PIHG
3499 Louis O'Brien PI-2199 1971-08-14
Mexico, At 3,800 ft. elevation, 14 mi. w. of town
PIHG
Gymnosperma glutinosa (Spreng.) Less.
6404 B, C.W. O'Brien 204-B 1983-06-21
Mexico, Chipinque Mesa near Monterrey. Altitude 1128 m
PIHG
3088 G.B. Marshall PI-2746 1974-08-12
Mexico, Shrub 8 ft. tall, open grassland, hillside, stop 451, 18 mi. se. of town
PIHG
4478 Louis O'Brien PI-2194 1971-08-20
Mexico, Growing in water in ditch, elevation 1920 m
PIHG
2778 C.W. O'Brien PI-2717 1974-07-31
Mexico, Shrub to small tree, stop 386-B, 8 mi. w. of Parque Nacional Lagunas de Montebello
PIHG
5436 C.W. O'Brien PI-2752 1974-08-14
Mexico, Woody, shruby perennial, 5 ft. tall. Blue flowers. Stop 468-D on rocky hillside 6 mi. ne. of Taxco
PIHG
6697 C.W. O'Brien PI-2758 1974-08-21
Mexico, Roadside perennial, 0.5-2 ft. tall. Stop 513
PIHG
5533 C.W. O'Brien PI-2712 1974-08-01
Mexico, Stop 396, 2 mi. sw. of town. Elevation 2,500 ft.
PIHG
6717 Juan Homero 08/20/18 1977-04-05
Mexico, Huasteca Canyon, just se. of Santa Catalina and w. of Monterrey. voucher: study of collared lyaids, Crotophytons collaris
PIHG
2753 C.W. O'Brien PI-2719 1974-07-31
Mexico, Shrub to 12 ft. tall, 7100 ft. elevation, 24 mi. nw. of town, stop 389B
PIHG
6238 C.W. O'Brien 1977-04-03
Mexico, Cultivated plant
PIHG
6877 C.W. O'Brien PI-2723 1974-08-02
Mexico, Aquatic, roadside ditch, 5 mi. ne. of Juchitan. Stop 401, 50
PIHG
2752 C.W. O'Brien PI-2762 1974-08-13
Mexico, Tree 15-25 ft. tall in thorn scrub community, stop 462
PIHG
6651 C.W. O'Brien PI-2729 1974-08-16
Mexico, Roadside, herbaceous perennial, yellow flowers, 2-4 ft. tall. Stop 482-A, 13 mi. se. of Lagos de Moreno, 6,700 ft. elevation
PIHG
1957 C.W. O'Brien PI-2725 1974-08-18
Mexico, Mistletoe Parasite on madrone and manzanita, 25 mi. w. of Durango.Stop 493
PIHG
5938 C.W. O'Brien PI-2742 1974-08-07
Mexico, Perennial, roadside, thorn-scrub community, stop 427, 44 mi. e. of Valladolid
PIHG
4359 Luis Malaret 07/30/18 1977-04-05
Mexico, Chaparro prieto Canon de la Huasteca, just se. of Santa Catarina and w. of Monterrey. Voucher: study of collered lyaids, Crotophytons collaris
PIHG
3928 b, Louis O'Brien PI-2195 1971-08-19
Mexico, 1 mi. s. of San Luis Potosi, elevation 6160 ft.
PIHG
Gymnosperma glutinosa (Spreng.) Less.
6403 Louis O`Brien PI-2197 1971-08-14
Mexico, 14 mi. w. of Monterrey, 3,800 ft. elevation
PIHG
2086 Louis O'Brien PI-2198 1971-08-14
Mexico, Along Hwy-57 (75?), 19 mi. s. of town
PIHG
3089 C.W. O'Brien PI-2739 1974-08-05
Mexico, Shrub or small tree in thorn scrub, 50 ft. elevation, stop 416B, 7 mi. e. of town
PIHG
5218 C.W. O'Brien PI-2756 1974-08-21
Mexico, Desert shrub, 2-5 ft. tall, stop 510, 28 mi. n. of Cuencame
PIHG
3149 C.W. O'Brien 1977-04-03
Mexico, Km 170 Los Mochis toward Ciudad Obregon
PIHG
6650 Louis O'Brien PI-2196 1971-08-18
Mexico, 10 (?) mi. w. of Zimapan, 6,300 ft. elevation
PIHG
6879 C.W. O'Brien PI-2715 1974-07-30
Mexico, One foot of water in roadside ditch. Stop 380
PIHG
2768 C.W. O'Brien 1977-04-03
Mexico, Km 170 toward Ciudad Obregon
PIHG
3397 C.W. O'Brien PI-2750 1974-08-14
Mexico, Tree 15-25 ft. tall, rocky hillside, stop 468-A, 6 mi. ne. of town
PIHG
6239 C.W. O'Brien 1977-04-03
Mexico, Cultivated plant
PIHG
276 B, C.W. O'Brien 203-B 1983-06-20
Mexico, Associated with juniper and pine, se. of Saltillo.
PIHG
151 C.W. O'Brien PI-2344 1971-08-15
Mexico, Wooded slope with oak, pine and palmetto, 3-4 ft. tall. 16 mi. w. of Linares.
PIHG
2783 C.W. O'Brien PI-2754 1974-08-20
Mexico, Semi-desert shrub 3-8 ft. tall, stop 506, 24 mi. e. of town
PIHG
5213 Luis Malaret 1978-04-02
Mexico, Anacahuita Vicinity of Huasteca Canyon
PIHG
2844 C.W. O'Brien PI-2735 1974-08-20
Mexico, Shrub 2-3 ft. tall on semi-desert rocky hillside, 6500 ft. elevation stop 508E
PIHG
5214 Luis Malaret 1978-04-02
Mexico, Anacahuita Vicinity of Huasteca Canyon
PIHG
3104 C.W. O'Brien 1977-04-07
Mexico, Algodones
PIHG
5549 Luis Malaret 1978-08-21
Mexico, Mala mujer Growing in vicinity of Huasteca Canyon
PIHG
2779 C.W. O'Brien PI-2722 1974-08-01
Mexico, Stop 397, 7 mi. sw. of town, 2500 ft. elevation
PIHG
1111 C.W. O'Brien PI-273 1974-08-16
Mexico, Emergent plant in 4 in. of water, roadside ditch and shallow pond edge, 6 mi. ne. of Dolores Hidalgo. Stop 476 A.
PIHG
3096 C.W. O'Brien PI-2755 1974-08-20
Mexico, Small shrub 1-3- ft. tall, semi-desert, stop 507, 6600 ft. elevation 5 mi. ne. of town
PIHG
190 A, C.W. O'Brien 203-A 1983-06-20
Mexico, Associated with oak and juniper, se. of Saltillo.
PIHG
4363 Luis Malaret 1978-00-00
Mexico, Jarilla, sinwiche Canon de la Huasteca, just se. of Santa Catarina and w.of Monterrey Voucher: study of collared lyaids, Crotophytons collaris
PIHG
259 C.W. O'Brien PI-2716 1974-07-31
Mexico, Tree to 30 ft. tall, stop 386A, 8 mi. w. of Parque Nacional Montebello.
PIHG
1989 C.W. O'Brien PI-2741 1974-08-06
Mexico, Small shrub or tree, thorn-scrub community. Apperas to be a pubescent form of the plant described as glabrous. Stop 421, 3 mi. e. of Chichen Itza
PIHG
238 Luis Malaret 1978-08-01
Mexico, Sabino Tree, vicinity of Monterrey
PIHG
4362 Luis Malaret 29 1978-08-23
Mexico, Granjeno Canon de la Huasteca, just se. of Santa Catarina and w.of Monterrey Voucher: study of collared lyaids, Crotophytons collaris
PIHG
3398 C.W. O'Brien PI-2733 1974-08-20
Mexico, Very small shrub 2-3 ft. tall, rocky, semi-desert hillside, stop 508C, 2 mi. sw. of town
PIHG
6529 C.W. O'Brien PI-2751 1974-08-14
Mexico, Shrubby perennial, 4 ft. tall, rocky hillside, stop 468-C, 6 mi. ne. of Taxco
PIHG
6713 Luis Malaret & Leonel Homero 1977-00-00
Mexico, Huasteca Canyo, just se. of Santa Catalina and w. of Monterrey voucher: study of collared lyaids, Crotophytons collaris
PIHG
462 C.W. O'Brien PI-2743 1974-08-09
Mexico, Roadside in 1 ft. diam. clump, 4 tall. Stop 437, 45 mi. w. of Ciudad Chetumal.
PIHG
2781 C.W. O'Brien PI-2714 1974-05-25
Mexico, 29 mi. n. of town
PIHG
4503 G.B. Marshall PI-2724 1974-08-20
Mexico, Semi-decumbent, spreading plant, 5-8 in. high, rocky hillside, 2 mi. sw. of Yerbanis
PIHG
6680 C.W. O'Brien PI-2757 1974-08-21
Mexico, Roadside, perennial in desert community, 1-2 ft. tall. Stop 511, 17 mi. se. of San Pedro, 3,400 ft. elevation
PIHG
4356 Luis Malaret 12 1978-07-29
Mexico, Canon de la Huasteca, just se. of Santa Catarina and w. of Monterrey Voucher: study of collared lyaids, Crotophytons collaris
PIHG
3097 C.W. O'Brien PI-2753 1974-08-15
Mexico, Low semi-decumbent shrub, 1-3 ft. tall,stop 474, 1 mi. e. of town
PIHG
1693 C.W. O'Brien 173 1983-06-12
Mexico, Altitude 2164 m, 8 Km s. of town
PIHG
6704 Luis Malaret 14 1978-07-31
Mexico, Rabo de mico Huasteca Canyon, just se. of Santa Catalina and w. of Monterrey
PIHG
7854 C.W. O'Brien PI-2759 1974-04-21
Mexico, Small woody shrub 3-4 ft tall, desert canyon floor. Stop 515, Huasteca Canyon N of Monterrey
PIHG
4365 Luis Malaret 23 1978-08-21
Mexico, Canon de la Huasteca, just se. of Santa Catarina and w. of Monterrey Voucher: study of collared lyaids, Crotophytons collaris
PIHG
2650 C.W. O'Brien PI-2748 1974-08-13
Mexico, Low woody shrub 1-3 ft. tall, under oak tree, white flowers. Stop 457, 8 mi. se. of town
PIHG
6679 C.W. O'Brien PI-2726 1974-08-18
Mexico, Roadside, perennial, 3 ft. tall. Stop 494, 39 mi. w. of Durango, at 8,600 ft. elevation
PIHG
4184 C.W. O'Brien 1974-05-28
Mexico, 11 Km n. of Zimapan. Host of Gestaeckeria elegans. D. Hazlett with the Escuela Nacional de Ciancias Forestales, Siguatepeque, Honduras
PIHG
4369 Luis Malaret 05/10/18 1977-04-01
Mexico, Tullidora, coyotillo Canon de la Huasteca, just se. of Santa Catarina and west of Monterrey Voucher: study of collared lyaids, Crotophytons collaris
PIHG
152 C.W. O'Brien PI-2344 1971-08-15
Mexico, Wooded slope with oak, pine and palmetto, 3-4 ft. tall. 16 mi. w. ofLinares.
PIHG
2858 C.W. O'Brien PI-2718 1974-07-31
Mexico, Stop 389A, 24 mi. nw. of town
PIHG
6716 Luis Malaret 1978-04-01
Mexico, Huasteca Canyon, just se. of Santa Catalina and w. of Monterrey. voucher: study of collared lyaids, Crotophytons collaris
PIHG
4368 Luis Malaret 13 1978-07-31
Mexico, Toloache Canon de la Huasteca, just se. of Santa Catarina and west of Monterrey Voucher: study of collared lyaids, Crotophytons collaris
PIHG
6124 C.W. O'Brien PI-2761 1974-08-02
Mexico, 7 mi. n. of Matias Romero. Elevation 500ft.
PIHG
Opuntia tridentata
4355 K Luis Malaret 04/02/18 1977-03-04
Mexico, Canon de la Huasteca, just se. of Santa Catarina and w. of Monterrey Voucher: study of collared lyaids, Crotophytons collaris
PIHG
4364 Luis Malaret 25 1978-08-21
Mexico, Pata de res Canon de la Huasteca, just se. of Santa Catarina and west of Monterrey Voucher: study of collared lyaids, Crotophytons collaris
PIHG
4366 Luis Malaret 11 1978-04-07
Mexico, Canon de la Huasteca, just se. of Santa Catarina and w. of Monterrey Voucher: study of collared lyaids, Crotophytons collaris
PIHG
6885 Luis Malaret 28 1978-08-22
Mexico, Canon de la Huasteca, just se. of Santa Catarina and w. of Monterrey Voucher: study of collared lyaids, Crotophytons collaris
PIHG
2767 C.W. O'Brien 1977-04-03
Mexico, Km 170 toward Ciudad Obregon
PIHG
5384 C.W. O'Brien 1977-04-07
Mexico, Algodones
PIHG
4367 Luis Malaret 1978-04-02
Mexico, Canon de la Huasteca, just se. of Santa Catarina and w. of Monterrey Voucher: study of collared lyaids, Crotophytons collaris
PIHG
3086 C.W. O'Brien PI-2734 1974-08-20
Mexico, Shrub 2-3 ft.tall, semi-desert, rocky hillside, stop 508-D, 2 mi. sw. of town
PIHG
3500 C, C.W. O'Brien 204-C 1983-06-21
Mexico, Chpinque Mesa. Altitude 1,128 m
PIHG
7008 G.B. Marshall PI-2727 1974-08-17
Mexico, Pink flowers. Roadside ditch in mud or shallow (3 in.) water, plant 1-3 ft. tall. Stop 484-A, 8 mi. n. of Aguascalientes
PIHG
3811 C.W. O'Brien 1977-04-07
Mexico, Cruceto Cotton fields
PIHG
4501 C.W. O'Brien PI-2760 1974-08-10
Mexico, Floating aquatic, leaves forming surface rosette. Odometer 13235
PIHG
2996 C.W. O'Brien 1977-04-08
Mexico, On road from Ciudad Obregon, 20 Km from Los Mochis
PIHG
6553 Luis Malaret 1978-00-00
Mexico, Growing in vicinity of Huasteca Canyo
PIHG
6715 Luis Malaret 1978-04-02
Mexico, Mesquite Huasteca Canyon, just se. of Santa Catalina and w. of Monterrey. voucher: study of collared lyaids, Crotophytons collaris
PIHG
3941 C.W. O'Brien PI-2744 1974-08-11
Mexico, Tree 20-30 ft. tall, thorns on trunk. Stop 447A, probably Oaxaca or eastward