Kunzea robusta de Lange & Toelken

Figure 52.Holotype of Kunzea robusta de Lange et Toelken (P. J. de Lange 4647, AK 288521).

Figure 53.Distinguishing features of Kunzea robusta. A Flowering branchlets of common variant (no voucher, North Island, Auckland, Green Bay) B Fruiting branchlet (AK 285561) C Flowering branchlets of eastern North Island variant, (AK 288499) D Flower (top view) (ex cult. AK 285561) E Flower and hypanthium (side view) (ex cult. AK 285561) F Flower cross section showing anther, style and ovules (ex cult. AK 285561) G Style and stigma (ex cult. AK 285561) H Stamens (ex cult. AK 285561) I Dehisced fruit (ex cult. AK 285561). Scale bars: (A–C) 10 mm; (D–I) 1 mm.

Figure 54.Distinguishing features of Kunzea robusta continued. J Vegetative bud and branchlet indumentum (no voucher, North Island, Auckland, Green Bay) K Seedling of common variant (no voucher, North Island, Albany Scenic Reserve) L Adaxial leaf surface (no voucher, North Island, Auckland Green Bay) M Abaxial leaf surface (no voucher, North Island, Auckland Green Bay) N Adaxial leaf apex (no voucher, North Island, Auckland Green Bay) O Leaf margin indumentum (no voucher, North Island, Auckland Green Bay) P Leaf variation within two individuals (P1) North Island, Auckland, Green Bay (no voucher), (P2), North Island, Hapuakohe Range, Wai Iti Road, (ex cult. AK 285561) Q Leaf variation: (Q1) North Island, Cavalli Island (AK 150268), (Q2) North Island, Whangaroa Harbour (AK 226190), (Q3) North Island, Puketi (AK 169749), (Q4) North Island, Mangatoa Stream (AK 254925), (Q5) North Island, Mokohinau Islands group (AK 226069), (Q6) North Island, Puhoi (AK 250787), (Q7) North Island, Waikawau Bay (AK 245109), (Q8) North Island, Mangatawhiri Valley (AK 208449), (Q9) North Island, Kauaeranga Valley (AK 242671), (Q10) North Island, Whangamarino (AK 242673), (Q11) North Island, Hamilton, Hammond Bush (AK 207190), (Q12) North Island, Kohioawa Beach (AK 287041), (Q13) North Island, Moutohora (Whale Island) (AK 289818), (Q14) North Island, Whakatane, Kohi Point (AK 289950), (Q15) North Island, Torere (AK 289977), (Q16) North Island, Hicks Bay (AK 285565), (Q17) North Island, Haupara Point (AK 288506), (Q18) North Island, Ruatoria (AK 286087), (Q19) North Island, Awaroa Scenic Reserve (AK 287864), (Q20) North Island, Lake Okataina (AK 288229), (Q21) North Island, Whakamaru (AK 288041), (Q22) North Island, Lake Waikaremoana (AK 287026), (Q23) North Island, Tangarakau River (AK 286129), (Q24) North Island, Kaweka Range (AK 288045), (Q25) North Island, Mahia Peninsula (AK 286160), (Q26) North Island, Frasertown (AK 287040), (Q27) North Island, Tangoio (AK 286251), (Q28) North Island, Kawhatau River (AK 288075), (Q29) North Island, Oroua (AK 288048), (Q30) North Island, Pohangina River (AK 288047), (Q31) North Island, Foxton (AK 288695), (Q32) North Island, Mangatainoka River (AK 289513), (Q33) North Island, Upper Tauweru River (AK 288023), (Q34) North Island, Putangirua Pinnacles (AK 287531), (Q35) South Island, D’Urville Island (AK 288513), (Q36) South Island Port Underwood (AK 288592), (Q37) South Island, Waima River (AK 286221), (Q38) South Island, Clarence River (AK 288569), (Q39) South Island, Happy Valley (AK 285567), (Q40) South Island, Banks Peninsula (AK 286135), (Q41) South Island, Buller River, near Westport (AK 288441), (Q42) South Island, Dunedin (AK 288441). Scale Bars: (J, L–N) 1 mm; (K, P, Q) 10 mm; (O) 0.5 mm.

Figure 55.Scanning Electron Micrographs of Kunzea robusta (common variant). (A–C all AK 285565) Branchlet indumentum D–F Seeds (AK 285565). Scale bars: (A) 1 mm; (B) 100 μm; (C) 10 μm; (D) 1mm; (E, F) 100 μm.

Figure 56.Scanning Electron Micrographs of Kunzea robusta (Rangitikei variant). A–H all AK 288076 A–B Branchlet indumentum of juvenile C–H Branchlet indumentum of adult.

Figure 57.Scanning Electron Micrographs of Kunzea robusta (eastern North Island variant). A–D all AK 286067, Branchlet indumentum. Scale bars: (A, C) 1 mm; (B) 100 μm; (D) 50 μm.

Figure 58.Kunzea robusta. A Kunzea robusta in full flower as an emergent in Kauri (Agathis australis) dominated forest, North Island, Waitakere Ranges (photo: P. J. de Lange) B Adult tree of Kunzea robusta showing distinctive growth habit and broad, spreading canopy, North Island, Auckland City (photo: P. J. de Lange) C Trunk and lower branches of Kunzea robusta showing branching pattern and bark (photo: P. J. de Lange) D Kunzea robusta young trees of the common variant in full flower, North Island, Auckland, Western Springs (photo: P. J. de Lange) E Kunzea robusta example of the fine-leaved eastern North Island variant, Hawke’s Bay, Tangoio (photo: P. J. de Lange) F Young tree of Kunzea robusta in open pasture showing branching from base, North Island, near Wairoa (photo: P. J. de Lange) G Kunzea robusta tree protruding from Cupressus macrocarpa stump in pasture, North Island, Wairarapa (photo: J. E. Braggins); (H–M) Kunzea robusta bark types: (H) North Island, Wairakei I North Island, Kendal’s Bay J North Island, Hunua Range, (K, L) North Island, Hamilton, Waikato River M Bark flakes showing narrowly, tabular shape and regular margins, North Island, Hamilton, Waikato River (photos: P. J. de Lange) N Flowering branchlets, North Island, Green Bay (photo: P. J. de Lange) O Kunzea robusta holotype tree in full flower, North Island Papatea Bay (photo: P. J. de Lange) P Close up of flowers, Aotea (Great Barrier Island) (photo: G. M. Crowcroft).

Figure 59.Distribution of Kunzea robusta.

Figure 10.Scanning Electron Micrographs of Kunzea serotina. A–E Branchlet indumentum (AK 285217) F–I Seeds (AK 289978) I Testa surface showing reticulum (AK 289978). Scale bars: (A, D, G) 1 mm; (B) 500 μm; (C, E, F, H) 100 μm; (I) 50 μm.