BIGNONIACEAE

Pace, Marcelo R., Marcati, Carmen R., Lohmann, Lúcia G. & Angyalossy, Veronica, 2023, Bark anatomy of lianescent Bignoniaceae: a generic synopsis, Adansonia (3) 45 (12), pp. 167-210 : 199-200

publication ID

https://doi.org/ 10.5252/adansonia2023v45a12

DOI

https://doi.org/10.5281/zenodo.8015354

persistent identifier

https://treatment.plazi.org/id/039687DC-FFE5-911E-8F15-C75EFAD9AAA4

treatment provided by

Felipe

scientific name

BIGNONIACEAE
status

 

SECTION 5. KEY FOR THE IDENTIFICATION OF LIANA BIGNONIACEAE View in CoL View at ENA GENERA USING BARK ANATOMY

1a. Cambial variant absent ............................................................................................................................... 2

1b. Cambial variant present ............................................................................................................................. 4

2a. Single periderm .......................................................................................................................................... 3

2b. Multiple sequent periderms (rhytidome) ........................................... Podranea ricasoliana (Tanfani) Sprague View in CoL

3a. Phellem non-stratified .................................................................... Pandorea jasminoides (Lindl.) Schumann View in CoL

3b. Phellem stratified ........................................ Tanaecium tetramerum (A.H.Gentry) Zuntini & L.G.Lohmann View in CoL

4a. Intraxylary phloem (dumbbell shaped in the pith) ( Fig. 3A View FIG insert) ..................... Campsis radicans View in CoL (L.) Seem.

4b. Phloem arcs in non-equidistant fashion ( Fig. 3B View FIG ) ........................... Pandorea jasminoides (Lindl.) Schumann View in CoL

4c. Four equidistant phloem arcs ( Fig. 3D View FIG ) .......................................................... Perianthomega vellozoi Bureau View in CoL

4d. Four to multiples of four equidistant phloem wedges ................................................................................. 5

5a. Four phloem wedges in stems thicker than 2 cm ( Fig. 3E View FIG ) ......................................................................... 6

5b. Multiples of four phloem wedges in stems thicker than 2 cm ( Fig. 3G View FIG ) .................................................... 11

5c. Included phloem wedges (close to the pith) in stems thicker than 4 cm ( Fig. 3I View FIG ) ........................................... ................................................................................................. Amphilophium Kunth View in CoL emend L.G.Lohmann

5d. Multiple dissected phloem wedges, limiting rays greatly dividing and dissecting the tissues inside the stem ( Fig. 3H View FIG ) ..................................................................................... Dolichandra Cham. View in CoL emend L.G.Lohmann

6a. Regular phloem non-stratified, with exclusively sclereids ................................................... Pleonotoma Miers View in CoL

6b. Regular phloem stratified, with fiber bands ................................................................................................ 7

7a. Hollow stems .................................................................................................................. Stizophyllum Miers View in CoL

7b. Pith not-hollow, parenchymatic ................................................................................................................. 8

8a. Phloem wedges with lateral steps ................................................................................................................ 9

8b. Phloem wedges without lateral steps, even in large stems (over 3 cm) ........ Tanaecium Sw. View in CoL emend L.G.Lohmann

8c. Variant phloem non-fibrous .......................................................................................................................... .......................... Adenocalymma Mart. ex Meisn. View in CoL emend L.G.Lohmann, Callichlamys Miq. View in CoL , Martinella Baill. View in CoL

8d. Variant phloem semi-fibrous or fibrous .................................................................................................... 11

9a. Phloem wedges lateral steps almost perfectly symmetrical on both sides (perfectly V shaped) ........................ ................................................................................................................... Cuspidaria DC. View in CoL , Tynanthus Miers View in CoL

9b. Phloem wedges not perfectly V shaped, lateral steps not symmetrical ....................................................... 10

10a. Fiber bands with fibers conspicuously radially elongated ........................................... Manaosella J.C.Gomes View in CoL

10b. Fiber bands with rectangular to polygonal fibers ............................................................................................ Adenocalymma Mart. ex Meisn. View in CoL emend L.G.Lohmann, Fridericia Mart. View in CoL emend L.G.Lohmann, Xylophragma Sprague View in CoL

11a. Fresh stems with strong garlic smell, non-fibrous phloem .......................................................... Mansoa DC. View in CoL

11b. Fresh stems without a garlic smell ............................................................................................................ 12

12a. Variant phloem non-fibrous ..................................................................................................................... 13

12b. Variant phloem fibrous ....... Adenocalymma Mart. ex Meisn. View in CoL emend L.G.Lohmann, Lundia DC. View in CoL , Mansoa DC. View in CoL

13a. Periderm with prismatic crystals ............................................... Amphilophium Kunth View in CoL emend L.G.Lohmann

13b. Periderm without crystals ........................................... Adenocalymma Mart. ex Meisn. View in CoL emend L.G.Lohmann, ..................................................... Anemopaegma Mart. ex Meisn. View in CoL , Bignonia View in CoL L., Mansoa DC. View in CoL , Pyrostegia C.Presl View in CoL

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