Revision of Passiflora Subgenus Decaloba ... - Passion Flowers

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Passiflora bigelovii Small. Bull. N. York Bot. Gard. 1: 283. 1899. LECTOTYPE
(designated here): UNITED STATES, Texas, Camp Green, C.C. Parry, Mexican
Boundary Survey 393c (lectotype: NY!; isolectotype, GH!)
Slender, low-climbing or scrambling, perennial vine 1 m long or more, densely
pubescent with unicellular curved trichomes on petiole, and adaxial leaf surface,
0.21-0.38 mm long, 0.02 mm wide, also minutely antrorsely appressed-
puberulent throughout with unicellular, curved trichomes, 0.01-0.29 mm long,
0.02-0.07 mm wide. Flowering stems terete, 0.5-1.4 mm in diameter, base
somewhat woody and cork-covered. Stipules narrowly ovate, acute to attenuate,
longitudinally striate-nerved, 1.9-3.6 mm long, 0.2-0.5 mm wide; petioles 0.2-1.1
cm long, commonly bearing in the distal half, (0.36-)0.52-0.81 of the distance
from the base toward the apex of the petiole, 2, elliptic, opposite, sessile, cup-
shaped nectaries with raised rims, 0.8-2.2 mm wide (on the widest axis), 0.2-1.3
mm high. Laminas 0.3-3.7 cm long, 3.0-14.8 cm wide, coriaceous, occasionally
variegated as juveniles, 3- to 5-lobed 0.37-0.90 of the distance to the leaf base at
the deepest sinus, lateral lobes linear to narrowly ovate, acute to attenuate, 0.3-
7.0 cm long, 0.1-0.6 cm wide, often the primary lateral lobes with 1 to 4 smaller
lobes, central lobes ovate to oblong, acute to obtuse, 0.3-3.7 cm long, 0.1-3.0 cm
wide, often with 2 to 3 smaller lobes toward apex, angle between the lateral lobes
145-343°, ratio of lateral to central lobe lengths 0.58-23.33, margins entire,
hyaline, primary veins 3 to 5, diverging and branching at base, laminar nectaries
absent or with one submarginal nectary associated with the minor veins of the