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ross46
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Città: vercelli
Regione: Piemonte
8832 Messaggi Flora e Fauna |
Inserito il - 30 novembre 2019 : 19:09:13
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Ciao. Ancora vicino a Cape Town
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ross46
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Città: vercelli
Regione: Piemonte
8832 Messaggi Flora e Fauna |
Inserito il - 30 novembre 2019 : 19:09:56
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ross46
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Città: vercelli
Regione: Piemonte
8832 Messaggi Flora e Fauna |
Inserito il - 30 novembre 2019 : 19:10:56
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ross46
Utente Super
Città: vercelli
Regione: Piemonte
8832 Messaggi Flora e Fauna |
Inserito il - 30 novembre 2019 : 19:11:44
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ross46
Utente Super
Città: vercelli
Regione: Piemonte
8832 Messaggi Flora e Fauna |
Inserito il - 30 novembre 2019 : 19:13:32
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un altra Protea. Quale? Grazie
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baudino
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Città: Robilante
Prov.: Cuneo
Regione: Piemonte
3969 Messaggi Flora e Fauna |
Inserito il - 02 dicembre 2019 : 19:07:32
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Leucospermum sp. Allego qui sotto la chiave tassonomica del genere In grassetto le specie presenti nella provincia di Cape Town KEY TO THE SPECIES OF LEUCOSPERMUM 1 Styles 10 ~ 30 mm long, usually not exceeding 28 mm in length... 2 1' Styles 31 mm or more long, usually exceeding 35 mm in length ...25 2 Leaves with 2 or more teeth at apex ...3 2' Leaves entire, with a single apical thickening... 14 3 Involucral receptacle flat... 4 3' Involucral receptacle conic, acute ...7 4 Leaves 5 - 7 mm wide...5 4' Leaves 10 - 85 mm wide...6 5 Leaves very narrowly oblanceolate, attenuate at base, bracteoles acute...47. saxatile 5' Leaves linear, obtuse at base, bracteoles abruptly acuminate...46. gracile 6 Leaves ovate, lanceolate or oblong, usually entire, rarely with 2 - 5 teeth at apex... 44. oleifolium 6' Leaves oblanceolate to broadly obovate, with 7 - 17 teeth at apex...45. mundii 7 Leaves canescent, with a dense, greyish, crisped indumentum...8 7' Leaves glabrus or glabrescent...11 8 Stems erect, leaves ascending loosely imbricate, very rarely subsecund...9 8' Stems prostrate, leaves secund ..28. hypophyllocarpodendron 9 Leaves linear, broadly canaliculate 10 9' Leaves oblong to oblanceolate1 plane...30. rodolentum 10 Involucral bracts glabrous, membranaceous, sub squarrose..31. parile 10' Involucral bracts tomentose, cartilaginous, tightly adpressed imbricate...29. tomentosum 11 Stems erect, leaves ascending, loosely imbricate...13 11' Stems prostrate, leaves usually secund or at least some of them secund..12 12 Pollen presenter cylindric obtuse to clavate..28. hypophyllocarpodendron 12' Pollen presenter conic ovoid... 36. heterophylllum 13 Perianth puberulous, leaves. 4 - 10 mm wide...11. muirii 13' Perianth villous, leaves 8 - 15 mm wide...10. truncatum 14 Styles very strongly adaxially arcuate....21. cordatum 14' Styles straight or very slightly adaxially arcuate...15 15 Pollen presenter conic-ovoid...16 15' Pollen presenter cylindric-clavate...18 16 Involucral bracts membranaceous, forming a distinct, multiseriate involucre...17 16' Involucral bracts cartilaginous, involucre indistinct...33. calligerum 17 Leaves pubescent, oval or oblong...37. truncatulum 17' Leaves glabrous, elliptic to ovate...38. bolusii 18 Leaves secund...19 18' Leaves ascending, loosely imbricate...20 19 Leaves 1-2.5 cm long....12. obtusatum 19' Leaves 5-8 cm long....43. secundifolium 20 Stems erect...21 20' Stems trailing...24 21 Leaves glabrous or glabrescent...22 21' Leaves pubescent with a fine crisped indumentum...34. wittebergense 22 Leaf apices obtuse...23 22' Leaf apices acute...35. royenifolium 23 Leaves obovate to spathulate-elliptic, 8.5 - 13.0 mm wide...41. alpinum 23' Leaves linear-spathulate, 1.5 - 6.0 mm wide...42. obtusatum 24 Acaulescent shrubs, with stems arising from a subterranean rootstock; perianth and style deep yellow at anthesis becoming orange or red with age ...39. prostratum 24' Caulescent shrubs, ,with stems arising from the crown of a stout main trunk up to 30 cm in height; perianth and style creamy white at anthesis becoming pinkish carmine with age... 40. pedunculatum 25 Styles 3.0 - 3.5 cm long...32. arenarium 25' Styles exceeding 3.5 cm in length 26 Involucral bracts loosely arranged, linear-lanceolate ...26. praemorsum 26' Involucral bracts adpressed imbricate, (not loosely arranged), lanceolate to ovate...27 27 Involucral receptacle narrowly cylindric, obtuse...28 27' Involucral receptacle narrowly conic acute, conic acute, or conic depressed...32 28 Styles 7.0- 7.5 cm long, leaves grey, canescent, with a dense, permanent crisped indumentum..27. reflexum 28' Styles less than 7.0 cm long, leaves glabrous or glabrescent..29 29 Pollen presenter very narrowly conic acute, scarcely differentiated from the style; recorded from Rhodesia, Transvaal, Swaziland and Natal...30 29' Pollen presenter conic acute; recorded from the Cape and Natal ...31 30 Leaves linear to oblanceolate, slightly falcate, with prominently raised reticulate and parallel veins on surface... 4. gerrardii 30' Leaves elliptic, smooth, lacking prominently raised veins on surface...1. saxosum 31, Leaves oblanceolate 0.6- 3.0 cm wide...2. cuneiforme 31' Leaves very broadly oblanceolate to qbovate, 3.0 - 5.0 cm wide...3. innovans 32 Style 7.0- 8.0 cm long, pollen presenter set almost at right angles to the style...33 32' Style less than 7.0 cm long, pollen presenter in line with the style....36 33 Involucral bracts of immature inflorescences tightly adpressed imbricate, glabrous to glabrescent, margins and apex minutely ciliate...35 33' Involucral bracts of immature inflorescences squarrose, margins with dense long cilia, apices crinite .....34 34 Leaves pubescent with a greyish canescent indumentum of fine crisped hairs; apex with 2 - 4 teeth; perianth and style yellow at anthesis...24. grandiflorum 34' Leaves glabrous, deep green in fresh state; leaves usually entire or rarely with 2 - 4 teeth; perianth and style bright orange at anthesis...25. gueinzii 35 Leaves permanently pubescent, covered with a dense indumentum of fine crisped hairs, sessile..22. formosum. 35' Leaves glabrous, petiolate with a prominently attenuate base · 23. catherinae 36 Perianth tube inflated distally, narrowed proximally..37 36' Perianth tube cylindric, of uniform diameter...42 37 Stems decumbent, trailing...38 37' Stems erect...39 38 Style 4.5 - 6.2 em long; leaves glabrous or glabrescent, usually with 2 or 3 teeth at apex... 15. profugum 38' Style 3.0 - 4.0 em long; leaves beset with a fine indumentum of short crisped hairs; usually entire, rarely with 2 or 3 teeth at apex ...14. spathulatum 39 Pollen presenter conic, acute...40 39' Pollen presenter ovoid, clavate or cylindric, obtuse...41 40 Leaves oblanceolate to oblong, with up to 4 teeth at apex; perianth villous ...9. fulgens 40' Leaves obovate to braadly obovate, with 6 - 11 teeth at apex; perianth puberulous..8. praecox 41 Inflorescences in groups of 2 - 8, slightly assymetrical; perianth velutinous; styles almost straight...12. erubescens 41' Inflorescences solitary or in groups of up to 2; perianth beset with long, spreading, silky trichomes; styles adaxially curved...13. utriculosum 42 Pollen presenter obliquely turbinate (hoof shaped)...43 42' Pollen presenter ovoid or conic, acute...44 43 Perianth claws lanate; leaves broadly oblong, always with 3 - 8 teeth at apex...20. patersonii 43' Perianth claws puberulous; leaves ovate to oblong, entire or with up to 6 teeth at apex..19. cordifolium 44 Pollen presenter conic, acute...45 44' Pollen presenter ovoid or obliquely ovoid, acute...47 45 Involucral bracts with long, acuminate recurved apices...46 45' Involucral bracts acute to acuminate apices imbricate, not recurved ..5. conocarpodendron 46 Stems with a villous to arachnoid, cinereous indumentum...7· pluridens 46' Stems glabrous ...6. glabrum 47 Involucral bracts membranaceous, glabrous 47' Involucral bracts cartilaginous, tomentose...18. lineare 48 Styles straight at maturity, the lowermost horizantally patent; perianth pink...17. tottum 48' Styles adaxially arcuate at maturity; perianth orange or red ...16. vestitum |
bruno |
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ross46
Utente Super
Città: vercelli
Regione: Piemonte
8832 Messaggi Flora e Fauna |
Inserito il - 02 dicembre 2019 : 20:48:21
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Mission impossible
Grazie
Ross |
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