gyperlcum pentalobum sp, nov 
Hypericum pentalobum sp. nov. Plant a spreading shrub, 1 m. high 
or less, with twigs and branches of the inflorescence narrowly winged; leaves 
sessile, in conspicuous axillary clusters with as many as 10 leaves in each 
cluster, and much smaller than the main pair of leaves, which are 2-2,5 cm, long 
and up to 7 mm. broad, elliptic, obtuse, lower surface pale and not dull and 
with a very prominent straw-colored midrib, the upper surface dull, punctate- 
dotted, the midrib deeply impressed, all leaves rolling together on drying and 
appearing,revolute and linear; petals yellow; stamens many styles 5; sepals 5, 
ovate, a^iculate, more or less revolute on drying, upper surface punctate- 
dotted, 6-7 mm. long, 2-3 mm. broad; capsule ovoid, about 6 mm, long, surpassed 
about 2 mm. by the 5 styles, and splitting at the top for a short distance into 
5 separate carpels at maturity. 
Type specimen No, 21074 was collected Sept, 17, 1936, in swampy ground 
about 8 miles north of Hifeh Island in Chambers Co., Texas, and it is deposited 
at the Gray Herbarium, This species is closely related to H, lobocarpum Gattinger, 
but differs especially in its sepals being ovate, aeutish, and apiculate. 
