Justicia alpina subsp. alpina, Lindau

Villanueva-Espinoza, Rosa, Deng, Yunfei, Scotland, Robert & Wood, John R. I., 2025, Preliminary notes on Justicia (Acanthaceae) in Peru, PhytoKeys 258, pp. 1-123 : 1-123

1 a. Justicia alpina subsp. alpina

Diagnosis.

This subspecies is distinguished by the bracts which are foliose to about the middle of the spike, the lower often entirely leaf-like. The leaves are broadly ovate to suborbicular, up to 4 cm broad and often about as broad as long. They are strictly sessile.

Illustration.

Fig. 1 A – D .

Habitat.

Dry forest between about 1400 and 3000 m.

Phenology.

Flowers from March to May.

Distribution.

Endemic to three departments of northwestern Peru. Fig. 53 .

Material examined.

Peru • Cajamarca: Prov. Cajamarca, arriba de San Pablo, 2470 m, 22 May 1975, A. Sagástegui 7933 ( HUT, MO, US); • ibid., Dist. Chetilla [7°09'S, 78°40'W], L. Dávila et al. 5126 (Laboratorio de dendrologia). Prov. Chota, Dist. Llama [6°33'S, 78°38'W], 2200 m, 6 April 2012 ¸ L. García Llatas 8608 ( USM); • ibid., road Llama – Huambos, 2100 m, 22 May 1965, A. López & A. Sagástegui 5268 ( HUT, US). Prov. Contumazá, La Montana, road to Guzmango [7°22'S, 78°48'W], 2500 m, 18 May 1979, A. Sagástegui 9299 (F, MO, US); • ibid., Dist. Contumazá, El Molino (Cascas – Contumazá), 07°25'58"S, 078°47'30"W, 1800 m, 5 April, 1985, A. Sagástegui 12554 ( MO, US); • ibid., km 13 Chilete – Contumazá, 1400 m, 3 May 1980, I. Sánchez Vega 2241 ( CPUN, MO); ibid., Bosque Natural de Cachil, L. Dávila 166 (Laboratorio de dendrologia, Cajamarca); • ibid., Chilete, Bosque de Huertas, [7°13'S, 78°50'W] 1300–1500 m, L. Dávila 822 (Laboratorio de dendrologia, Cajamarca); • ibid., Contumazá, surroundings of Contumazá, 2870–3000 m, 3 May 1999, M. Binder et al. 1999 / 68 (F); • ibid., Contumazá, entre Contumazá y Amanchaloc, 2870–3000 m, 3 May 1999, E. Rodríguez et al. 2218 (F, USM); • ibid., desvío a bosque de Cachil, 2600 m, 30 May 1990, A. Sagástegui 14283 (F, US); • ibid., El Platanar Hydroelectric Power Plant (road Cascas – Contumazá), 1400 m, 31 March 1994, A. Sagástegui et al. 15210 (F, HAO, US); • ibid., Dist. Chilete, Bosque de Huertas, [7°13'S, 78°50'W], 1300–1500 m, 22 April 2006, L. Dávila 822 (Laboratorio de dendrología, Cajamarca); • ibid., Shillas, 2725 m, 20 March 2006, 7°19'43"S, 78°48'40"W, I. Sánchez V. 227 ( CPUN); • ibid., Dist. Guzmango, surroundings of Guzmango, 2500 m, 30 April 1990, A. Sagástegui 14260 (F, US, USM); • ibid., La Pampa, 2730 m, 30 May 1959, A. Sagástegui & R. Samami 2940 (F, US, HUT); • ibid., C. C. P. P. La Erilla, 2800 m, 2 April 1981, A. Sagástegui 9708 ( HUT, MEXU, US); • ibid., track from Guzmango to San Benito, 7°23'24"S, 78°54'01.4"W, 2562 m, 25 March 2001, T. Henning & C. Schneider 43 ( HUT, USM); • ibid., surroundings of Yatón, 2200 m, 1 May 1981, A. Sagástegui et al. 9763 ( HUT, US); • ibid., Dist. San Benito, Las Chirimoyas (road San Benito – Guzmango), 07°25.5'S, 78°55.5'W, 1592 m, 6 May 2001, A. Sagástegui et al. 16421 (F, HAO, US); • ibid., C. C. P. P. Andaloy, 1550 m, 5 May 1965, A. Sagástegui & M. Fukushima 5057 ( HUT, US); • ibid., surroundings of Yatón, 2200 m, 1 May 1981, A. Sagástegui et al. 9763 ( HUT, US). Prov. San Pablo, El Civil, Ladera, [7°06'32"S, 78°49'10"W], 2200 m, 12 June 1993, J. Sánchez Vega 655 ( CPUN); • ibid., entre Conga y Sangal [7°05'S, 78°23'W], 2100 m, 26 March 2004, I. Sánchez Vega et al. 12611 ( CPUN, F). • La Libertad: Prov. Gran Chimú, Corlás (Cascas – Contumazá) [7.29S 78 49W], 1450 m, 26 April 2002, A. Sagástegui 16883 (F, US). Prov. Otuzco, Dist. Sinsicap, camino a Paranday, [7°53'S, 78°42'W], 2650 m 1 May 1950, M. López 1052 ( US); • ibid., 1 May 1954, A. López 1081 ( US); ibid., 1 May 1954, A. López et al. 2289 ( US); • ibid., Llacom, 2500 m, 16 March 1954, M. Vargas 0158 ( US); • ibid., Dist. Huaranchal, 2300 m, 7 June 1958, A. López et al. 2688 ( HUT, US). Prov. Trujillo, Hac. Campoden [8°07'S, 78°56'W], 27 March 1947, O. Velarde 447 ( US). • Piura: Prov. Huancabamba, Porculla, 2200 m, 10 May 1992, S. Llatas Queiroz & H. de La Cruz 3102 (F, MO, US).

Figures

Figure 1. Justicia alpina subsp. alpina A habit B calyx with bracts and bracteoles C bract D corolla opened out to show stamens. Justicia alpina subsp. machupicchuensis E habit F leaf showing shape and abaxial surface G detail of midvein of adaxial surface of leaf H ovary. A – D drawn from Sagástegui 7933 by Cathy Pasquale; E – H drawn from Ugent 5331 by Margaret Tebbs.

Figure 53. Distribution of Justicia alpina subsp. alpina (yellow squares) and J. alpina subsp. machupicchuensis (red circles) in Peru.