Cladophora Kutzing 1843
Creators: name: Gestinari, Lísia Mônica De Souza
name: Pereira, Sonia Maria Barreto
name: Yoneshigue-Valentin, Yocie
Publisher: name: Zenodo
Year: 2010
Subjects: Biodiversity
Taxonomy
Plantae
Chlorophyta
Ulvophyceae
Cladophorales
Cladophoraceae
Cladophora

description: Artificial key to species of Cladophora from the Brazilian coast
1 Thallus attached by rhizoids with annular constriction ............................................................................... C. prolifera
- Thallus attached by rhizoids without annular constriction ........................................................................................... 2
2 Attachment by rhizoids sprouting from basal cells and sprouting along the thallus .................................................... 3
- Attachment by rhizoids sprouting only from basal cells .............................................................................................. 4
3 Unicellular rhizoids originating from basal cells and sprouting from the proximal extremity of the cells when present along the main axis .................................................................................................................................... C. coelothrix
- Basal or hapteroidal rhizoids formed on the extremities of apical cells; unilateral ramification, with branches laterally inserted and separated by a cross wall; apical cells measuring (195–) 229.3 (–274) µm width, L/W (6–) 11 (–17) ...................................................................................................................................................................... C. catenata
4 Thallus with abundant ramification, in only one plane, with opposite branches more or less equally developed; conical apical cells with tapered tip ..................................................................................................................... C. ordinata
- Ramification in more than one plane............................................................................................................................ 5
5 Thallus stiff, sparsely branched, irregularly organized: apical cells with rounded tip ................................ C. rupestris
- Thallus flaccid to slightly stiff, with acropetally organized branch systems, grass green to dark, abundant ramification .............................................................................................................................................................................. 6
6 Thallus up to 4.5 cm high, diameter of apical cells less than 50 µm ........................................................................... 7
- Thallus up to 13 cm high; diameter of apical cells more than 50 µm ....................................................... C. vagabunda
7 Long apical cells, with slightly rounded tips, with (28–) 36 (–42) µm wide, L/W (5–) 8 (–12) ............... C. brasiliana
- Apical cells shorter ....................................................................................................................................................... 8
8 Thallus grass green, falcate to refract-falcate branch system; apical cells (30 –) 38 (– 47) µm wide, L/W (3 –) 5 (– 7) .. ................................................................................................................................................................... C. dalmatica
- Thallus dark green, straight branches; apical cells with (24–) 30 (–35) µm wide, L/W (2–) 3 (–4) .... C. montagneana
description: Published as part of Gestinari, Lísia Mônica De Souza, Pereira, Sonia Maria Barreto & Yoneshigue-Valentin, Yocie, 2010, Distribution of Cladophora Species (Cladophorales, Chlorophyta) along the Brazilian Coast, pp. 22-42 in Phytotaxa 14 on page 24, DOI: 10.11646/phytotaxa.14.1.2, http://zenodo.org/record/4778724