Heliotropium foertherianum Diane & Hilger, Bot. Jahrb. Syst. 125(1): 46. 2003.
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publication ID |
https://dx.doi.org/10.3897/phytokeys.232.103647 |
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persistent identifier |
https://treatment.plazi.org/id/648634B1-319F-5E31-A8F5-7D3E9BF7F9D3 |
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treatment provided by |
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scientific name |
Heliotropium foertherianum Diane & Hilger, Bot. Jahrb. Syst. 125(1): 46. 2003. |
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2. Heliotropium foertherianum Diane & Hilger, Bot. Jahrb. Syst. 125(1): 46. 2003. View in CoL View at ENA
Fig. 4A-C View Figure 4
Tournefortia argentea L.f., Suppl. Pl.: 133. 1781. Type: Sri Lanka, Köenig s.n. (holotype BM [BM001014452 image!]).
Messerschmidia argentea (L.f.) I.M.Johnst., J. Arnold Arbor. 16: 164. 1935.
Argusia argentea (L.f.) Heine, Fl. Nouv.- Calédonie & Dépend. 7: 109. 1976.
Type.
Based on Tournefortia argentea L.f.
Distribution.
China (Hainan), Taiwan, Japan (Ryukyu), Vietnam, Thailand (Fig. 1G View Figure 1 ), Malesia, New Guinea, Australia.
Ecology.
Sandy beaches, flowering and fruiting from November to February.
Specimens examined.
Thailand, Peninsular : Surat Thani, Ban Bua Put, Ko Samui, 14 May 1928, Kerr 15728 (BK, E, K, TCD) ; Phangnga, Similan NP, 14 Nov 1996, Santisuk s.n. (BKF) ; Krabi, Lan Ta NP, 7 Jan 1992, Niyomdham 2854 (BKF); Ko Lan Ta Yai, 20 Mar 1998, Chamchumroon 37 (BKF) ; Satun, Adang , La-ngu, 15 Jan 1928, Kerr 14095 (BK, K) .
Vernacular.
Nguang chang thale (งวงช้างทะเล).
Diagnostic characters.
Heliotropium foertherianum is recognised by the combination of a small tree, oblanceolate or obovate leaves that are up to 20 cm long and have densely greyish tomentose hairs, subcorymbose inflorescence with peduncles up to 8 cm long, corollas as long as the calyx and fleshy fruits with a fleshy mesocarp and spongy endocarp.
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