Micrantheurn. 2'^ 



Var. ß. intermedium Grüning. — Differt a var. a ramis erectioribus, densius 

 foliosis, foliis lanceolatis, acutis, 6 — 14 mm longis, 1 — 1,5 mm latis, minus pilosis, 

 floribus (J 1 paulo minoribus, numero rarioribus. 



Ostaustralien: ohne nähere Angabe (Bauer!); Port. Jackson (Gaudichaud!) ; 

 Sydney (Stephenson!). 



Var. y. juniperinum Grüning. — Rami elongati, graciles, tenues, dense foliosi. 

 Folia lineari-lanceolata, acuta, 1,5 — 1,8 cm longa, 1 — 2 mm lata, glabra vel vix paulum 

 pilosa, supra nitida, db patentia. Flores minores quam in var. a. Pedicelli 1 — 2 mm 

 longi. Haec forma habitu valde differt a forma genuina. — Fig. 5 E. 



Queensland (Leichhardt!). 



Nota. In Queensland ad fluniina Burnett et Brisbane Rivcr's speeimina laciniis calycis 

 valde angustis praedita provenire videntur, quibus cl. F. Müller nomen M. boroniaceum dedit. 



Subgen. III. Allenium Grüning. 



Calyx 4-merus. Laciniae rudimenti ovarii 4. Stamina 4, biserialia, episepala. 

 Flores exigui. 



3. M. demissum F.Müll, in Vict. Nat. VII. (1890) 67. — M. hexandrum Täte 

 in Trans. Roy. Soc. S. Austr. XII. (1889) 28 ex Ind. Kew. Supp. I. (1901 — 06) 277. — 

 Allenia*) Blackiana Ewart et Rees in Proceed. R. Soc. Victoria n. s. XXII. (1909) 8, 

 t. V. — Frutex nanus. Ramuli hispiduli. Folia ovata vel lanceolato-elliptica vel linearia, 

 coriacea, brevissime petiolata, bina vel terna ad nodos alternantes, pilosa vel glabra, 

 subtus costata, margine lene incrassata. Flores monoiei, axillares, singuli vel masculi 

 bini, brevipedicellati. Flos Q 1 : Calycis segmenta 4, biverticillata, coneava, petaloidea, 

 rubra, aestivatione imbricata, exteriora ovata, apiceangustata, interiora obovata, pedicellum 

 fere aequantia. Stamina 4, episepala; antherarum thecae sejunetae, reniformes, longi- 

 tudinaliter dehiscentes; filamenta in alabastro curvata, ad discum centralem minutum 

 4-partitum adnata. Flos Q : Calycis segmenta 4, biverticillata, persistentia, basi lata, 

 sensim attenuata, acuta, exteriora duo minora et aliquantulum reflexa. Carpella ovarii 

 2 ; Stigmata 2 linguiformia, crassiuscula, divergentia. Capsula oblonga, sepala longitudine 

 ter superans, bilocularis, 2-sperma, perianthio cineta. Semen oblongum, laeve, caruneu- 

 latum. Embryo viridis, tenuis, linearis, rectus; cotyledones radicula paulo longiores, 

 sed vix latiores. — Species a me non visa; diagnosis sec. Ewart et Rees. 



Ostaustralische Provinz: Südaustralien. 



Var. c(. typicum (Ewart et Rees) Grüning. — Folia glabra vel parce pilosula, 

 linearia, 6 — 12 mm longa. Capsula oblonga, apice attenuata, glabra, longior quam 

 in var. ß. 



Südaustralien: Mt. Victor (Tepper); St. Vincent Gulf (Tepper); Kangaroo 

 Island, Mount Compass (I. M. Black). 



Var. ß. microphyllum (Ewart et Rees) Grüning. — Fruticulus nanus ramosissimus. 

 Folia minuta, 3 mm longa, pilosa. Capsula oblonga vel fere globosa, pilosa, brevior 

 quam in var. ct. 



Südaustralien: Kangaroo Island, Snug Cove (E. II. H. Griffith). 



Species exeludendae. 



Micrantheum triandrum Hook, in Mitch. Journ. Trop. Austr. 3 42 = Phyll- 

 anthus Mitchelli in Benth. et Hook. f. Fl. austral. VI. (1873) 103. 



Micrantheum inversum Planch. ex Baill. Adansonia II. (1861 — 62) 237 = 

 Olochidion Fagueti Müll. Arg. 



Nomen non ad genus pertinens. 

 Micranthea Walp. Repert. III. (1844 — 45) 399 = Odontites (Scrofulariaceae). 



*) A cl. A. Ewart professori H. B. AJlen dicata. 



