Cladonia corniculata Ahti &amp; Kashiw. 1984
Creators: name: Yánez-Ayabaca, A.
name: Ahti, T.
name: Bungartz, F.
Publisher: name: Zenodo
Year: 2013
Subjects: Biodiversity
Taxonomy
Fungi
Ascomycota
Lecanoromycetes
Lecanorales
Cladoniaceae
Cladonia
Cladonia corniculata

description: <i>Cladonia corniculata</i> Ahti &amp; Kashiw. (1984: 136) (Fig. 3e) <i>Primary thallus</i> subpersistent, of small, suborbicular squamules, esorediate, epruinose; <i>podetia</i> common, whitish gray, brown with age, but not becoming necrotic, elongate; 1–3 cm tall; generally dichotomously branched near its apices; axils close; tips blunt or obtuse, ascyphose; <i>surface</i> completely ecorticate; granulose, with scarce microsquamules that towards the tip merge into fine granules and towards the base of the podetium become larger and more laciniate squamules; surface of old podetia commonly denuded, esorediate; <i>pycnidia</i> with hyaline jelly; <i>apothecia</i> not seen. <i>Spot tests and chemistry</i>: P+ orange red, K-, C-, KC-, UV-; fumarprotocetraric acid. <i>Distribution and ecology</i>: Currently known only from Isabela and Santa Cruz Island; known only from the humid zone where the species appears to be moderately common, often growing with other, morphologically similar <i>Cladonia</i> species and amongst bryophytes, in fern-sedge grasslands, over plant debris or even as epiphyte on trunks or branches of both native or introduced trees and shrub. <i>Notes</i>: <i>Cladonia corniculata</i> can be confused with <i>C. cartilaginea</i> or <i>C. subradiata</i>. For comparison see the notes under <i>C. cartilaginea</i>. <i>Selected specimens examined</i>: ECUADOR. GALAPAGOS: <b>Isabela Island, Volcán Alcedo</b>, on the crater rim near the hut, 0°26'33" S, 91°5'31" W, 1100 m, humid zone, on soil, 7 Mar 2006, <i>Aptroot, A. 65241</i> (CDS 31827). <b>Volcán Sierra Negra</b>, near parking place at start of foot path to the crater, 0°49'47.5"S, 91°5'19.80"W, 939 m, humid zone, on bark, 9 Aug 2007, <i>Bungartz, F. 6805</i> (CDS 36236); <b>Volcán Cerro Azul</b>, S slope above Iguana Cove, W, 700 m, humid zone, on soil, 22 June 1976, <i>Sipman, H.J.M. L-45</i> (COLO 297916), S-slope above Iguana Cove, crater on SE-slope, 800 m, humid zone, 22 June 1976, <i>Sipman, H.J.M. L-55a</i> (COLO 297905); <b>Volcán Alcedo</b>, on the crater rim near the hut, 0°26'33"S, 91°5'31"W, 1100 m, humid zone, on bark, 7 Mar 2006, <i>Aptroot, A. 65215</i> (CDS 31801). <b>Santa Cruz Island</b>, along trail from Media Luna to El Puntudo, 0°39'9.80"S, 90°19'59.29"W, 724 m, humid zone, on bark, 10 Aug 2008, <i>Clerc, P. 08-105 A</i> (CDS 39959), cerca la vía sector Los Gemelos, 0°38'2.10"S, 90°23'37.89"W, 661 m, zona húmeda, sobre corteza, 4 Jan 2007, <i>Nugra, F. 266</i> (CDS 33182), above Mina Granillo Rojo, on the N-side of the island, 0°37'7.5"S, 90°21'55.5"W, 607 m, transition zone, on rock, 7 Aug 2008, <i>Clerc, P. 08-44</i> (CDS 39898), vicinity of Academy Bay, on trail to La Copa (= Media Luna), humid zone, on bark, 15 Feb 1964, <i>Weber, W.A. 68</i> (COLO 190028).
description: Published as part of <i>Yánez-Ayabaca, A., Ahti, T. &amp; Bungartz, F., 2013, The Family Cladoniaceae (Lecanorales) in the Galapagos Islands, pp. 1-33 in Phytotaxa 129 (1)</i> on page 15, DOI: 10.11646/phytotaxa.129.1.1, http://zenodo.org/record/5085561