Montanoa leucantha ssp. arborescens  

Montanoa arborescens DC., Prodr. 5: 566. 1836, as "Montagnaea." Type: MEXICO, Cordilliere de Guchilaque, Aug 1827,.1. L. Berlandier 1006 (lectotype chosen from four syntypes, G-DC, photo IDC 800. 565:III.4 top!; iso1ectotypes, PI! G! Pi; photo of P isolectotype, P! MO! US i). This syntype was selected because it has the most collection information, the largest number of specimens at various herbaria and because it was the only one specified by number in the protologue. Other syntypes are: L. Aleman S .11., 1831; L. Aamlan S.n.; and Mairet 59.

Montagnaea c1ematidea Walpers, Linnaea 14: 308. 1840. Type: MEXICO, locality unknown, s.d., W. F. Kwinski s.n. (holotype LE, not seen; isotype, KIELl). Karwinski's original herbarium is deposited at LE (Holmgren and Keuken, 1974), but the specimen was not present in the loan from that institution. Eriocoma c1ematidea (Walpers) Kuntze, Rev. Gen. PI. 1: 336. 1891.

Montanoa uncinata Schultz Bip. in K. Koch, WochenschI. Vereines Beford. Gartenbaues Konig!. Preuss. Staaten 7: 406. 1864. Type: MEXICO, CumbIe de Estepa, Sep 1842, F. M. Liebmann 484 [Liebm. PI. Mex. 9056] (holotype, Pi; isotypes, C[4]! G! K! Pi; photo of holotype, OS!; photos of C isotype, P! MO! NY! US!; tracing of C isotype, GH!). Eriocoma uncinata (Schultz Bip. in K. Koch) Kuntze, Rev. Gen. PI. 1: 336. 1891.

Montanoa patens A. Gray, Proc. Amer. Acad. Arts 21: 388. 1886. Type: MEXICO, Chihuahua, mountains above Batopilas, Aug-Nov 1885, E. Palmer 164 (holotype, GH!; isotypes, BM! G[2]! GH! K! LE! NY[2]!; photo of K isotype, OS!).

Polymnia nervata M. E. Jones, Contr. W. Bot. 12: 44. 1908. Type: MEXICO, Chihuahua, Guayanopa Canyon, Sierra Madre Mts., 24 Sep 1903, 3600 ft, M. E. Jones s.n. [ace. #40414] (lectotype chosen from two syntypes with identical information, POM!; isolectotype, POM!).

REPRESENTATIVE SPECIMENS: GUATEMALA. SACATEPEQUEZ: above Duenas, 21 Jan 1939, Sa 63257 (F). SOLOLA: 3-5 km W of Panajachel, 6-7 Dec 1963, Williallls et 01. 25317 (F, NY, US). MEXICO. CHIAPAS: 16 km NW of Rizo de Oro, 3 Nov 1971, Breedlove &: Smith 21746 (DS, ENCB, MICH, MO); 30 mi E of Tuxtla, 26 Nov 1977, FRa 257/* (OS); ca. 45 km E of Tuxtla, 16 Dec 1977, FK 2700 (OS); ca. 5 km E of Tuxtia, 16 Dec 1977, FK 2699 (OS); hwy 1957 mi N of hwy 190,27 Nov 1977, FRa 2574 (OS); jct of hwys 190 and 195,25 Nov 1977, FRo 2561 (OS); 24.6 mi N of jct of hwys 190 and 195,27 Nov 1977, FRa 2576 (OS); 34.2 mi N ofjct of hwys 190 and 195,27 Nov 1977, FRo 2580 (OS); Zinacatan, 29 Nov 1971, Breedlmoe 22913 (DS); 5 km above Soyalo, 2 Nov 1965, Breedlove 14053 (DS, ENCB, F, LL, MICH); 23 mi SE of San Cristobal, 18 Nov 1966, AL 4248 (MICH, OS); 2-3 km SW of Aguacatenango, 16 Dec 1977, FK 2693 (OS); 3-4 km SW of Aguacatenango, 16 Dec 1977, FK 2695 (OS). CHIHUAHUA: San Jose de Pinal, Rio Mayo, 21 Sep 1936, Gentry 2840 (ARIZ, F, GH, MO, S, UC); Barranca del Cobre, 30 Dec 1977, Hartlllan et 01. 5107* (OS, RM); Arroyo Hondo, II Sep 1935, Gentry 1776 (MEXU, MO, NA, UC, US); Maguarichic, 20 Sep 1939, Knobloch 6029 (LL, MSC, US). DURANGO: jct of hwy 40 and rd to San Lucia, 20 Dec 1978, FCa 3001 (OS); 4 mi E of jct of hwy 40 and rd to Santa Lucia, 20 Dec 1978, FCa 3002 (OS); 4 mi E of jct of hwy 40 and rd to Santa Lucia, 20 Dec 1978, FCa 3003 (OS); 1.5 mi E of La Fraguita, 20 Dec 1978, FCa 3004 (OS); ca. 45 km SW from La Ciudad, 21-22 Oct /971, Dieterle 3828 (ENCB, MICH); 17 mi ESE of Durango, 3 Oct 1965, C 10261 (CA, DUKE, ENCB, GH, MEXU, MICH, MSC, NY, TEX, WIS); 7 mi E of La Palmito, 27 Sep 1973, Reveal &: Atwood3618 (US). GUERRERO: 5.8 mi E of Chichihualco, 15 Nov 1978, FRi 2838 (OS); 22 mi from hwy 95 on rd to Filo de Caballo, 13 Nov 1977, FRo 2325b (OS); Canizal-Chichihualco rd, 4.2 mi SE of jct of road to Filo de Caballo, 15 Nov 1978, FRi 2834 (OS); Cruz de Ocote, 3 Dec 1963, Rzedowski 18099 (DS, ENCB, MICH, MSC, WIS); Otatlan, 14 Nov 1939, Hinton 14852 (F, LL, MO, NA, NY); Pueblo Viejo, 8 Nov 1939, Hintoll 14818 (F, GH, LL, MO, NA, US). JALISCO: 5 mi NNE of Talpa de Allende, 14 Oct 1960, M 20189 (DUKE, ENCB, LL, MICH, NY); rd to Tapalpa from hwy to Ciudad Guzman, 15 Nov 1968, Boutin &: Brandt 2142 (CA, MEXU, MICH); ca. 5 mi SW of Tepatitian, 8 Oct 1976, SG 4096* (OS); 47 mi S of Iiquilpan,8 Nov 1977, F 2297 (OS); N shore of Lago de Chapala, [ Oct 1966, AL 3858 (MICH, OS); btw Lagos de Moreno and San Juan de los Lagos, 7 Oct [976, SG 4088* (OS). MEXICO: 2 km S of Temescaltepec, 30 Oct 1977, F 2232* (OS); 2 km S of Temescaltepec, 30 Oct [977, F 2233* (OS); 3 km S of Temescaltepec, 30 Oct 1977, F 2234* (OS); 3 km S of Temescaltepec, 30 Oct [977, F 2236* (OS); rd N from Valle de Bravo to hwy [5, [9 Nov 1978, F 2852 (OS); 3.2 mi N of jct of hwy I and hwy 5, 19 Nov [978, F 2854 (OS); near Jepantia, 10 Dec [978, FV 2954 (OS). MICHOACAN: ca. [I mi E of Coalcoman de Matamoros on rd to Dos Aguas, 17 Dec 1978, FCa 2981 (OS); 2 km W of Zacapu, 3 Nov 1977, F 2264* (OS); ca. [5 mi E of Morelia, [5 Dec 1978, FCa 2966 (OS); 24 mi W of Zitacuaro, I Nov 1977, FH 2251 (OS); 4.1 mi W of Zitacuaro, 20 Nov [978, F 2865* (OS); ca. 7 mi SE of Ciudad Hidalgo, 4 Sep [976, HF 4245* (OS); just E of Zitacuaro, I Nov [977, FH 2244 (OS). MORELOS: 1.2 mi S of Mexico/Morelos state line on Cuautla-Amecameca rd, 25 Nov [966, AL 4310 (MICH, OS); hwy 95D near km marker 74, 16 Nov 1977, FG 2360 (OS); 6.3 mi SW of Tepoztlan, 25 Nov 1966, AL 4307 (MICH, OS); 2 mi N of Cuernavaca, 27 Jan 197[, Freeland &: Spetzmall 74 (MEXU, NA). OAXACA: 27 mi NE of jct of hwys [90 and [25, 23 Nov [978, F 2877 (OS); 14 mi NE of jct of hwys 190 and [25,23 Nov [978, F 2880 (OS); btw Huahuapan de Leon and Yanhuitlan, 18 Oct [976, SG 4250* (OS); 30.7 mi NW of Oaxaca, 23 Nov [978, F 2895 (OS); [4.7 mi SE ofjct ofhwy 190 and 1.2 mi NW of Tamazulapan, Rio Oro, 23 Nov 1978, F 2891 (OS); [2-14.5 mi S of Suchiztepec, 8 Nov [966, AL 4177 (MICH, OS); Las Sedas, 20 Oct 1907, Conzalli 2079 (F, MEXU, MICH); near Ixtian de Juarez, 4 Nov [966,AL4120 (MICH, OS); 39 km N ofjctofhwys 190 and 131, 20 Nov 1977, Fro 2399 (OS); 6.8 mi N of Oaxaca on hwy [75, [7 Dec 1977, FTK 2701 (OS); Sierra de San Felipe, 9 Oct-[6 Nov 1894, Pringle 4929 (BM, BR, CM, F, G, GH, M, NY, S, US); 2 mi N ofjct of hwy 190 and rd to Iaycatlan, 6 Nov [966, AL 4134 (MICH, OS). PUEBLA: ca. 3 mi E of Puebla, 20 Aug, HF 4135* (OS); near San Miguel Papaxtla, Cholula, 3[ Sep 1967, Rzedmvski 24898 (ENCB); I km NW of San Pedro Yaucuitlalpan, 24 Oct 1976, Mexica 159 (ENCB); 20 mi N of Huajuapan de Leon, 24 Oct 1965, Cronquist &: Sousa 10402 (CA, DUKE, ENCB, GH, MEXU, MICH, MSC, NY, TEX, US). SINALOA: 5 mi NW of Los Ornos, Sinaloa and Vela, 6 Nov 1969, Breedlove &: Kawahara 17076 (MICH); Palmito, 14-15 Nov 1959, Gentry &: Arguelles 18173 (TEX, US). SONORA: 12.5 mi W of Yecora, 12 Aug 1978, FS 2775* (OS); Huchuerachi, 4 Dec 1890, Hartlllan 302 (GH, K, NY, UC, US); near La Nopalera, 4 Oct 1939, MillieI' 3613 (GH, LL, MICH, NA, UC); San Bernardo, 8 Nov 1934, Gentry 1146 (A, ARIZ, F, MICH, MO); Sierra de Alamos, 30 Oct 1939, Gentry 4788 (ARIZ, DS, F, GH, MICH, MO, NA, NY, UC, US).