Staurogenia heteracantha Nordst.

  • Filed As

    Scenedesmaceae
    Staurogenia heteracantha Nordst. ( type )

  • Collector(s)

    C. F. O. Nordstedt s.n., 15 Aug 1879 - 16 Jun 1880

  • Location

    Sweden. in piscina horti ad Strömsberg prope Jönköping.

  • Habitat

    In the garden's pool.

  • Identifiers

    NY Barcode: 00967915

    Occurrence ID: c911902e-8887-460d-b1b0-25e3233d9a7b

  • Exsiccatae

    Exsiccatae Number: 451

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Wittrock et Nordstedt. Algce. exsiccata.

451. Staurogenia heteracantha Nordst. nov. spec.

S. cellulis coenobii 4, rotundato — late ovato-obcoi'datis, angulis (ex-
ternis) rotundatis spina ornatis, spinis inter se disparibus, una (dextera,
ut ita dicara) louga, altera (sinistra) circiter dimidio breviore. Propagatio
fit maerogonidiis, 4 in cellula matricali ortis, in coenobium filiale connectis.
Lat. cell. 4—8 u ; long. cell. sine acuì. 4—8 //; long. acuì, major, ad
14 u, minor, ad 8 //.

Explicatio fig. A, Coenobium, cujus celluloe a et b vegetativa sunt;
in cel 1 uli-s c et d contentura chlorophyllosum se in 4 partes (in c atí
pañetes affixas) partitura est. B. Coenobium filiale juvenile. — N.B.
Contentura cellularum in fig. B a xylographo non naturse coiisentaneum
delineatura est.

Suecire in piscina horti ad Stromsberg prope Jonkoping in consortio
Scenedesmi quadricaudse (cfr n:o 452); a. 18^79, b. 18^80.

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451. Staurogenia heteracantha Nordst. nov. spec.

S. cellulis coenobii 4, rotundato — late ovato-obcordatis, angulis (ex-
ternis) rotundatis spina ornatis, spinis inter se disparibus, una (dextera,
ut ita dicam) longa, altera (sinistra) circiter dimidio breviore. Propagatio
fit maerogonidiis, 4 in cellula matricali ortis, in coenobium filiale connectis.
Lat. cell. 4—8 u\ long. cell. si ne acuì. 4—8 //; long. acuì, major, ad
14 ti, minor, ad 8 n.

B

Explicatio fig. A, Coenobium, cujus cellulæ a et b vegetativæ sunt;
in cellulis c et d contentum clilorophyllosum se in 4 partes (in c ad
parietes affixas) partitura est. B, Coenobium filiale juvenile. — N.B.
Contentura cellularum in fig. B a xylographo non naturæ consentaneum
delineatura est.

Sueciæ in piscina horti ad Stromsberg prope Jonkòping in consortio
Scenedesmi quadricaudse (cfr n:o 452); a. 18^79, b. 18^80.

0. Nordstedt.

TYPE OF:

Tetrastrum heteracanthum (Nords.) Chod
Bull.Herb.Boiss. 3: 113, 1895.

TYPE OF:

Basionym: St(uja!rogenia heteracantha
Nords, in Nordstedt & Wittrock, Alg.
Aq.dulc. exsicc.No. 451 et in Bot.
Not., 0.56, 1882.

A.Comas, Nov. 1993

8 9 10

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00967915