

US-WA

Wash.

1 reference

US-WY

Wyo.

1 reference

Boechera Á. Löve & D. Löve

parent taxon

1 reference

taxon habit

herb

1 reference

GBIF taxon key

8246516

1 reference

Global Biodiversity Information Facility

IUCN Redlist Category

NE

1 reference

Global Biodiversity Information Facility

phenology

Flowering Apr–Aug.

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taxon habitat

rock outcrops

1 reference

open hillsides

1 reference

gravel bars

1 reference

sandy banks

1 reference

grassland

1 reference

sagebrush

1 reference

oak woodlands

1 reference

open conifer forests

1 reference

elevation

300-3300 m

measurement range from

300 meter

measurement range to

3,300 meter

1 reference

taxon description fragment

caudex present or absent.

1 reference

d0_s3

Stems usually 1 per caudex branch, arising from center of rosette near ground surface, 1.5–7 (–10.5) dm, densely pubescent proximally, trichomes short-stalked, 2–8-rayed, 0.1–0.2 mm, sparsely pubescent distally.

1 reference

d0_s4

Basal leaves: blade oblanceolate, 2–7 mm wide, margins entire or shallowly dentate, sometimes ciliate at petiole base, surfaces densely pubescent, trichomes short-stalked, 5–10-rayed, 0.05–0.2 mm.

1 reference

d0_s5

Cauline leaves: 15–40, concealing stem proximally;

1 reference

d0_s6

blade auricles 0.5–2.5 mm or, rarely, absent, surfaces of distalmost leaves pubescent.

1 reference

d0_s7

Fruiting pedicels reflexed, abruptly recurved at base, otherwise usually straight, 7–12 (–18) mm, pubescent, trichomes appressed, branched.

1 reference

d0_s9

Flowers pendent at anthesis;

1 reference

d0_s10

sepals pubescent;

1 reference

d0_s11

petals white to lavender, 4–8 × 0.8–2.2 mm, glabrous;

1 reference

d0_s12

pollen ellipsoid.

1 reference

d0_s13

Fruits strongly reflexed, usually appressed to rachis, sometimes somewhat secund, straight, edges parallel, 3.5–9 cm × 0.9–1.8 mm;

1 reference

d0_s14

valves glabrous or sparsely pubescent throughout;

1 reference

d0_s15

ovules 60–116 per ovary;

1 reference

d0_s16

style 0.5–2 mm.

1 reference

d0_s17

Seeds uniseriate, 1–1.4 × 0.9–1.2 mm;

1 reference

d0_s18

2n = 14.

1 reference

d0_s20

morphology statement

stem caudex

presence

absent

1 reference

d0_s3

stem caudex

presence

absent

1 reference

d0_s3

1

1 reference

d0_s4

arising

1 reference

d0_s4

atypical some measurement

7

10.5

1 reference

d0_s4

1.5

7

1 reference

d0_s4

pubescent

densely; proximally

1 reference

d0_s4

leaf blade

oblanceolate

1 reference

d0_s5

leaf blade

2

7

1 reference

d0_s5

inflorescence palea margin

entire

1 reference

d0_s5

inflorescence palea margin

dentate

shallowly

1 reference

d0_s5

inflorescence palea margin

ciliate

sometimes

1 reference

d0_s5

leaf

15

40

1 reference

d0_s6

inflorescence flower petal auricle

0.5

2.5

1 reference

d0_s7

inflorescence flower petal auricle

,

1 reference

d0_s7

inflorescence flower petal auricle

presence

absent

1 reference

d0_s7

reflexed

1 reference

d0_s9

recurved

abruptly

1 reference

d0_s9

course

straight

otherwise usually

1 reference

d0_s9

atypical some measurement

12

18

1 reference

d0_s9

7

12

1 reference

d0_s9

pubescent

1 reference

d0_s9

inflorescence flower

pendent

1 reference

d0_s10

inflorescence flower sepal

pubescent

1 reference

d0_s11

coloration

white

lavender

1 reference

d0_s12

length

4

8

1 reference

d0_s12

0.8

2.2

1 reference

d0_s12

glabrous

1 reference

d0_s12

inflorescence flower androecium stamens pollen

ellipsoid

1 reference

d0_s13

reflexed

strongly

1 reference

d0_s14

fixation

appressed

usually

1 reference

d0_s14

secund

sometimes somewhat

1 reference

d0_s14

course

straight

1 reference

d0_s14

inflorescence flower gynoecium pistil ovule

60

116

1 reference

d0_s16

inflorescence flower gynoecium pistil style

0.5

2

1 reference

d0_s17

seed

arrangement

uniseriate

1 reference

d0_s18

seed

length

1

1.4

1 reference

d0_s18

seed

0.9

1.2

1 reference

d0_s18

chromosome

14

1 reference

d0_s20

short-stalked

1 reference

d0_s4

0.1

0.2

1 reference

d0_s4

pubescent

sparsely; distally

1 reference

d0_s4

short-stalked

1 reference

d0_s5

0.05

0.2

1 reference

d0_s5

inflorescence raceme

15-80(-140)-flowered

1 reference

d0_s9

inflorescence raceme

unbranched

usually

1 reference

d0_s9

fixation

appressed

1 reference

d0_s9

branched

1 reference

d0_s9

general structure valve

glabrous

1 reference

d0_s15

general structure valve

pubescent

sparsely; throughout

1 reference

d0_s15

inflorescence flower petal venation midvein wing

continuous

1 reference

d0_s20

inflorescence flower petal venation midvein wing

0

0.1

1 reference