Selaginella landii Greenm. & N.Pfeiff.
Descripción
Stems prostrate, branches ca. 5 mm apart, strongly dorsiventral, not articulate, not flagelliform, not stoloniferous; rhizophores borne throughout stem length; leaves of one kind (isophyllous) throughout stem length, spreading and bright green above, appressed and buff below, linear-lanceolate, apices acuminate on upperside leaves, underside leaves longer than upperside leaves, acute to short-aristate, leaf bases pubescent, margins short-ciliate; strobili quadrangular, ca. 4–6 mm long; sporophylls monomorphic; megasporangia in two ventral rows; microsporangia in two dorsal rows; megaspores yellow-orange, rugose, 340–380 µm diam.; microspores orange, granulose, some in tetrads.A
Forma de vida
Epipétrica, TerrestreA
Ejemplar revisado
Jal (Bravo & Flores 30, IBUG; Barnes & Land 153, F; McVaugh 25825, CAS, MEXU, MICH, NY, UC; Pringle 10823, ARIZ, CAS, MICH, MSC). Méx (Kenoyer s.n., ARIZ; Tejero-Díez 3066, IZTA). Nay (Norris & Taranto 14156, ENCB, MICH, 14712, MICH).
Unverified, Doubtful, or Mistaken Reports. Mor (Matuda 26352, MO, US, cited by R. Tryon, 1955, but not verified). Pue (Kenoyer 25, US, cited by R. Tryon, 1955, but not verified).
A
Unverified, Doubtful, or Mistaken Reports. Mor (Matuda 26352, MO, US, cited by R. Tryon, 1955, but not verified). Pue (Kenoyer 25, US, cited by R. Tryon, 1955, but not verified).
A
Distribución
México (país) EndémicoA
Elevación
1000 – 3700 mA
Ecología y Hábitat
On dry, rocky, scrubby slopes.A
Categoría IUCN
No incluidaB
Categoría NOM-059-SEMARNAT-2010
No incluidaC
Discusión taxonómica
This species is closely related to S. basipilosa (see for discussion) and to S. parishii, from which it can be separated by the characters given in the key. It may be confused with S. wrightii, which has non-aristate underside leaves and acuminate sporophylls.A