Chapter 1 Taxonomy of Seagrasses
23
Posidoniaceae
Posidonia K¨ onig in K¨ onig et Sims
38. Posidonia oceanica (Linnaeus) Delile
39. Posidonia australis J.D. Hooker
40. Posidonia sinuosa Cambridge et Kuo
41. Posidonia angustifolia Cambridge et Kuo
42. Posidonia ostenfeldii den Hartog
43. Posidonia robertsoniae Kuo et Cambridge
44. Posidonia coriacea Cambridge et Kuo
45. Posidonia denhartogii Kuo et Cambridge
46. Posidonia kirkmanii Kuo et Cambridge
Hydrocharitaceae
Vallisnerioideae
Enhalus L.C. Richard
47. Enhalus acoroides (Linnaeus f .) Royle
Thalassioideae
Thalassia Banks ex K¨ onig in K¨ onig et Sims
48. Thalassia hemprichii (Ehrenberg) Ascherson in
Petermann
49. Thalassia testudinum Banks ex K¨ onig in K¨ onig
et Sims
Halophiloideae
Halophila Du Petit Thouars
Halophila sect. Halophila
50. Halophila ovalis (R. Brown) J.D. Hooker
ssp. ovalis
ssp. bullosa (Setchell) den Hartog
ssp. linearis (Den Hartog) den Hartog
ssp. ramamurthiana Ravikumar et Ganesan
∗ See the discussion under “Phyllospadix Hooker”. The authors
of this chapter have not had the opportunity to study material
of this species. Its description, however, is insufficiently clear
to distinguish it from other species of Phyllospadix. For this
reason we have not given it a number in the list.
51. Halophila ovata Gaudichaud in Freycinet
52. Halophila minor (Zollinger) den Hartog
53. Halophila australis Doty et Stone
54. Halophila hawaiiana Doty et Stone
55. Halophila madagascariensis Steudel ex Doty et
Stone
56. Halophila johnsonii Eiseman in Eiseman et
McMillan
57. Halophila stipulacea (Forssk˚ al) Ascherson
58. Halophila decipiens Ostenfeld
59. Halophila capricorni Larkum
Halophila sect. Microhalophila Ascherson
60. Halophila beccarii Ascherson
Halophila sect. Spinulosae Ostenfeld
61. Halophila spinulosa (R. Brown) Ascherson
Halophila sect. Tricostatae Greenway
62. Halophila tricostata Greenway
Halophila sect. Americanae Ostenfeld
63. Halophila engelmanni Ascherson
64. Halophila baillonii Ascherson ex Dickie in J.D.
Hooker
Ruppiaceae
Ruppia Linnaeus
65. Ruppia aff. tuberosa (den Hartog, in prep., not
yet formally described)
Zannichelliaceae
Lepilaena Drummond ex Harvey
66. Lepilaena marina E.L. Robertson in Womersley
23
Posidoniaceae
Posidonia K¨ onig in K¨ onig et Sims
38. Posidonia oceanica (Linnaeus) Delile
39. Posidonia australis J.D. Hooker
40. Posidonia sinuosa Cambridge et Kuo
41. Posidonia angustifolia Cambridge et Kuo
42. Posidonia ostenfeldii den Hartog
43. Posidonia robertsoniae Kuo et Cambridge
44. Posidonia coriacea Cambridge et Kuo
45. Posidonia denhartogii Kuo et Cambridge
46. Posidonia kirkmanii Kuo et Cambridge
Hydrocharitaceae
Vallisnerioideae
Enhalus L.C. Richard
47. Enhalus acoroides (Linnaeus f .) Royle
Thalassioideae
Thalassia Banks ex K¨ onig in K¨ onig et Sims
48. Thalassia hemprichii (Ehrenberg) Ascherson in
Petermann
49. Thalassia testudinum Banks ex K¨ onig in K¨ onig
et Sims
Halophiloideae
Halophila Du Petit Thouars
Halophila sect. Halophila
50. Halophila ovalis (R. Brown) J.D. Hooker
ssp. ovalis
ssp. bullosa (Setchell) den Hartog
ssp. linearis (Den Hartog) den Hartog
ssp. ramamurthiana Ravikumar et Ganesan
∗ See the discussion under “Phyllospadix Hooker”. The authors
of this chapter have not had the opportunity to study material
of this species. Its description, however, is insufficiently clear
to distinguish it from other species of Phyllospadix. For this
reason we have not given it a number in the list.
51. Halophila ovata Gaudichaud in Freycinet
52. Halophila minor (Zollinger) den Hartog
53. Halophila australis Doty et Stone
54. Halophila hawaiiana Doty et Stone
55. Halophila madagascariensis Steudel ex Doty et
Stone
56. Halophila johnsonii Eiseman in Eiseman et
McMillan
57. Halophila stipulacea (Forssk˚ al) Ascherson
58. Halophila decipiens Ostenfeld
59. Halophila capricorni Larkum
Halophila sect. Microhalophila Ascherson
60. Halophila beccarii Ascherson
Halophila sect. Spinulosae Ostenfeld
61. Halophila spinulosa (R. Brown) Ascherson
Halophila sect. Tricostatae Greenway
62. Halophila tricostata Greenway
Halophila sect. Americanae Ostenfeld
63. Halophila engelmanni Ascherson
64. Halophila baillonii Ascherson ex Dickie in J.D.
Hooker
Ruppiaceae
Ruppia Linnaeus
65. Ruppia aff. tuberosa (den Hartog, in prep., not
yet formally described)
Zannichelliaceae
Lepilaena Drummond ex Harvey
66. Lepilaena marina E.L. Robertson in Womersley